GROUND-WATER LEVELS IN CONNECTICUT-WATER YEAR 1997
TABLE OF CONTENTS
Fairfield County
BD 8--Town of Brookfield
FF 23--Town of Fairfield
FF 30--Town of Fairfield
FF 31--Town of Fairfield
FF 32--Town of Fairfield
FF 33--Town of Fairfield
NT 15--Town of Newtown
Hartford County
BU 2--Town of Burlington
EW 133--Town of East Windsor
EW 134--Town of East Windsor
GR 328--Town of Granby
GR 329--Town of Granby
GR 330--Town of Granby
GR 331--Town of Granby
MB 32--Town of Marlborough
MB 35--Town of Marlborough
MB 36--Town of Marlborough
SW 64--Town of South Windsor
Litchfield County
NOC 7--Town of North Canaan
SY 15--Town of Salisbury
SY 23--Town of Salisbury
SY 24--Town of Salisbury
WY 1--Town of Woodbury
Middlesex County
CL 223--Town of Clinton
CL 224--Town of Clinton
CL 225--Town of Clinton
D 116--Town of Durham
D 117--Town of Durham
D 119--Town of Durham
D 120--Town of Durham
MF 1--Town of Middlefield
MT 261--Town of Middletown
New Haven County
HM 445--Town of Hamden
HM 446--Town of Hamden
HM 447--Town of Hamden
HM 448--Town of Hamden
HM 449--Town of Hamden
HM 450--Town of Hamden
NHV 201--Town of North Haven
NHV 202--Town of North Haven
SB 30--Town of Southbury
SB 39--Town of Southbury
SB 41--Town of Southbury
SB 42--Town of Southbury
WB 93--Town of Waterbury
WB 198--Town of Waterbury
New London County
CO 335--Town of Colchester
GT 19--Town of Groton
NSN 77--Town of North Stonington
NSN 78--Town of North Stonington
SM 7--Town of Salem
Tolland County
CV 51--Town of Coventry
EL 82--Town of Ellington
EL 139--Town of Ellington
EL 140--Town of Ellington
MS 19--Town of Mansfield
MS 44--Town of Mansfield
MS 45--Town of Mansfield
MS 46--Town of Mansfield
MS 74--Town of Mansfield
MS 75--Town of Mansfield
MS 76--Town of Mansfield
MS 77--Town of Mansfield
Windham County
PL 1--Town of Plainfield
SC 19--Town of Scotland
SC 20--Town of Scotland
SC 21--Town of Scotland
SC 22--Town of Scotland
SC 23--Town of Scotland
FAIRFIELD COUNTY
LOCATION.--Lat 41 30'07", long 73 25'05", Hydrologic Unit 01100005, 50 ft south and 10 ft
east of parking area along State Route 7 at north town line, Brookfield; New Milford quadrangle.
Owner: U.S. Geological Survey.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 1.25 in, depth 53 ft,
plastic casing to 50 ft, well point 50 to 53 ft.
INSTRUMENTATION.--Prior to November 1990 measurements made monthly; from November 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements
made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 255 ft above sea level, from topographic map.
Measuring point: Top of casing, 0.40 ft above land-surface datum.
PERIOD OF RECORD.--January 1967 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 26.33 ft below land-surface datum, April 26, 1983;
lowest water level measured, 33.41 ft below land-surface datum, January 26, 1981.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 28.83 JAN 28 28.31 APR 24 28.20 JUL 31 31.45
NOV 27 28.71 FEB 27 28.89 MAY 30 28.77 AUG 28 31.05
DEC 26 26.96 MAR 31 29.01 JUN 27 29.95 SEP 29 31.75
WATER YEAR 1997 HIGHEST 26.96 DEC 26, 1996 LOWEST 31.75 SEP 29, 1997
LOCATION.--Lat 41 12'56", long 73 15'31", Hydrologic Unit 01100006, about 100 ft south of
Merritt Parkway and about 2,000 ft southwest of State Route 59 overpass (exit 46),
Fairfield; Westport quadrangle.
Owner: Connecticut Department of Transportation.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 1.25 in, depth 42 ft,
steel casing to 39 ft, screened 39 to 42 ft.
INSTRUMENTATION.--Prior to November 1990 measurements made monthly; from November 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements
made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 130 ft above sea level, from topographic map.
Measuring point: Top of casing, 2.40 ft above land-surface datum.
PERIOD OF RECORD.--October 1966 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 3.64 ft below land-surface datum, April 10,1980;
lowest water level measured, 8.86 ft below land-surface datum, November 18, 1992.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 7.40 JAN 28 7.15 APR 24 7.55 JUL 31 8.40
NOV 27 7.05 FEB 27 7.90 MAY 30 7.43 AUG 28 8.05
DEC 26 7.30 MAR 31 7.63 JUN 27 8.33 SEP 29 8.36
WATER YEAR 1997 HIGHEST 7.05 NOV 27, 1996 LOWEST 8.40 JUL 31, 1997
LOCATION.--Lat 41 11'24", long 73 17'22", Hydrologic Unit 01100006, High Point Lane, 80 ft northeast
of end of cul de sac. Fairfield; Westport quadrangle.
Owner: Aspetuck Land Trust.
AQUIFER.--Bedrock.
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 2 in, depth 27 ft, screened
22 to 27 ft.
INSTRUMENTATION.--From August 1993 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape; since
October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 335 ft above sea level, from topographic map.
Measuring point: Top of casing, 2.00 ft above land-surface datum.
PERIOD OF RECORD.--August 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured,0.47 ft below land-surface datum March 30, 1994;
lowest water level measured, 13.11 ft below land-surface datum, October 17, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 1.25 JAN 28 0.68 APR 24 1.46 JUL 31 6.83
NOV 27 1.00 FEB 27 2.74 MAY 30 2.72 AUG 28 4.95
DEC 26 1.17 MAR 31 0.83 JUN 27 4.32 SEP 29 7.55
WATER YEAR 1997 HIGHEST 0.68 JAN 28, 1997 LOWEST 7.55 SEP 29, 1997
LOCATION.--Lat 41 11'18", long 73 17'58", Hydrologic Unit 01100006, Behind fire station at 3965
Hillside Ave. Fairfield; Westport quadrangle.
Owner: Town of Fairfield.
AQUIFER.--Bedrock.
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 2 in, depth 39.1 ft.
INSTRUMENTATION.--From October 1993 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape; since
October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 275 ft above sea level from topographic map.
Measuring point: Top of casing, 1.50 ft above land-surface datum.
PERIOD OF RECORD.--October 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 1.59 ft below land-surface datum, March 30, 1994;
lowest water level measured, 14.50 ft below land-surface datum, September 13, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 4.43 JAN 28 3.90 APR 24 5.12 JUL 31 9.61
NOV 27 3.99 FEB 27 4.75 MAY 30 6.82 AUG 28 7.58
DEC 26 4.25 MAR 31 3.70 JUN 27 8.38 SEP 29 10.93
WATER YEAR 1997 HIGHEST 3.70 MAR 31, 1997 LOWEST 10.93 SEP 29, 1997
LOCATION.--Lat 41 11'03", long 73 18'13", Hydrologic Unit 01100006, Timothy Dwight School, Redding Road
10 ft off of curb at corner of parking lot. Fairfield; Westport quadrangle.
Owner: Town of Fairfield.
AQUIFER.--Bedrock.
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 2 in, depth 25 ft, screened
20 to 25 ft.
INSTRUMENTATION.--From August 1993 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape; since
October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 225 ft above sea level, from topographic map.
Measuring point: Top of casing, 0.50 ft above land-surface datum.
PERIOD OF RECORD.--August 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 4.70 ft below land-surface datum, April 25, 1994;
lowest water level measured, 14.01 ft below land-surface datum, September 30, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 5.82 JAN 28 5.60 APR 24 5.53 JUL 31 9.50
NOV 27 5.62 FEB 27 5.80 MAY 30 6.15 AUG 28 7.25
DEC 26 5.23 MAR 31 7.75 JUN 27 7.21 SEP 29 10.62
WATER YEAR 1997 HIGHEST 5.23 DEC 26, 1996 LOWEST 10.62 SEP 29, 1997
LOCATION.--Lat 41 10'58", long 73 18'20", Hydrologic Unit 01100006, Timothy Dwight School, Redding Road
50 ft north of driveway, 50 ft east of Redding Road.
Fairfield; Westport quadrangle.
Owner: Town of Fairfield.
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 2 in, depth 25 ft, screened
20 to 25 ft.
INSTRUMENTATION.--From August 1993 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape; since
October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 155 ft above sea level, from topographic map.
Measuring point: Top of casing, 1.00 ft above land-surface datum.
PERIOD OF RECORD.--August 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 3.60 ft below land-surface datum, March 28, 1994;
lowest water level measured, 8.13 ft below land-surface datum, September 23, 1996.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 4.68 JAN 28 4.10 APR 24 4.66 JUL 31 6.00
NOV 27 4.22 FEB 27 4.86 MAY 30 5.08 AUG 28 5.37
DEC 26 4.55 MAR 31 4.33 JUN 27 5.48 SEP 29 5.88
WATER YEAR 1997 HIGHEST 4.10 JAN 28, 1997 LOWEST 6.00 JUL 31, 1997
LOCATION.--Lat 41 24'29", long 73 16'51", Hydrologic Unit 01100005, 0.65 mi southwest of
State Route 34 on Mile Hill Road and 0.25 mi north on a Fairfield State Hospital road,
Newtown; Newtown quadrangle.
Owner: U.S. Geological Survey.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 1.25 in, depth 33 ft,
plastic casing to 31 ft, well point 31 to 33 ft.
INSTRUMENTATION.--Prior to November 1990 measurements made monthly; from November 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements made
monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 265 ft above sea level, from topographic map.
Measuring point: Top of casing, 2.20 ft above land-surface datum.
PERIOD OF RECORD.--January 1967 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 0.30 ft below land-surface datum, May 25, 1989;
lowest water level measured, 11.14 ft below land-surface datum, October 26, 1988.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 2.41 JAN 28 3.45 APR 24 3.01 JUL 31 8.41
NOV 27 2.35 FEB 27 4.20 MAY 30 4.46 AUG 28 8.60
DEC 26 2.09 MAR 31 3.57 JUN 27 6.85 SEP 29 9.56
WATER YEAR 1997 HIGHEST 2.09 DEC 26, 1996 LOWEST 9.56 SEP 29, 1997
HARTFORD COUNTY
LOCATION.--Lat 41 46'15", long 72 58'16", Hydrologic Unit 01080207, 95 ft north of State
Route 4 at junction with Route 69, Burlington; Collinsville quadrangle.
Owner: Snow Realty, Bristol.
AQUIFER.--Stratified drift (sand and gravel) of Pleistocene age.
WELL CHARACTERISTICS.--Dug, unused, water-table well, diameter 36 in, depth 37 ft, stone-lined.
INSTRUMENTATION.--ADR water-level recorder- 60 minute punch, May 2, 1986 through September 23, 1987.
Prior to May 1986 and from February 29,1988 to November 1990, measured monthly; from November 1990
through September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements made
monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 880 ft above sea level, from topographic map.
Measuring point: Top of 8-inch PVC casing 8.84 ft below original land-surface datum,
under manhole cover.
PERIOD OF RECORD.--April 1946 to September 1987 and February 1988 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 12.70 ft below land-surface datum, August 19, 1955;
lowest water level measured, 37.41 ft below land-surface datum, December 22, 1948.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 21.52 JAN 31 18.77 APR 28 17.94 JUL 30 24.23
NOV 27 19.30 FEB 27 19.69 MAY 29 18.32 AUG 28 26.49
DEC 30 16.87 MAR 28 20.04 JUN 27 20.65 SEP 26 27.17
WATER YEAR 1997 HIGHEST 16.87 DEC 30, 1996 LOWEST 27.17 SEP 26, 1997
LOCATION.--Lat 41 54'50", long 72 33'22", Hydrologic Unit 01080205, about 170 ft east of Church St.
and about 75 ft south of Mill St. (State Route 191), 15 ft north of Broad Brook, East Windsor;
Broad Brook quadrangle.
