1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176720 MAY RIVER NEAR BLUFFTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 013 LATITUDE 321354 LONGITUDE 0805210 NAD83 DRAINAGE AREA 20.9 CONTRIBUTING DRAINAGE AREA DATUM -5 NGVD29 Date Processed: 2004-07-07 10:54 By mishealy APPROVED DD #9, PUBLISHED Dissolved oxygen, water, unfiltered, milligrams per liter WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176720 MAY RIVER NEAR BLUFFTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 013 LATITUDE 321354 LONGITUDE 0805210 NAD83 DRAINAGE AREA 20.9 CONTRIBUTING DRAINAGE AREA DATUM -5 NGVD29 Date Processed: 2004-07-07 10:54 By mishealy APPROVED DD #9, PUBLISHED Dissolved oxygen, water, unfiltered, milligrams per liter WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 --- --- --- --- --- --- --- --- --- --- --- --- 2 --- --- --- --- --- --- --- --- --- --- --- --- 3 --- --- --- --- --- --- --- --- --- --- --- --- 4 --- --- --- --- --- --- --- --- --- --- --- --- 5 --- --- --- --- --- --- --- --- --- --- --- --- 