Owner: Otto Fresse
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 22.6 ft, PVC casing,
screened 21.6 to 22.6.
INSTRUMENTATION.--Prior to November 1990 measurements made monthly; from November 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements
made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 40 ft above sea level, from topographic map.
Measuring point: Top of recorder shelter floor 4.07 ft above land-surface datum.
PERIOD OF RECORD.--January 1986 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 1.40 ft below land-surface datum, May 25, 1989;
lowest water level measured, 6.66 ft below land-surface datum, September 29, 1986.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 5.02 JAN 30 4.24 APR 25 4.60 JUL 30 5.53
NOV 24 4.45 FEB 27 4.33 MAY 29 5.00 AUG 28 5.43
DEC 30 4.27 MAR 28 4.68 JUN 27 5.29 SEP 26 5.70
WATER YEAR 1997 HIGHEST 4.24 JAN 30, 1997 LOWEST 5.70 SEP 26, 1997
LOCATION.--Lat 41 55'48", long 72 31'13", Hydrologic Unit 01080205, about 400 ft east of East St. and about
0.75 mi north of Depot St., East Windsor; Broad Brook quadrangle.
Owner: Myers Nursery
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 102.1 ft, PVC casing,
screened 99.1 to 102.1 ft.
INSTRUMENTATION.--Prior to November 1990 measurements made monthly; from November 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements
made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 185 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 1.25 ft above land-surface datum.
PERIOD OF RECORD.--January 1986 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 48.91 ft below land-surface datum, June 14, 1991;
lowest water level measured, 51.66 ft below land-surface datum, January 27, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 50.75 JAN 30 49.16 APR 25 49.53 JUL 30 50.42
NOV 24 50.77 FEB 27 49.36 MAY 29 49.67 AUG 28 50.77
DEC 30 49.85 MAR 28 49.55 JUN 27 49.90 SEP 26 51.04
WATER YEAR 1997 HIGHEST 49.16 JAN 30, 1997 LOWEST 51.04 SEP 26, 1997
LOCATION.--Lat 41 56'49", long 72 49'48", Hydrologic Unit 01080207; 1,150 ft east of junction
of Day St. and Simsbury Rd. on field lane to field, well is 320 ft east of fence line and 60 ft
north of wood line and 10 ft from east fence line, Granby; Tariffville quadrangle.
Owner: Town of Granby.
AQUIFER.--Glacial till of Pleistocene age.
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 2 in, depth 22 ft, PVC casing,
slotted 20 to 22 ft.
INSTRUMENTATION.--Prior to October 27, 1988 measurements made monthly with a chalked tape by
State Natural Resources Center personnel; ADR water-level recorder with 60-minute punch
installed October 27, 1988; intermittent water level measurements made with a chalked
tape during water year 1993; measurements made biweekly with a chalked tape during water year 1994;
from October 1994 through September 1996 measurements made biweekly with an electric tape by USGS personnel;
since October 1996 measurements made monthly with an electric tape by USGS personnel.
DATUM.--Elevation of land-surface datum is 440 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 0.84 ft above land-surface datum.
PERIOD OF RECORD.--June 1981 to September 1992. Only 4 measurements during water year 1993. October 1994
to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 4.49 ft below land-surface datum, June 1, 1984;
lowest water level measured, 17.44 ft below land-surface datum, November 4, 1988.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 28 11.94 JAN 29 10.26 APR 30 9.65 JUL 30 13.82
NOV 27 10.73 FEB 26 10.21 MAY 28 11.11 AUG 29 14.58
DEC 30 7.86 MAR 28 10.51 JUN 27 12.86 SEP 26 15.60
WATER YEAR 1997 HIGHEST 7.86 DEC 30, 1996 LOWEST 15.60 SEP 26, 1997
LOCATION.--Lat 41 56'47", long 72 49'59", Hydrologic Unit 01080207; 1,150 ft east of junction of
Day St. and Simsbury Rd. on field lane to field, well is 10 ft east of stone wall, 150 ft
south of field lane along stone wall which runs north and south, Granby; Tariffville quadrangle.
Owner: Town of Granby.
AQUIFER.--Glacial till of Pleistocene age.
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 2 in, depth 22 ft, PVC casing,
slotted 20 to 22 ft.
INSTRUMENTATION.--Prior to October 27, 1988 measurements made monthly with a chalked tape by
State Natural Resources Center personnel; ADR water-level recorder with 60-minute punch
installed October 27, 1988; intermittent water level measurements made with a chalked
tape during water year 1993; measurements made biweekly with a chalked tape during water year 1994;
from October 1994 through September 1996 measurements made biweekly with an electric tape by USGS personnel;
since October 1996 measurements made monthly with an electric tape by USGS personnel.
DATUM.--Elevation of land-surface datum is 400 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 2.32 ft above land-surface datum.
PERIOD OF RECORD.--May 1982 to September 1992. Only 4 measurements during water year 1993. October 1994
to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 0.88 ft below land-surface datum, January 26,1996;
lowest water level measured, 13.13 ft below land-surface datum, October 28, 1988.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 26 3.75 JAN 29 4.64 APR 30 4.13 JUL 30 9.90
NOV 27 3.60 FEB 26 5.06 MAY 28 5.02 AUG 29 10.66
DEC 30 3.31 MAR 28 5.30 JUN 27 7.38 SEP 26 10.83
WATER YEAR 1997 HIGHEST 3.31 DEC 30, 1996 LOWEST 10.83 SEP 26, 1997
LOCATION.--Lat 41 56'43", long 72 50'22", Hydrologic Unit 01080207; 1,000 ft west of junction of Day St. and
Simsbury Rd. on west side of alfalfa field, 50 ft from bank of west branch of Salmon River, 250 ft south
along field, 10 ft west of edge of field, Granby; Tariffville quadrangle.
Owner: Town of Granby.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Bored, unused, water table well, diameter 2 in, depth 22 ft, PVC casing,
slotted 20 to 22 ft.
INSTRUMENTATION.--Prior to October 27, 1988 measurements made monthly with a chalked tape by
State Natural Resources Center personnel; ADR water-level recorder with 60-minute punch
installed October 27, 1988; intermittent water level measurements made with a chalked
tape during water year 1993; measurements made biweekly with a chalked tape during water year 1994;
from October 1994 through September 1996 measurements made biweekly with an electric tape by USGS personnel;
since October 1996 measurements made monthly with an electric tape by USGS personnel.
DATUM.--Elevation of land-surface datum is 309 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 2.29 ft above land-surface datum.
PERIOD OF RECORD.-- May 1982 to September 1992. Only 4 measurements made during water year 1993. October 1994
to current year.
EXTREMES FOR PERIOD OF RECORD.-- Highest water level measured, 0.01 ft below land-surface datum, October 20,
1989; lowest water level measured, 5.47 ft below land-surface datum, April 10, 1987.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 28 2.40 JAN 29 2.56 APR 30 2.54 JUL 30 3.58
NOV 27 2.32 FEB 26 2.66 MAY 28 2.86 AUG 29 3.44
DEC 30 2.46 MAR 28 2.56 JUN 27 3.25 SEP 26 3.58
WATER YEAR 1997 HIGHEST 2.32 NOV 27, 1996 LOWEST 3.58 JUL 30, 1997 SEP 26, 1997
LOCATION.--Lat 41 56'53", long 72 50'17", Hydrologic Unit 01080207; along north side of field road
30 ft west of Simsbury Road, and 900 ft north from junction with Day Street, South
Granby; Tariffville quadrangle.
Owner: Town of Granby.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Bored, unused, water table well, diameter 2 in, depth 31.5 ft, PVC casing,
slotted 29.5 to 31.5 ft.
INSTRUMENTATION.--Prior to October 27, 1988 measurements made monthly with a chalked tape by
State Natural Resources Center personnel; ADR water-level recorder with 60-minute punch
installed October 27, 1988; intermittent water level measurements made with a chalked
tape during water year 1993; measurements made biweekly with a chalked tape during water year 1994;
from October 1994 through September 1996 measurements made biweekly with an electric tape by USGS personnel;
since October 1996 measurements made monthly with an electric tape by USGS personnel.
DATUM.--Elevation of land-surface datum is 327 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 2.36 ft above land-surface datum.
PERIOD OF RECORD.--March 1983 to September 1992. Only 4 measurements made during water year 1993. October 1994
to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 4.41 ft below land-surface datum, April 22,
1983; lowest water level measured, 13.30 ft below land-surface datum, September 29, 1983.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 28 9.62 JAN 29 9.76 APR 30 8.99 JUL 30 11.57
NOV 27 9.54 FEB 26 10.04 MAY 28 9.95 AUG 29 11.11
DEC 30 8.46 MAR 28 9.59 JUN 27 11.04 SEP 26 10.79
WATER YEAR 1997 HIGHEST 8.46 DEC 30, 1996 LOWEST 11.57 JUL 30, 1997
LOCATION.--Lat 41 35'35", long 72 25'37", Hydrologic Unit 01080205, in southwest corner of field about
25 ft east of 4H Camp road at sharp turn to the west, which is about 1,000 ft southeast of South Road;
Marlborough; Moodus quadrangle.
Owner: Hartford County 4H.
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 16.5 ft, PVC casing,
screened 14.6 to 16.5 ft.
INSTRUMENTATION.--Prior to September 1991 measurements made monthly; from September 1991 through
September 1993 measurements made with a chalked tape by State Natural Resources Center personnel;
from October 1993 through September 1994 measurements made biweekly with a chalked tape; from October
1994 through September 1996 measurements made biweekly with an electric tape; since October 1996
measurements made monthly with an electric tape. All measurements since October 1993 made by USGS personnel.
DATUM.--Elevation of land-surface datum is 255 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 2.5 ft above land-surface datum.
PERIOD OF RECORD.--January 1986 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 0.30 ft below land-surface datum, March 30, 1994;
lowest water level measured, 10.65 ft below land-surface datum, September 14, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 28 2.95 JAN 28 1.37 MAY 29 4.50 AUG 28 8.40
NOV 24 1.61 FEB 28 3.18 JUN 30 6.72 SEP 30 9.75
DEC 26 1.08 MAR 28 5.23 JUL 31 8.59
WATER YEAR 1997 HIGHEST 1.08 DEC 26, 1996 LOWEST 9.75 SEP 30, 1997
LOCATION.--Lat 41 35'35", long 72 25'37", Hydrologic Unit 01080205, Ogden Lord Road, one mile north of Colchester
Town line 20 ft west of road, Marlborough; Moodus quadrangle.
Owner: State of Connecticut.
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 20.5 ft, PVC casing,
screened 15.5 to 20.5 ft.
INSTRUMENTATION.--From August 1993 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape; since
October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 515 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 2.0 ft above land-surface datum.
PERIOD OF RECORD.--August 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 3.67 ft below land-surface datum, March 30, 1994;
lowest water level measured, 18.74 ft below land-surface datum, October 28, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 28 9.55 JAN 28 5.93 APR 25 6.88 JUL 31 14.84
NOV 24 7.80 FEB 28 7.91 MAY 29 9.30 AUG 28 15.82
DEC 26 5.10 MAR 28 8.19 JUN 30 12.61 SEP 30 16.55
WATER YEAR 1997 HIGHEST 5.10 DEC 26, 1996 LOWEST 16.55 SEP 30, 1997
LOCATION.--Lat 41 35'18", long 72 26'45", Hydrologic Unit 01080205, Ogden Lord Road, 1,000 ft north of Colchester
Town line 60 ft west of road, Marlborough; Moodus quadrangle.
Owner: State of Connecticut.
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 18.55 ft, PVC casing,
screened 13.55 to 18.55 ft.
INSTRUMENTATION.--From August 1993 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape; since
October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 485 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 2.50 ft above land-surface datum.
PERIOD OF RECORD.--August 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 0.98 ft below land-surface datum, November 24, 1996;
lowest water level measured, 9.69 ft below land-surface datum, September 13, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 28 2.64 JAN 28 1.32 APR 25 2.98 JUL 31 7.92
NOV 24 0.98 FEB 28 3.18 MAY 29 3.57 AUG 28 7.04
DEC 26 2.35 MAR 28 2.88 JUN 30 6.07 SEP 30 8.30
WATER YEAR 1997 HIGHEST 0.98 NOV 24, 1996 LOWEST 8.30 SEP 30, 1997
LOCATION.--Lat 41 49'10", long 72 37'21", Hydrologic Unit 01080205, 15 ft north of apartment
building at 652-9 Main Street, South Windsor; Manchester quadrangle.
Owner: Frank Pierce, Jr.
AQUIFER.--Stratified drift of Pleistocene age (sand).
WELL CHARACTERISTICS.--Dug, unused, water-table well, diameter 24 in, depth 18 ft,
brick-lined.
INSTRUMENTATION.--Prior to November 1990 measurements made monthly; from November 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements
made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 40 ft above sea level, from topographic map.
Measuring point: Top edge of hole in flagstone cover, 0.50 ft above land-surface datum.
PERIOD OF RECORD.--November 1934 to September 1939 and October 1948 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 7.12 ft below land-surface datum, April 26, 1983;
lowest water level measured, 15.22 ft below land-surface datum, January 26, 1966.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 10.35 JAN 30 8.68 APR 25 8.76 JUL 30 11.58
NOV 24 10.11 FEB 27 9.07 MAY 29 9.73 AUG 28 11.99
DEC 30 8.10 MAR 28 9.26 JUN 27 10.89 SEP 26 12.31
WATER YEAR 1997 HIGHEST 8.10 DEC 30, 1996 LOWEST 12.31 SEP 26, 1997
LOCATION.--Lat 42o01'25", long 73 19'30", Hydrologic Unit 01100005, 300 ft south and 75 ft
west of junction of State Routes 7 and 44, North Canaan; Ashley Falls quadrangle.
Owner: James Lyle.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Dug, unused, water-table well, diameter 24 in, depth 12 ft, stone-lined.
INSTRUMENTATION.--Measurements made weekly, July 18, 1988 to August 31, 1989. Prior to July 18, 1988 measured
monthly; since August 31, 1989 measured biweekly with a chalked tape by observer.
DATUM.--Elevation of land-surface datum is 675 ft above sea level, from topographic map.
Measuring point: Top of small curving knob on rock, north side, at land-surface datum.
PERIOD OF RECORD.--August 1958 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 5.40 ft below land-surface datum, November 23
and December 8, 1984; lowest water level measured, dry (lower than 12 ft below land-surface datum) on
September 15, 29,and October 6, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 01 9.35 JAN 20 9.39 APR 14 9.11 JUL 16 10.07
15 9.35 30 9.30 30 9.25 30 10.31
30 9.30 FEB 15 9.50 MAY 16 9.30 AUG 14 10.42
NOV 15 9.26 28 9.50 31 9.52 31 10.27
DEC 14 8.78 MAR 17 9.29 JUN 14 9.74 SEP 13 10.19
31 9.13 31 9.12 30 9.93 30 10.50
WATER YEAR 1997 HIGHEST 8.78 DEC 14, 1996 LOWEST 10.50 SEP 30, 1997
LOCATION.--Lat 41 55'25", long 73 25'20", Hydrologic Unit 01100005; 800 ft east of State Route 41
On Lower Cobble Road, 8 ft south of pavement and 10 ft east of fence, Salisbury; Sharon quadrangle.
Owner: Town of Salisbury
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water table well, diameter 2 in, depth 27.4 ft, PVC casing,
screened 24 to 27.4 ft.
INSTRUMENTATION.--Measurements made weekly with a chalked tape by paid observer.
DATUM.--Elevation of land-surface datum is 695 ft above sea level, from topographic map.
Measuring point: At land-surface datum.
REMARKS.--Well frozen from January 26 through March 26, 1997.
PERIOD OF RECORD.--December 1987 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 8.14 ft below land-surface datum, March 28,1993;
lowest water level measured, 16.99 ft below land-surface datum, October 30, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 03 14.58 JAN 04 11.61 APR 03 11.83 JUL 03 13.37
10 14.63 09 11.72 10 11.86 10 13.62
19 14.69 19 12.00 19 11.87 19 13.90
26 14.56 26 ICE 26 11.92 26 14.12
NOV 03 14.14 FEB 03 ICE MAY 03 11.99 AUG 04 14.38
11 13.97 10 ICE 10 12.08 11 14.59
19 13.93 19 ICE 19 12.20 19 14.83
26 13.91 26 ICE 27 12.23 26 15.02
DEC 03 13.90 MAR 03 ICE JUN 04 12.50 SEP 03 15.24
09 13.90 10 ICE 10 12.65 10 15.42
19 11.84 19 ICE 19 12.92 19 15.62
28 11.57 26 ICE 26 13.16 26 15.79
WATER YEAR 1997 HIGHEST 11.57 DEC 28, 1996 LOWEST 15.79 SEP 26, 1997
LOCATION.--Lat 41 55'54", long 73 25'34", Hydrologic Unit 01100005; 450 ft south of junction of Race Track
Road on State Route 112, 30 ft southwest of pavement and 10 ft east of woods, Salisbury; Sharon quadrangle.
Owner: Connecticut Department of Transportation.
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.-- Augered, unused, water-table well, diameter 2 in, depth 51 ft, PVC casing,
screened 48 to 51 ft.
INSTRUMENTATION.--Measurements made weekly with a chalked tape by paid observer.
DATUM.--Elevation of land-surface datum is 939 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 1.50 ft above land-surface datum.
PERIOD OF RECORD.--December 1987 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 3.87 ft below land-surface datum, April 3, 1993;
lowest water level measured, 17.37 ft below land-surface datum, September 25, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 03 5.82 JAN 04 5.47 APR 03 3.94 JUL 03 9.85
10 6.07 09 5.56 10 4.78 10 9.82
19 5.84 19 5.97 19 5.27 19 10.18
26 4.93 26 6.14 26 5.53 26 10.66
NOV 03 5.78 FEB 03 6.45 MAY 03 5.92 AUG 04 11.09
11 5.30 10 6.40 10 5.45 11 11.55
19 5.83 19 6.93 19 6.21 19 12.61
26 6.05 26 6.77 27 6.47 26 12.69
DEC 03 4.47 MAR 03 6.73 JUN 04 7.29 SEP 03 12.11
09 4.45 10 5.82 10 7.81 10 12.45
19 4.42 19 5.70 19 8.75 19 12.95
28 4.81 26 5.69 26 8.10 26 13.22
WATER YEAR 1997 HIGHEST 3.94 APR 03, 1997 LOWEST 13.22 SEP 26, 1997
LOCATION.--Lat 41 59'56", long 73 24'15", Hydrologic Unit 01100005; near junction of State Route 44 and Taconic
Road, 115 ft north of Route 44 and 50 ft east of Taconic Road, 5 ft north of fence, Salisbury; Sharon quadrangle.
Owner: Town of Salisbury.
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.-- Augered, unused, water-table well, diameter 2 in, depth 28.27 ft, PVC casing,
screened 25.7 to 28.7 ft.
INSTRUMENTATION.--Measurements made weekly with a chalked tape by paid observer.
DATUM.--Elevation of land-surface datum is 815 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 2.00 ft above land-surface datum.
PERIOD OF RECORD.--December 1987 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 5.36 ft below land-surface datum, April 2, 1994;
lowest water level measured, 19.39 ft below land-surface datum, October 04, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 03 12.64 JAN 04 8.17 APR 03 8.97 JUL 03 13.29
10 12.58 09 7.53 10 7.89 10 13.77
19 12.03 19 9.48 19 8.22 19 14.20
26 10.80 26 10.12 26 8.59 26 14.64
NOV 03 10.98 FEB 03 10.60 MAY 03 8.87 AUG 04 15.24
11 10.87 10 10.79 10 8.46 11 15.72
19 10.86 19 11.22 19 9.38 19 16.23
26 11.10 26 11.29 27 9.96 26 16.51
DEC 03 10.06 MAR 03 11.39 JUN 04 10.68 SEP 03 16.64
09 9.41 10 10.69 10 11.25 10 16.89
19 7.02 19 10.52 19 12.13 19 17.22
28 7.30 26 10.42 26 12.76 26 17.54
WATER YEAR 1997 HIGHEST 7.02 DEC 19, 1996 LOWEST 17.54 SEP 26, 1997
LOCATION.--Lat 41 32'02", long 73 12'24", Hydrologic Unit 01100005, about 75 ft east of
Main Street and 21 ft north of Irene Thulin House and about 500 ft south of Orenaug
Road, Woodbury; Woodbury quadrangle.
Owner: Irene Boultbee.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Dug, unused, water-table well, diameter 30 in, depth 31 ft (formerly 34.2 ft).
INSTRUMENTATION.--Analog recorder installed Oct. 5, 1965; removed May 18, 1970;
ADR water-level recorder with 60-minute punch installed May 7, 1986 and removed December 28, 1987.
Prior to November 1990 measurements made monthly; from November 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements made
monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 270 ft above sea level, from topographic map.
Measuring point: Top of plywood cover, 2.53 ft above land-surface datum.
REMARKS.--Water level data available October 1913 through December 1916, not included in period of record
due to lack of documentation of measuring point height.
PERIOD OF RECORD.--April 1944 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 18.70 ft below land-surface datum, April 26, 1983;
lowest water level measured, 30.81 ft below land-surface datum, September 24, 1981.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 21.87 JAN 28 21.22 APR 24 21.61 JUL 31 26.11
NOV 27 21.05 FEB 27 21.90 MAY 30 22.26 AUG 28 27.41
DEC 26 20.18 MAR 31 22.16 JUN 27 23.63 SEP 29 28.73
WATER YEAR 1997 HIGHEST 20.18 DEC 26, 1996 LOWEST 28.73 SEP 29, 1997
MIDDLESEX COUNTY
LOCATION.--Lat 41 18'32", long 72 32'55", Hydrologic Unit 01100004, 50 ft
west of intersection of Cow Hill Rd. and Sassafrass Drive, 10 ft south of
curb, at tree line, Clinton; Clinton quadrangle.
Owner: Town of Clinton.
AQUIFER.--Glacial till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 64 ft,
PVC casing, screened 59 to 64 ft.
INSTRUMENTATION.--From October 1991 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape; since
October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 205 ft above sea level, from topographic map.
Measuring point: Top of casing, 1.08 ft above land-surface datum.
PERIOD OF RECORD.-- October 1991 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 1.37 ft below land-surface datum, March 30, 1994;
lowest water level measured, 11.16 ft below land-surface datum, September 13, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 6.84 JAN 31 2.98 APR 29 3.35 JUL 29 8.90
NOV 29 3.01 FEB 27 3.65 MAY 30 4.70 AUG 29 9.89
DEC 27 2.63 MAR 31 3.34 JUN 30 6.94 SEP 25 11.06
WATER YEAR 1997 HIGHEST 2.63 DEC 27, 1996 LOWEST 11.06 SEP 25, 1997
LOCATION.--Lat 41 18'26", long 72 32'24", Hydrologic Unit 01100004, east end of Colonial
Drive, well is 20 ft east of curb at storm drain, Clinton; Clinton quadrangle.
Owner: Town of Clinton.
AQUIFER.-- Glacial till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 25 ft,
PVC casing, screened 20 to 25 ft.
INSTRUMENTATION.--From October 1991 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape; since
October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 145 ft above sea level, from topographic map.
Measuring point: Top of casing, 0.57 ft above land-surface datum.
PERIOD OF RECORD.-- October 1991 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 16.93 ft below land-surface datum, March 30, 1994;
lowest water level measured, 22.48 ft below land-surface datum, October 12, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 21.33 JAN 31 18.95 APR 29 18.96 JUL 29 21.25
NOV 29 20.70 FEB 28 19.16 MAY 30 19.70 AUG 29 21.56
DEC 27 17.93 MAR 31 18.84 JUN 30 20.65 SEP 25 22.24
WATER YEAR 1997 HIGHEST 17.93 DEC 27, 1996 LOWEST 22.24 SEP 25, 1997
LOCATION.--Lat 41 17'35", long 72 31'50", Hydrologic Unit 01100004, about 200 ft south of the
intersection of Cow Hill Rd. and Route 81, well is 200 ft east of Route 81 at edge of field, Clinton;
Clinton quadrangle.
Owner: Town of Clinton, Board of Education.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 30 ft,
PVC casing, screened 25 to 30 ft.
INSTRUMENTATION.--From December 1991 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape; since
October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 40 ft above sea level, from topographic map.
Measuring point: Top of casing, 1.88 ft above land-surface datum.
PERIOD OF RECORD.-- December 1991 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 4.09 ft below land-surface datum, March 30, 1994;
lowest water level measured, 10.39 ft below land-surface datum, September 13, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 5.75 JAN 31 5.50 APR 29 5.66 JUL 29 7.62
NOV 29 5.48 FEB 27 5.87 MAY 30 6.02 AUG 29 8.04
DEC 27 5.34 MAR 31 5.67 JUN 30 7.04 SEP 25 8.43
WATER YEAR 1997 HIGHEST 5.34 DEC 27, 1996 LOWEST 8.43 SEP 25, 1997
LOCATION.--Lat 41 28'09", long 72 42'07", Hydrologic Unit 01080205, in schoolyard of Brewster School about 100 ft
east of Tuttle St. and about 2,400 ft south of State Route 68, Durham; Durham quadrangle.
Owner: Town of Durham, Board of Education, Brewster School.
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 23.8 ft, PVC casing,
screened 22.3 to 23.8 ft.
INSTRUMENTATION.--Measurements made biweekly with a chalked tape by paid observer.
DATUM.--Elevation of land-surface datum is 241 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 1.27 ft above land-surface datum.
PERIOD OF RECORD.--January 1986 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 0.00 ft above land-surface datum, December 9, 1996;
lowest water level measured, 10.04 ft below land-surface datum, September 25, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 10 2.46 JAN 10 0.36 APR 10 0.53 JUL 10 4.99
25 0.38 25 0.31 25 0.46 25 6.44
NOV 10 0.09 FEB 10 0.34 MAY 10 0.32 AUG 10 5.31
25 0.81 25 0.51 25 1.60 25 3.34
DEC 09 0.00 MAR 09 0.39 JUN 10 3.33 SEP 10 5.33
22 0.20 25 0.47 25 4.53 25 6.52
WATER YEAR 1997 HIGHEST 0.00 DEC 09, 1996 LOWEST 6.52 SEP 25, 1997
LOCATION.--Lat 41 28'25", long 72 41'05", Hydrologic Unit 01080205, about 400 ft west of Maple Ave. and
about 300 ft south of Allyn Brook, Durham; Durham quadrangle.
Owner: Town of Durham, Fair Grounds Association.
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 22.5 ft, PVC casing,
screened 21 to 22.5 ft.
INSTRUMENTATION.--Measurements made biweekly with a chalked tape by paid observer.
DATUM.--Elevation of land-surface datum is 162 ft above sea level, from topographic map.
Measuring point: Top of steel casing, 1.35 ft above land-surface datum.
PERIOD OF RECORD.--January 1986 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 4.34 ft below land-surface datum December 9, 1996;
lowest water level measured, 14.48 ft below land-surface datum, August 26, 1987.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 10 9.84 JAN 10 7.38 APR 10 7.47 JUL 10 12.48
25 6.69 25 6.66 25 7.28 25 12.78
NOV 10 4.65 FEB 10 6.62 MAY 10 7.83 AUG 10 11.94
25 7.98 25 7.74 25 10.04 25 11.50
DEC 09 4.34 MAR 09 8.78 JUN 10 11.37 SEP 10 12.29
22 5.06 25 7.88 25 11.98 25 12.81
WATER YEAR 1997 HIGHEST 4.34 DEC 09, 1996 LOWEST 12.81 SEP 25, 1997
LOCATION.--Lat 41 28'24", long 72 41'19", Hydrologic Unit 01080205, about 1600 ft west of Maple Ave. and about
400 ft south of Allyn Brook at northeast corner of parking area at end of gravel road, Durham; Durham quadrangle.
Owner: Town of Durham.
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 23 ft, PVC casing,
screened 20 to 23 ft.
INSTRUMENTATION.--Measurements made biweekly with a chalked tape by paid observer.
DATUM.--Elevation of land-surface datum is 157 ft above sea level, from topographic map.
Measuring point: Top of steel protective casing, 0.42 ft above land-surface datum.
REMARKS.--Shallow, southern well of pair.
PERIOD OF RECORD.--January 1986 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, +0.12 ft above land-surface datum, March 12, 1994;
lowest level measured, 3.56 ft below land-surface datum, August 26, 1987.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 10 0.76 JAN 10 0.30 APR 10 0.49 JUL 10 2.71
25 0.24 25 0.60 25 0.34 25 2.60
NOV 10 0.26 FEB 10 0.14 MAY 10 0.32 AUG 10 1.18
25 0.38 25 0.30 25 1.51 25 0.70
DEC 09 +.04 MAR 09 0.32 JUN 10 2.16 SEP 10 2.15
22 +.02 25 0.33 25 2.47 25 2.48
WATER YEAR 1997 HIGHEST +0.04 DEC 09, 1996 LOWEST 2.71 JUL 10, 1997
READINGS ABOVE LAND SURFACE INDICATED BY "+"
LOCATION.--Lat 41 28'24", long 72 41'19", Hydrologic Unit 01080205, about 1,600 ft west of Maple Ave. and about
400 ft south of Allyn Brook at northeast corner of parking area at end of gravel road, Durham; Durham quadrangle.
Owner: Town of Durham.
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 50 ft, PVC casing,
screened 47 to 50 ft.
INSTRUMENTATION.--Measurements made biweekly with a chalked tape by paid observer.
DATUM.--Elevation of land-surface datum is 157 ft above sea level, from topographic map.
Measuring point: Top of steel protective casing, 0.42 ft above land-surface datum.
REMARKS.--Deep, northern well of pair.
PERIOD OF RECORD.--January 1986 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 0.05 ft above land-surface datum, February 25, 1994;
lowest water level measured, 4.37 ft below land-surface datum, September 10, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 10 1.91 JAN 10 1.86 APR 10 2.08 JUL 10 3.08
25 1.56 25 1.22 25 1.94 25 3.14
NOV 10 0.67 FEB 10 1.65 MAY 10 2.02 AUG 10 2.83
25 2.06 25 2.07 25 2.58 25 2.61
DEC 09 0.87 MAR 09 2.21 JUN 10 3.02 SEP 10 3.13
22 1.01 25 2.17 25 3.06 25 3.39
WATER YEAR 1997 HIGHEST 0.67 NOV 10, 1996 LOWEST 3.39 SEP 25, 1997
LOCATION.--Lat 41 30'33", long 72 43'20", Hydrologic Unit 01080205, about 100 ft east of
West Street and about 600 ft south of State Route 147, Middlefield; Middletown quadrangle.
Owner: The Leisure Group Inc. (Lyman Products for Shooters).
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.--Dug, unused, water-table well, diameter 24 in, depth 22 ft, stone-lined.
INSTRUMENTATION.--Prior to November 1990 measurements made monthly; from November 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements made
monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 260 ft above sea level, from topographic map.
Measuring point: Top of flagstone curb, north side at land-surface datum.
PERIOD OF RECORD.--July 1946 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 1.67 ft below land-surface datum, June 24, 1992;
lowest water level measured, 16.92 ft below land-surface datum, November 24, 1964.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 31 5.07 JAN 28 3.71 APR 24 4.73 JUL 31 10.70
NOV 27 4.65 FEB 28 6.40 MAY 29 7.77 AUG 28 10.05
DEC 26 4.67 MAR 28 6.19 JUN 27 9.43 SEP 30 10.05
WATER YEAR 1997 HIGHEST 3.71 JAN 28, 1997 LOWEST 10.70 JUL 31, 1997
LOCATION.--Lat 41 32'54", long 72 33'55", Hydrologic Unit 01080205, about 200 ft east of
River Road and 200 ft northwest of Building 450, Middletown; Middle Haddam quadrangle.
Owner: United Technologies Corp., Hartford.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Dug, unused, water-table well, diameter 36 in, depth 27.6 ft, stone-lined. As of
October 24, 1995, well depth decreased to 26.2 ft, as a result of land-surface elevation change.
INSTRUMENTATION.--Prior to December 1990 measurements made monthly; from December 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements made
monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 145 ft above sea level, from topographic map.
Measuring point: Top of stone cover at land-surface datum.
PERIOD OF RECORD.--April 1956 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 17.16 ft below land-surface datum, April 26, 1983;
lowest water level measured, dry (lower than 26.2 ft below land-surface datum) on November 1 and December 2,
1957, November 25, 1964, October 31, 1986, and October 17, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 31 21.08 JAN 31 19.33 APR 24 18.98 JUL 31 22.04
NOV 25 20.08 FEB 28 19.31 MAY 29 19.61 AUG 28 21.80
DEC 27 18.83 MAR 28 19.32 JUN 27 20.58 SEP 30 23.28
WATER YEAR 1997 HIGHEST 18.83 DEC 27, 1996 LOWEST 23.28 SEP 30, 1997
NEW HAVEN COUNTY
LOCATION.--Lat 41 24'23", long 72 54'28", Hydrologic Unit 01100004, at Lockwood Farm, 800 ft
south of Kenwood Ave. and 1500 ft west of Shepard Ave., in Orchard, Hamden; Mount Carmel quadrangle.
Owner: Connecticut Agricultural Experiment Station.
AQUIFER.--Sedimentary bedrock (arkose).
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 2 in (0-12 ft), depth 36.35 ft, PVC casing,
open hole 12 to 36.35 ft (diameter of open section --3 in).
INSTRUMENTATION.--Prior to May 1996 measurements made biweekly with a chalked tape by paid observer.
Beginning June 26, 1997, measurements made monthly with an electric tape by USGS personnel.
DATUM.--Elevation of land-surface datum is 180 ft above sea level, from topographic map.
Measuring point: Top of casing, 1.80 ft above land-surface datum.
REMARKS.--Water level records missing from May 1996 through May 1997.
PERIOD OF RECORD.--April 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 16.06 ft below land-surface datum, April 29, 1996;
lowest water level measured, 32.89 ft below land-surface datum, September 14, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
JUN 26 24.48 JUL 31 27.41 AUG 28 24.32 SEP 29 27.35
WATER YEAR 1997 HIGHEST 24.32 AUG 28, 1997 LOWEST 27.41 JUL 31, 1997
LOCATION.--Lat 41 25'46", long 72 54'17", Hydrologic Unit 01100004, at Sleeping Giant State Park,
off Tuttle Ave., 50 ft south of road and 30 ft west of Mill River; Hamden; Mount Carmel quadrangle.
Owner: Connecticut Department of Environmental Protection.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 23 ft, PVC casing,
screened from 18 to 23 ft.
INSTRUMENTATION.--Prior to May 1996 measurements made biweekly with a chalked tape by paid observer.
Beginning June 26, 1997, measurements made monthly with an electric tape by USGS personnel.
DATUM.--Elevation of land-surface datum is 95 ft above sea level, from topographic map.
Measuring point: Top of casing, 1.60 ft above land-surface datum.
REMARKS.--Northern, shallow well of pair. Water level records missing from May 1996 through May 1997.
PERIOD OF RECORD.--April 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 1.11 ft below land-surface datum,
January 29, 1994; lowest water level measured, 4.51 ft below land-surface datum, September 14, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
JUN 26 3.75 JUL 31 4.01 AUG 28 3.56 SEP 29 3.84
WATER YEAR 1997 HIGHEST 3.56 AUG 28, 1997 LOWEST 4.01 JUL 31, 1997
LOCATION.--Lat 41 25'46", long 72 54'17", Hydrologic Unit 01100004, at Sleeping Giant State Park,
off Tuttle Ave., 50 ft south of road and 30 ft west of Mill River; Hamden; Mount Carmel quadrangle.
Owner: Connecticut Department of Environmental Protection.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 58 ft, PVC casing,
screened from 53 to 58 ft.
INSTRUMENTATION.--Prior to May 1996 measurements made biweekly with a chalked tape by paid observer.
Beginning June 26, 1997, measurements made monthly with an electric tape by USGS personnel.
DATUM.--Elevation of land-surface datum is 95 ft above sea level, from topographic map.
Measuring point: Top of casing, 1.60 ft above land-surface datum.
REMARKS.--Southern, deeper well of pair. Water level records missing from May 1996 through May 1997.
PERIOD OF RECORD.--January 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 0.84 ft below land-surface datum,
January 29, 1994; lowest water level measured, 4.16 ft below land-surface datum, September 14, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
JUN 26 3.18 JUL 31 3.55 AUG 28 3.14 SEP 29 3.65
WATER YEAR 1997 HIGHEST 3.14 AUG 28, 1997 LOWEST 3.65 SEP 29, 1997
LOCATION.--Lat 41 25'41", long 72 54'20", Hydrologic Unit 01100004, at Sleeping Giant State Park,
300 ft east of Route 10, 200 ft south of Tuttle Ave., northeast corner of field, near woods;
Hamden; Mount Carmel quadrangle.
Owner: Connecticut Department of Environmental Protection.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 53 ft, PVC casing,
screened from 48 to 53 ft.
INSTRUMENTATION.--Prior to May 1996 measurements made biweekly with a chalked tape by paid observer.
Beginning June 26, 1997, measurements made monthly with an electric tape by USGS personnel.
DATUM.--Elevation of land-surface datum is 115 ft above sea level, from topographic map.
Measuring point: Top of casing, 2.20 ft above land-surface datum.
REMARKS.--Water level records missing from May 1996 through May 1997.
PERIOD OF RECORD.--April 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 9.74 ft below land-surface datum,
January 29, 1996; lowest water level measured, 14.99 ft below land-surface datum, Sept. 14, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
JUN 26 13.71 JUL 31 14.12 AUG 28 13.66 SEP 29 14.16
WATER YEAR 1997 HIGHEST 13.66 AUG 28, 1997 LOWEST 14.16 SEP 29, 1997
LOCATION.--Lat 41 24'17", long 72 54'19", Hydrologic Unit 01100004, at Lockwood Farm, 600 ft
south of Kenwood Ave. and 600 ft west of Shepard Ave., on top of hill in Orchard, Hamden;
Mount Carmel quadrangle.
Owner: Connecticut Agricultural Experiment Station.
AQUIFER.--Sedimentary bedrock (arkose).
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 2 in, depth 33.50 ft, PVC casing,
screened from 23.50 to 33.50 ft.
INSTRUMENTATION.--Prior to May 1996 measurements made biweekly with a chalked tape by paid observer.
Beginning June 26, 1997, measurements made monthly with an electric tape by USGS personnel.
DATUM.--Elevation of land-surface datum is 235 ft above sea level, from topographic map.
Measuring point: Top of casing, 2.20 ft above land-surface datum.
REMARKS.--Northern well of pair. Water level records missing from May 1996 through May 1997.
PERIOD OF RECORD.--April 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 11.02 ft below land-surface datum, January 29, 1996;
lowest water level measured, 21.59 ft below land-surface datum, August 14, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
JUN 26 18.59 JUL 31 19.66 AUG 28 15.03 SEP 29 18.55
WATER YEAR 1997 HIGHEST 15.03 AUG 28, 1997 LOWEST 19.66 JUL 31, 1997
LOCATION.--Lat 41 24'17", long 72 54'19", Hydrologic Unit 01100004, at Lockwood Farm, 600 ft
south of Kenwood Ave. and 600 ft west of Shepard Ave., on top of hill in Orchard, Hamden;
Mount Carmel quadrangle.
Owner: Connecticut Agricultural Experiment Station.
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 14 ft, PVC casing,
screened from 9 to 14 ft.
INSTRUMENTATION.--Prior to May 1996 measurements made biweekly with a chalked tape by paid observer.
Beginning June 26, 1997, measurements made monthly with an electric tape by USGS personnel.
DATUM.--Elevation of land-surface datum is 235 ft above sea level, from topographic map.
Measuring point: Top of casing, 1.05 ft above land-surface datum.
REMARKS.--Southern well of pair. Water level records missing from May 1996 through May 1997.
PERIOD OF RECORD.--January 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 10.79 ft below land-surface datum, January 7, 1993;
lowest water level measured, 13.80 ft below land-surface datum, July 14, 1994.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
JUN 26 13.17 JUL 31 13.35 AUG 28 12.70 SEP 29 13.28
WATER YEAR 1997 HIGHEST 12.70 AUG 28, 1997 LOWEST 13.35 JUL 31, 1997
LOCATION.--Lat 41 23'07", long 72 51'52", Hydrologic Unit 01100004, 3 ft south of curb in southwest corner of
parking area for Center School, 35 ft east of Elm Street, North Haven; Wallingford Quadrangle.
Owner: Town of North Haven.
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter, 2 in, depth 32 ft,
plastic casing to 27 ft, screened 27 ft to 32 ft.
INSTRUMENTATION.--Prior to January 1991 measurements made monthly; from January 1991 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements made
monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 35 ft above sea level, from topographic map.
Measuring point: Top of plastic casing, 0.7 ft above land-surface datum.
PERIOD OF RECORD.--October 1975 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 11.56 ft below land-surface datum, June 28,1982;
lowest water level measured, 18.71 ft below land-surface datum, November 5, 1987.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 15.53 JAN 28 14.25 APR 24 14.33 JUL 31 16.32
NOV 27 15.55 FEB 27 14.48 MAY 30 14.90 AUG 28 16.31
DEC 26 13.46 MAR 31 14.71 JUN 26 15.51 SEP 30 16.92
WATER YEAR 1997 HIGHEST 13.46 DEC 26, 1996 LOWEST 16.92 SEP 30, 1997
LOCATION.--Lat 41 25'50", long 72 51'07", Hydrologic Unit 01100004, about 50 ft east of eastbound
land of Merritt Parkway, 3.2 mi north of North Haven service area at no parking sign, North Haven;
Wallingford quadrangle.
Owner: State of Connecticut.
AQUIFER.--Stratified drift of Pleistocene age (sand).
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 2 in, depth 60.4 ft,
plastic casing to 60 ft, screened 60 to 65 ft.
INSTRUMENTATION.--Prior to November 1990 measurements made monthly; from November 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements made
monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 55 ft above sea level, from topographic map.
Measuring point: Top of plastic casing, 2.7 ft above land-surface datum.
REMARKS.--Levels affected by pumping.
PERIOD OF RECORD.--October 1975 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 33.07 ft below land-surface datum, April 25, 1983;
lowest water level measured, dry (lower than 60.4 ft below land-surface datum) on September 28, October 29,
November 25, and December 29, 1981; January 27, 1982; October 29, November 27, December 30, 1985; January 28,
July 28, August 28, September 26, October 29, and November 25, 1986; June 28, July 27, August 26, and
September 27, 1988; October 26, November 28, December 28, 1988; January 25, February 25, and March 27, 1989;
February 18, 28, March 11, 30, April 13, 23, May 10, 26, June 9, 25, 1992; and September 27, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 45.12 JAN 28 41.30 APR 24 43.54 JUL 31 51.70
NOV 27 45.93 FEB 28 41.54 MAY 30 45.87 AUG 28 52.98
DEC 26 40.36 MAR 31 43.67 JUN 27 48.55 SEP 30 54.92
WATER YEAR 1997 HIGHEST 40.36 DEC 26, 1996 LOWEST 54.92 SEP 30, 1997
LOCATION.--Lat 41 29'54", long 73 12'52", Hydrologic Unit 01100005, located about 75 ft west of the
intersection of Route 6 and 67, 40 ft south of Route 67, Southbury; Southbury quadrangle.
Owner: State of Connecticut.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 27.5 ft,
PVC casing, screened 22.5 to 27.5 ft.
INSTRUMENTATION.--From October 1991 through September 1994 measurements made biweekly with a chalked tape;
from October 1994 through September 1996 measurements made biweekly with an electric tape; since October
1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 252 ft above sea level, from topographic map.
Measuring point: Top of casing, 2 ft above land-surface datum.
PERIOD OF RECORD.-- October 1991 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 15.72 ft below land-surface datum, December 26, 1996;
lowest water level measured, 22.70 ft below land-surface datum, October 17, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 16.90 JAN 28 17.67 APR 24 17.18 JUL 31 20.60
NOV 27 16.93 FEB 27 18.25 MAY 30 18.17 AUG 28 20.89
DEC 26 15.72 MAR 31 18.17 JUN 27 19.39 SEP 29 21.00
WATER YEAR 1997 HIGHEST 15.72 DEC 26, 1996 LOWEST 21.00 SEP 29, 1997
LOCATION.--Lat 41 30'02", long 73 13'10", Hydrologic Unit 01100005, in George Bennett Town Park,
20 ft north of parking area, behind fence, Southbury; Woodbury quadrangle.
Owner: Town of Southbury.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 26 ft,
PVC casing, screened 21 to 26 ft.
INSTRUMENTATION.--From October 1993 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape; since
October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 185 ft above sea level, from topographic map.
Measuring point: Top of casing, 1.63 ft above land-surface datum.
PERIOD OF RECORD.-- October 1991 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 2.35 ft below land-surface datum, January 29, 1996;
lowest water level measured, 8.47 ft below land-surface datum, September 13, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 4.96 JAN 28 5.03 APR 24 5.65 JUL 31 7.64
NOV 27 4.83 FEB 27 6.11 MAY 30 6.62 AUG 28 7.35
DEC 26 4.64 MAR 31 5.91 JUN 27 7.37 SEP 29 7.79
WATER YEAR 1997 HIGHEST 4.64 DEC 26, 1996 LOWEST 7.79 SEP 29, 1997
LOCATION.--Lat 41 29'35", long 73 12'27", Hydrologic Unit 01100005, west end of Hinman Lane,
at entrance to Hinman Park Conservation Area, 20 ft south of curb, Southbury; Southbury quadrangle.
Owner: Town of Southbury.
AQUIFER.--Glacial till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 110 ft,
PVC casing, well screened 105 to 110.
INSTRUMENTATION.--From October 1991 through September 1994 measurements made biweekly with
a chalked tape; from October 1994 through September 1996 measurements made biweekly
with an electric tape; since October 1996 measurements made monthly with an electric tape.
All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 385 ft above sea level, from topographic map.
Measuring point: Top of casing, 2.35 ft above land-surface datum.
PERIOD OF RECORD.-- October 1991 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 44.70 ft below land-surface datum, December 16,
1992; lowest water level measured, 55.54 ft below land-surface datum, October 17, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 45.65 JAN 28 46.46 APR 24 45.30 JUL 31 50.83
NOV 27 46.05 FEB 27 45.96 MAY 30 46.74 AUG 28 49.93
DEC 26 45.32 MAR 31 45.47 JUN 27 48.87 SEP 29 50.51
WATER YEAR 1997 HIGHEST 45.30 APR 24, 1997 LOWEST 50.83 JUL 31, 1997
LOCATION.--Lat 41 29'16", long 73 12'17", Hydrologic Unit 01100005, Hunter Ridge,10 ft from
end of cul de sac, Southbury; Southbury quadrangle.
Owner: Town of Southbury.
AQUIFER.--Glacial till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 82 ft,
PVC casing, well screened 77 to 82.
INSTRUMENTATION.--From August 1993 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an
electric tape; since October 1996 measurements made monthly with an electric tape. All
measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 465 ft above sea level, from topographic map.
Measuring point: Top of casing, 1.20 ft above land-surface datum.
PERIOD OF RECORD.-- August 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 10.82 ft below land-surface datum, March 28,
1994; lowest water level measured, 24.09 ft below land-surface datum, September 30, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 12.10 JAN 28 12.38 APR 24 11.88 JUL 31 17.70
NOV 27 12.30 FEB 27 12.57 MAY 30 13.37 AUG 28 16.62
DEC 26 11.46 MAR 31 11.83 JUN 27 15.68 SEP 29 17.51
WATER YEAR 1997 HIGHEST 11.46 DEC 26, 1996 LOWEST 17.70 JUL 31, 1997
LOCATION.--Lat 41 31'34", long 73 02'17", Hydrologic Unit 01100005, 10 ft east of house at
118 Pearl Hill Road, Waterbury; Waterbury quadrangle.
Owner: Mrs. Simeon W. Nichols.
AQUIFER.--Stratified drift of Pleistocene age (gravel).
WELL CHARACTERISTICS.--Dug, unused, water-table well, diameter 32 in, depth 33 ft, stone-lined.
INSTRUMENTATION.--Prior to November 1990 measurements made monthly; from November 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements made
monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 320 ft above sea level, from topographic map.
Measuring point: Bottom edge of flagstone, northwest corner of well, at land-surface datum.
PERIOD OF RECORD.--February 1944 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 22.82 ft below land-surface datum, June 4, 1984;
lowest water level measured, 29.68 ft below land-surface datum, September 27, 1962.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 25.75 JAN 28 26.60 APR 24 26.30 JUL 31 27.85
NOV 27 26.45 FEB 27 27.50 MAY 30 27.10 AUG 28 27.25
DEC 26 25.23 MAR 31 27.85 JUN 27 27.65 SEP 29 27.50
WATER YEAR 1997 HIGHEST 25.23 DEC 26, 1996 LOWEST 27.85 MAR 31, 1997 JUL 31, 1997
LOCATION.--Lat 41 32'45", long 72 58'42", Hydrologic Unit 01100005, 10 ft north of house at
185 Pierpont Road, Waterbury; Southington quadrangle.
Owner: A. Baker.
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.--Dug, unused, water-table well, diameter 30 in, depth 31 ft, stone-lined.
INSTRUMENTATION.--Prior to December 1990 measurements made monthly; from December 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through
September 1996 measurements made biweekly with an electric tape; since October 1996 measurements made
monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 540 ft above sea level, from topographic map.
Measuring point: Top of flagstone curb, at southeast corner, at land-surface datum.
PERIOD OF RECORD.--February 1944 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 5.49 ft below land-surface datum, January 10,
1946; lowest water level measured, 21.76 ft below land-surface datum, October 26, 1988.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 30 13.60 JAN 28 12.20 APR 24 12.49 JUL 31 17.05
NOV 27 13.05 FEB 27 13.24 MAY 30 13.64 AUG 28 18.03
DEC 26 10.63 MAR 31 13.47 JUN 27 15.20 SEP 29 18.93
WATER YEAR 1997 HIGHEST 10.63 DEC 26, 1996 LOWEST 18.93 SEP 29, 1997
NEW LONDON COUNTY
LOCATION.--Lat 41 34'57", long 72 25'22", Hydrologic Unit 01080205, about 80 ft east of Blackledge River and
about 600 ft south of River Road, Colchester; Moodus quadrangle.
Owner: Connecticut Department of Environmental Protection.
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 29 ft, PVC casing,
screened 27 to 29 ft.
INSTRUMENTATION.--Prior to November 1990 measurements made monthly; from November 1990 through September 1994
measurements made biweekly with a chalked tape; from October 1994 through September 1996 measurements
made biweekly with an electric tape; since October 1996 measurements made monthly with an electric tape.
All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 145 ft above sea level, from topographic map.
Measuring point: Top of steel protective casing 0.2 ft above land-surface datum.
PERIOD OF RECORD.--January 1986 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 4.05 ft below land-surface datum, November 28,
1995; lowest water level measured, 9.35 ft below land-surface datum, July 31, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 27 6.61 JAN 28 5.20 APR 25 6.63 JUL 31 8.24
NOV 24 5.89 FEB 28 6.45 MAY 29 7.25 AUG 28 7.69
DEC 26 5.10 MAR 28 6.81 JUN 30 8.00 SEP 30 8.05
WATER YEAR 1997 HIGHEST 5.10 DEC 26, 1996 LOWEST 8.24 JUL 31, 1997
LOCATION.--Lat 41 20'13", long 72 03'06", Hydrologic Unit 01100003, 150 ft east and 48 ft
north of junction of Poquonock Avenue (High Rock Road) with Thomas Road and Tower Road,
Groton; New London quadrangle.
Owner: John E. Ackley, Jr.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Dug, unused, water-table well, diameter 24 in, depth 18 ft, stone-lined.
INSTRUMENTATION.--Measurements made weekly with a chalked tape by paid observer.
DATUM.--Elevation of land-surface datum is 22 ft above sea level, from topographic map.
Measuring point: Bottom of fieldstone on west side of well at land-surface datum.
PERIOD OF RECORD.--June 1958 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 7.35 ft below land-surface datum, June 7, 1982;
lowest water level measured, dry (lower than 18 ft below land-surface datum) on September 10, 1995 and
September 28, 1997.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 06 15.37 JAN 26 14.35 APR 27 14.48 JUL 27 16.90
13 14.78 FEB 04 14.04 MAY 04 14.55 AUG 03 16.96
20 14.97 09 13.62 11 14.80 10 17.04
27 13.35 16 13.90 18 15.06 17 17.05
NOV 24 15.03 23 14.10 26 15.22 24 16.14
DEC 02 14.63 MAR 02 14.43 JUN 01 15.23 31 16.50
08 12.42 09 14.63 08 15.50 SEP 07 16.75
16 12.93 16 14.14 15 15.79 14 16.88
22 12.42 23 14.15 22 16.00 21 17.00
29 13.03 30 14.45 29 16.18 28 DRY
JAN 05 13.60 APR 06 13.35 JUL 06 16.41
12 14.10 13 13.98 13 16.62
20 14.12 20 14.25 20 16.83
WATER YEAR 1997 HIGHEST 12.42 DEC 08, 1996 DEC 22, 1996 LOWEST DRY SEP 28, 1997
LOCATION.--Lat 41 29'31", long 71 51'42", Hydrologic Unit 01090005, about 30 ft north
of Wyassup Lake Road, 0.1 miles east of entrance to cemetery, North Stonington; Ashaway quadrangle.
Owner: Connecticut Department of Environmental Protection.
AQUIFER.--Glacial till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 43 ft,
PVC casing, screened 38 to 43 ft.
INSTRUMENTATION.--From October 1991 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with
an electric tape; since October 1996 measurements made monthly with an electric tape. All
measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 520 ft above sea level, from topographic map.
Measuring point: Top of casing, 2.00 ft above land-surface datum.
PERIOD OF RECORD.-- October 1991 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 6.30 ft below land-surface datum, March 31,
1993; lowest water level measured, 17.33 ft below land-surface datum, October 25, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 31 10.09 JAN 31 8.18 APR 29 10.03 JUL 29 14.81
NOV 29 11.00 FEB 28 10.25 MAY 30 11.91 AUG 29 15.42
DEC 27 6.99 MAR 31 10.23 JUN 30 13.54 SEP 25 15.83
WATER YEAR 1997 HIGHEST 6.99 DEC 27, 1996 LOWEST 15.83 SEP 25, 1997
LOCATION.--Lat 41 27'46", long 71 51'06", Hydrologic Unit 01090005, 5 ft north
of Wyassup Lake Road, 90 ft west of Hetchel Swamp Brook, North Stonington; Ashaway quadrangle.
Owner: Connecticut Department of Environmental Protection.
AQUIFER.--Glacial till of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table well, diameter 2 in, depth 10 ft,
PVC casing, screened 5 to 10 ft.
INSTRUMENTATION.--From October 1991 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with
an electric tape; since October 1996 measurements made monthly with an electric tape.
All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 325 ft above sea level, from topographic map.
Measuring point: Top of casing, 0.70 ft above land-surface datum.
PERIOD OF RECORD.-- October 1991 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 1.93 ft below land-surface datum, April 26, 1994;
lowest water level measured, 7.08 ft below land-surface datum, August 30, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 31 3.85 JAN 31 3.65 APR 29 3.73 JUL 29 6.13
NOV 29 3.75 FEB 28 3.98 MAY 30 4.23 AUG 29 5.92
DEC 27 3.65 MAR 31 3.85 JUN 30 5.28 SEP 25 5.54
WATER YEAR 1997 HIGHEST 3.65 DEC 27, 1996 JAN 31, 1997 LOWEST 6.13 JUL 29, 1997
LOCATION.--Lat 41 28'24", long 72 17'33", Hydrologic Unit 01080205, 100 ft east of State
Route 11 northbound lane, 0.9 mi north of junction with Route 82, Salem; Hamburg quadrangle.
Owner: Connecticut Department of Transportation.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 2 in, depth 17 ft,
plastic casing to 12 ft, screened 12 to 17 ft.
INSTRUMENTATION.--Prior to November 1990 measurements made monthly; from November 1990 through September 1994
measurements made biweekly with a chalked tape; from October 1994 through September 1996 measurements
made biweekly with an electric tape; since October 1996 measurements made monthly with an electric tape.
All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 238 ft above sea level, from topographic map.
Measuring point: Top of casing, 1.7 ft above land-surface datum.
PERIOD OF RECORD.--April 1979 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 4.88 ft below land-surface datum, April 26, 1983;
lowest water level measured, 13.76 ft below land-surface datum, October 30, 1987.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 31 11.87 JAN 31 7.45 APR 29 8.25 JUL 29 12.69
NOV 29 8.87 FEB 28 8.30 MAY 30 9.60 AUG 29 13.31
DEC 27 6.62 MAR 31 8.13 JUN 30 11.55 SEP 25 13.50
WATER YEAR 1997 HIGHEST 6.62 DEC 27, 1996 LOWEST 13.50 SEP 25, 1997
TOLLAND COUNTY
LOCATION.--Lat 41 48'33", long 72 19'03", Hydrologic Unit 01100002, Southeast corner of hay field
165 ft east of Brigham Tavern Road, 3,600 ft north of Route 44, Coventry; Coventry quadrangle.
Owner: University of Connecticut.
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table, diameter 2 in, depth 37 ft, PVC casing,
slotted 35.5 to 37 ft.
INSTRUMENTATION.--From 1992 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 295 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 1.23 ft above land-surface datum.
PERIOD OF RECORD.--December 1992 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 2.81 ft below land-surface datum, March 30, 1994;
lowest water level measured, 7.78 ft below land-surface datum, September 10, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 4.60 JAN 30 3.66 APR 25 4.12 JUL 30 6.35
NOV 24 3.67 FEB 27 4.02 MAY 29 4.68 AUG 28 6.57
DEC 27 3.29 MAR 28 4.25 JUN 27 5.41 SEP 26 6.99
WATER YEAR 1997 HIGHEST 3.29 DEC 27, 1996 LOWEST 6.99 SEP 26, 1997
LOCATION.--Lat 41 54'58", long 72 29'19", Hydrologic Unit 01080205, in Town park, 1,000 ft north
of State Route 140 and 1,000 ft west of Hatheway Road, Ellington; Ellington quadrangle.
Owner: Town of Ellington.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Drilled, unused, water-table well, diameter 2 in, depth 24.5 ft, stainless steel casing.
INSTRUMENTATION.-- From May 1994 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 193 ft above sea level, from topographic map.
Measuring point: Top of steel casing 2.53 ft above land-surface datum.
PERIOD OF RECORD.--May 1994 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 5.01 ft below land-surface datum, January 26, 1996;
lowest water level measured, 6.56 ft below land-surface datum, August 31, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 5.78 JAN 30 5.57 APR 25 5.57 JUL 30 6.28
NOV 24 5.10 FEB 27 5.76 MAY 29 5.96 AUG 28 6.13
DEC 30 5.26 MAR 28 5.75 JUN 27 6.16 SEP 26 6.35
WATER YEAR 1997 HIGHEST 5.10 NOV 24, 1996 LOWEST 6.35 SEP 26, 1997
LOCATION.--Lat 41 56'40", long 72 27'58", Hydrologic Unit 01080205, end of cul de sac, Overhill Road
Ellington; Ellington quadrangle.
Owner: Town of Ellington.
AQUIFER.--Glacial till of Pleistocene age.
WELL CHARACTERISTICS.--Drilled, unused, water-table well, diameter 2 in, depth 32.8 ft, PVC casing.
INSTRUMENTATION.--From May 1994 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 436 ft above sea level, from topographic map.
Measuring point: Top of steel casing 1.56 ft above land-surface datum.
PERIOD OF RECORD.--May 1994 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 18.44 ft below land-surface datum, February 27, 1996;
lowest water level measured, dry (lower than 32.8 ft below land-surface datum), on September 26, 1996;
August 28 and September 26, 1997.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 23.70 JAN 30 19.76 APR 25 19.53 JUL 30 30.05
NOV 24 21.29 FEB 27 20.55 MAY 29 21.21 AUG 28 DRY
DEC 30 18.84 MAR 28 20.57 JUN 27 25.85 SEP 26 DRY
WATER YEAR 1997 HIGHEST 18.84 DEC 30, 1996 LOWEST DRY AUG 28 and SEP 26, 1997
LOCATION.--Lat 41 53'12", long 72 28'02", Hydrologic Unit 01080205, Metcalf nature trail, 10 ft north of
Cedarwood Drive directly across from intersection with Pinewood Lane, Ellington; Ellington quadrangle.
Owner: Town of Ellington.
AQUIFER.--Glacial till of Pleistocene age.
WELL CHARACTERISTICS.--Drilled, unused, water-table well, diameter 2 in, depth 25.8 ft, PVC casing.
INSTRUMENTATION.--From April 1994 through September 1994 measurements made biweekly with a chalked
tape; from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 380 ft above sea level, from topographic map.
Measuring point: Top of steel casing 2.36 ft above land-surface datum.
PERIOD OF RECORD.--April 1994 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 10.27 ft below land-surface datum, January 26, 1996;
lowest water level measured, 20.04 ft below land-surface datum, October 31, 1994.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 14.51 JAN 31 11.75 APR 25 12.04 JUL 30 19.16
NOV 24 12.99 FEB 27 12.38 MAY 29 13.19 AUG 28 19.04
DEC 31 11.66 MAR 28 12.46 JUN 27 16.16 SEP 26 19.85
WATER YEAR 1997 HIGHEST 11.66 DEC 31, 1996 LOWEST 19.85 SEP 26, 1997
LOCATION.--Lat 41 45'48", long 72 11'45", Hydrologic Unit 01100002, 400 ft east of State
Route 195 and 225 ft north of Cemetery Road, Mansfield; Spring Hill quadrangle.
Owner: C.T. DeBoer.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Dug, unused, water-table well, diameter 36 in, depth 22 ft, concrete tile.
INSTRUMENTATION.--Prior to July 1984 measurements made monthly; from July 1984 through September 1989
measurements made weekly; October 1989 through September 1993 measurements made biweekly with a chalked tape;
from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 260 ft above sea level, from topographic map.
Measuring point: Top of tile at land-surface datum.
PERIOD OF RECORD.--May 1958 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 7.85 ft below land-surface datum, April 26, 1983;
lowest water level measured, 15.72 ft below land-surface datum, January 26, 1966.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 11.40 JAN 30 9.80 APR 25 9.85 JUL 30 12.48
NOV 29 10.61 FEB 27 10.16 MAY 29 10.60 AUG 28 12.85
DEC 27 9.33 MAR 28 10.20 JUN 27 11.44 SEP 26 13.58
WATER YEAR 1997 HIGHEST 9.33 DEC 27, 1996 LOWEST 13.58 SEP 26, 1997
LOCATION.--Lat 41 47'41", long 72 13'45", Hydrologic Unit 01100002, at School of Agronomy, University of
Connecticut, Route 195 Mansfield, down access road to farm house, 150 ft from end of road, 40 ft
south side of road.
Owner: University of Connecticut.
AQUIFER.--Glacial till of Pleistocene age.
WELL CHARACTERISTICS.--Bored, unused, water-table, diameter 2 in, depth 22 ft, PVC casing,
slotted 20 to 22 ft.
INSTRUMENTATION.--Prior to May 1984 measurements made monthly; from November 1990 through
September 1994 measurements made biweekly with a chalked tape; from October 1994 through September 1996
measurements made biweekly with an electric tape; since October 1996 measurements made monthly with
an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 654 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 1.20 ft above land-surface datum.
PERIOD OF RECORD.--June 1982 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 0.08 ft below land-surface datum, March 30, 1994;
lowest water level measured, 10.58 ft below land-surface datum, September 28, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 1.40 JAN 30 1.18 APR 25 2.10 JUL 30 8.30
NOV 29 0.87 FEB 27 1.88 MAY 29 3.97 AUG 28 8.04
DEC 27 0.78 MAR 28 1.44 JUN 27 6.67 SEP 26 9.45
WATER YEAR 1997 HIGHEST 0.78 DEC 27, 1996 LOWEST 9.45 SEP 26, 1997
LOCATION.--Lat 41 48'25", long 72 18'56", Hydrologic Unit 01100002, west side of corn field, 3,000 ft
west of Route 32, 2,500 ft north of Route 44, 100 ft east of Willimantic River, Mansfield; Coventry quadrangle.
Owner: University of Connecticut.
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Bored, unused, water-table, diameter 2 in, depth 18.4 ft, PVC casing,
slotted 13.4 to 18.4 ft.
INSTRUMENTATION.--From January 1993 through September 1994 measurements made biweekly with a chalked tape;
from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 295 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 0.76 ft above land-surface datum.
PERIOD OF RECORD.--January 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 9.00 ft below land-surface datum, March 31, 1993;
lowest water level measured, 14.47 ft below land-surface datum, September 10, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 11.65 JAN 30 10.43 APR 24 10.99 JUL 30 13.75
NOV 24 12.01 FEB 27 11.31 MAY 29 11.99 AUG 28 13.61
DEC 27 10.21 MAR 28 11.26 JUN 27 12.78 SEP 26 13.97
WATER YEAR 1997 HIGHEST 10.21 DEC 27, 1996 LOWEST 13.97 SEP 26, 1997
LOCATION.--Lat 41 48'25", long 72 18'56", Hydrologic Unit 01100002, west side of corn field, 3,000 ft
west of Route 32, 2,500 ft north of Route 44, 100 ft east of Willimantic River, Mansfield; Coventry quadrangle.
Owner: University of Connecticut.
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Bored, unused, water-table, diameter 2 in, depth 41.25 ft, PVC casing,
slotted 36.25 to 41.25 ft.
INSTRUMENTATION.--From December 1992 through September 1994 measurements made biweekly with a chalked tape;
from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 295 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 0.76 ft above land-surface datum.
PERIOD OF RECORD.--December 1992 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 10.72 ft below land-surface datum, March 31, 1993;
lowest water level measured, 16.91 ft below land-surface datum, September 29, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 13.29 JAN 30 11.82 APR 25 12.22 JUL 30 14.24
NOV 24 12.87 FEB 27 12.30 MAY 29 12.93 AUG 28 14.41
DEC 27 11.84 MAR 28 12.34 JUN 27 13.57 SEP 26 14.65
WATER YEAR 1997 HIGHEST 11.82 JAN 30, 1997 LOWEST 14.65 SEP 26, 1997
LOCATION.--Lat 41 48'43", long 72 18'26", Hydrologic Unit 01100002, east side of corn field, 30 ft
north of MS 74 and 3,200 ft north of intersection Routes 32 and 44, Mansfield; Coventry quadrangle.
Owner: University of Connecticut.
AQUIFER.--Till of Pleistocene age.
WELL CHARACTERISTICS.--Bored, unused, water-table, diameter 2 in, depth 19.5 ft, PVC casing,
slotted 14.5 to 19.5 ft.
INSTRUMENTATION.--From December 1992 through September 1994 measurements made biweekly with a chalked tape;
from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 490 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 2.0 ft above land-surface datum.
PERIOD OF RECORD.--December 1992 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 0.14 ft above land-surface datum, March 31, 1993;
lowest water level measured, 10.00 ft below land-surface datum, September 14, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 27 2.73 JAN 30 0.78 APR 25 1.58 JUL 30 8.00
NOV 24 1.00 FEB 27 0.68 MAY 29 3.10 AUG 28 9.02
DEC 27 0.69 MAR 28 1.10 JUN 27 6.67 SEP 26 9.96
WATER YEAR 1997 HIGHEST 0.68 FEB 27, 1997 LOWEST 9.96 SEP 26, 1997
LOCATION.--Lat 41 48'15", long 72 18'34", Hydrologic Unit 01100002, East side of corn field, 400 ft
east of railroad tracks, 1,200 ft north of Route 44, Mansfield; Coventry quadrangle.
Owner: University of Connecticut.
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table, diameter 2 in, depth 31 ft, PVC casing,
slotted 26 to 31 ft.
INSTRUMENTATION.--From December 1992 through September 1994 measurements made biweekly with a chalked tape;
from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 345 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 2.18 ft above land-surface datum.
PERIOD OF RECORD.--December 1992 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 3.80 ft below land-surface datum, December 27, 1997;
lowest water level measured, 20.25 ft below land-surface datum, September 29, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 12.87 JAN 30 4.40 APR 25 5.37 JUL 30 12.76
NOV 24 9.69 FEB 27 5.19 MAY 29 6.98 AUG 28 15.70
DEC 27 3.80 MAR 28 5.80 JUN 27 9.68 SEP 26 17.79
WATER YEAR 1997 HIGHEST 3.80 DEC 27, 1996 LOWEST 17.79 SEP 26, 1997
LOCATION.--Lat 41 48'14", long 72 18'31", Hydrologic Unit 01100002, South edge of corn field
3,000 ft north of Route 44, 35 ft west of farm road, Mansfield; Coventry quadrangle.
Owner: University of Connecticut.
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table, diameter 2 in, depth 68.5 ft, PVC casing,
slotted 63.5 to 68.5 ft.
INSTRUMENTATION.--From December 1992 through September 1994 measurements made biweekly with a chalked tape;
from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 345 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 2.20 ft above land-surface datum.
REMARKS.--Missing data due to well obstruction.
PERIOD OF RECORD.--December 1992 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 27.36 ft below land-surface datum, April 9, 1994;
lowest water level measured, 35.92 ft below land-surface datum, October 29, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 31.75 JAN 30 28.58 APR 25 28.22 JUL 28 34.02
NOV 21 30.85 FEB 27 28.83 MAY 29 30.32 30 34.11
DEC 27 27.60 MAR 28 28.80 JUN 27 32.35 AUG 28 34.99
WATER YEAR 1997 HIGHEST 27.60 SEP 26, 1997 LOWEST 34.99 AUG 28, 1997
LOCATION.--Lat 41 48'44", long 72 18'27", Hydrologic Unit 01100002, East side of corn field, 185 ft
east of Route 44, 30 ft north of MS 74, 3,200 ft north of intersection routes 32 and 44,
Mansfield; Coventry quadrangle.
Owner: University of Connecticut.
AQUIFER.--Stratified drift of Pleistocene age.
WELL CHARACTERISTICS.--Augered, unused, water-table, diameter 2 in, depth 50 ft, PVC casing,
slotted 45 to 50 ft.
INSTRUMENTATION.--From July 1993 through September 1994 measurements made biweekly with a chalked tape;
from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 490 ft above sea level, from topographic map.
Measuring point: Top of PVC casing, 3.00 ft above land-surface datum.
PERIOD OF RECORD.--July 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 0.31 ft below land-surface datum, March 30, 1994;
lowest water level measured, 10.30 ft below land-surface datum, September 14, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 29 2.70 JAN 30 1.25 APR 25 1.79 JUL 30 7.94
NOV 24 0.65 FEB 27 0.90 MAY 29 2.01 AUG 28 8.93
DEC 27 0.89 MAR 28 1.39 JUN 27 5.73 SEP 26 9.84
WATER YEAR 1997 HIGHEST 0.65 NOV 24, 1996 LOWEST 9.84 SEP 26, 1997
WINDHAM COUNTY
LOCATION.--Lat 41 40'54", long 71 55'20", Hydrologic Unit 01100001, 195 ft south of Pleasant Street,
1,300 ft east of junction with State Route 14, Plainfield; Plainfield quadrangle.
Owner: Clifford Starkweather.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Dug, unused, water-table well, diameter 36 in, depth 34 ft, brick-lined.
INSTRUMENTATION.--Analog recorder installed April 12, 1985 and removed September 2, 1985.
Prior to November 1990 measurements made monthly; from November 1990 through September 1994
measurements made biweekly with a chalked tape; from October 1994 through September 1996 measurements
made biweekly with an electric tape; since October 1996 measurements made monthly with an electric tape.
All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 180 ft above sea level, from topographic map.
Measuring point: Top of stone curb at land-surface datum.
REMARKS.--Water levels affected by use of well for irrigation during July and August, 1997.
PERIOD OF RECORD.--October 1942 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 26.19 ft below land-surface datum, April 26, 1983;
lowest water level measured, 33.21 ft below land-surface datum, February 10, 1966.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 31 29.70 JAN 31 28.31 APR 29 28.47 SEP 25 30.81
NOV 29 29.69 FEB 27 28.60 MAY 29 29.20
DEC 27 27.86 MAR 28 28.95 JUN 30 30.05
WATER YEAR 1997 HIGHEST 27.86 DEC 27, 1996 LOWEST 30.81 SEP 25, 1997
LOCATION.-- Lat 41 42'43", long 72 04'05", Hydrologic unit 01100002, hilltop site at Pudding Hill
Wildlife Management area, off State Route 97 along south side of field road about 100 ft east of Route 97;
Scotland; Scotland quadrangle.
Owner: State of Connecticut.
AQUIFER.-- Till of Pleistocene age.
WELL CHARACTERISTICS.-- Bored, unused, water table well, diameter 2 in, depth 21 ft, PVC casing,
slotted 18 to 21 ft.
INSTRUMENTATION.--Prior to October 28, 1988 measurements made monthly with a chalked tape by State Natural
Resources Center personnel. ADR water-level recorder with 60-minute punch installed October 28, 1988,
removed 1992. From October 1993 through September 1994 measurements made biweekly with a chalked tape;
from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements since October 1993
made by USGS personnel.
DATUM.--Elevation of land-surface datum is 498 ft above sea level, from topographic map.
Measuring point: Top of PVC coupling 1.28 ft above land-surface datum.
PERIOD OF RECORD.-- January 1984 to current year.
EXTREMES FOR PERIOD OF RECORD.-- Highest water level measured, 0.95 ft below land-surface datum, June 10, 1989;
lowest water level measured, 11.60 ft below land-surface datum, September 28, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 28 2.01 JAN 30 1.97 APR 29 2.82 JUL 29 9.94
NOV 27 1.89 FEB 27 2.70 MAY 29 4.85 AUG 29 8.72
DEC 27 1.82 MAR 28 2.54 JUN 27 7.68 SEP 25 10.49
WATER YEAR 1997 HIGHEST 1.82 DEC 27, 1996 LOWEST 10.49 SEP 25, 1997
LOCATION.-- Lat 41 42'37", long 72 03'44", Hydrologic unit 01100002, hillside site at Pudding Hill
Wildlife Management area, off State Route 97 along field road on south side about 2,300 ft east of Route 97;
Scotland; Scotland quadrangle.
Owner: State of Connecticut.
AQUIFER.-- Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.-- Bored, unused, water table well, diameter 2 in, depth 19 ft, PVC casing,
slotted 16 to 19 ft.
INSTRUMENTATION.--Prior to November 8, 1988 measurements made monthly with a chalked tape by State Natural
Resources Center personnel. ADR water-level recorder with 60-minute punch installed November 8, 1988,
removed 1992. From October 1993 through September 1994 measurements made biweekly with a chalked tape;
from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements since October 1993
made by USGS personnel.
DATUM.-- Elevation of land-surface datum is 350 ft above sea level, from topographic map.
Measuring point: Top of PVC coupling 2.12 ft above land-surface datum.
REMARKS.--Missing data due to well obstruction.
PERIOD OF RECORD.-- January 1984 to current year.
EXTREMES FOR PERIOD OF RECORD.-- Highest water level measured, 0.50 ft above land-surface datum, April 9, 1987;
lowest water level measured, 11.76 ft below land-surface datum, October 29, 1993.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 28 4.72 JAN 30 2.34 APR 29 3.88 JUL 29 9.33
NOV 20 3.07 FEB 27 3.87 MAY 29 5.76 AUG 29 10.10
DEC 27 1.00 MAR 28 3.98 JUN 27 7.72 SEP 25 10.75
WATER YEAR 1997 HIGHEST 1.00 DEC 27, 1996 LOWEST 10.75 SEP 25, 1997
LOCATION.--Lat 41 42'40", long 72 03'22", Hydrologic unit 01100002, at Pudding Hill Wildlife
Management area, off State Route 97 at end of field road near stream about 4,000 ft east of Route 97;
Scotland; Scotland quadrangle.
Owner: State of Connecticut.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Bored, unused, water table well, diameter 2 in, depth 31 ft, PVC casing,
screened 28 to 31 ft.
INSTRUMENTATION.--Prior to November 8, 1988 measurements made monthly with a chalked tape by State Natural
Resources Center personnel. ADR water-level recorder with 60-minute punch installed November 8, 1988
Removed October 14, 1990. From October 1993 through September 1994 measurements made biweekly with a
chalked tape; from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements since October 1993
made by USGS personnel.
DATUM.--Elevation of land-surface datum is 265 ft above sea level, from topographic map.
Measuring point: Top of PVC coupling 1.06 ft above land-surface datum.
REMARKS.--Missing data due to frozen well.
PERIOD OF RECORD.--January 1984 to October 1990 and August 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, FLOWING at 1.25 ft above land-surface datum,
March 30, 1994; lowest water level measured, 2.11 ft below land-surface datum, September 28, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 28 0.40 JAN 30 +0.71 APR 29 +0.41 JUL 29 1.34
NOV 27 +0.23 FEB 27 +0.31 MAY 29 0.15 AUG 29 1.51
DEC 27 +0.83 MAR 28 +0.26 JUN 27 0.08 SEP 25 1.83
WATER YEAR 1997 HIGHEST +0.83 DEC 27, 1996 LOWEST 1.83 SEP 25, 1997
READINGS ABOVE LAND SURFACE INDICATED BY "+"
LOCATION.--Lat 41 42'40", long 72 03'32", Hydrologic unit 01100002, hillside site at Pudding Hill Wildlife
Management area, off State Route 97 along north side of field road about 3,300 ft east of Route 97; Scotland;
Scotland quadrangle.
Owner: State of Connecticut.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Bored, unused, water-table well, diameter 2 in, depth 26 ft, PVC casing,
slotted 24.5 to 26 ft.
INSTRUMENTATION.--Prior to November 8, 1988 measurements made monthly with a chalked tape by
Natural Resources Center personnel. ADR water-level recorder with 60-minute punch installed
November 8, 1988, removed 1992. From October 1993 through September 1994 measurements made
biweekly with a chalked tape; from October 1994 through September 1996 measurements made biweekly
with an electric tape; since October 1996 measurements made monthly with an electric tape.
All measurements since October 1993 made by USGS personnel.
DATUM.--Elevation of land-surface datum is 315 ft above sea level, from topographic map.
Measuring point: Top of PVC coupling, 1.95 ft above land-surface datum.
PERIOD OF RECORD.--October 1984 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 6.62 ft below land-surface datum, March 30, 1994;
lowest water level measured, 14.86 ft below land-surface datum, September 28, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 28 11.05 JAN 30 10.20 APR 29 10.79 JUL 29 13.22
NOV 27 10.21 FEB 27 10.67 MAY 29 11.44 AUG 29 13.79
DEC 27 8.01 MAR 28 10.94 JUN 27 12.39 SEP 25 14.08
WATER YEAR 1997 HIGHEST 8.01 DEC 27, 1996 LOWEST 14.08 SEP 25, 1997
LOCATION.--Lat 41 42'40", long 72 03'22", Hydrologic unit 01100002, at Pudding Hill Wildlife
Management area, off State Route 97 at end of field road near stream about 4,000 ft east of Route 97;
Scotland; Scotland quadrangle.
Owner: State of Connecticut.
AQUIFER.--Stratified drift of Pleistocene age (sand and gravel).
WELL CHARACTERISTICS.--Bored, unused, water table well, diameter 2 in, depth 5.2 ft.
INSTRUMENTATION.--From August 1993 through September 1994 measurements made biweekly with a chalked tape;
from October 1994 through September 1996 measurements made biweekly with an electric tape;
since October 1996 measurements made monthly with an electric tape. All measurements made by USGS personnel.
DATUM.--Elevation of land-surface datum is 315 ft above sea level, from topographic map.
PERIOD OF RECORD.--August 1993 to current year.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 0.39 ft below land-surface datum, March 30, 1994;
lowest water level measured, 2.99 ft below land-surface datum, September 28, 1995.
WATER LEVELS IN FEET BELOW LAND SURFACE DATUM
WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
WATER WATER WATER WATER
LEVEL LEVEL LEVEL LEVEL
OCT 28 1.84 JAN 30 1.29 APR 29 1.71 JUL 29 2.77
NOV 27 1.56 FEB 27 1.84 MAY 29 2.20 AUG 29 2.73
DEC 27 1.39 MAR 28 1.82 JUN 27 2.56 SEP 25 2.84
WATER YEAR 1997 HIGHEST 1.29 JAN 30, 1997 LOWEST 2.84 SEP 25, 1997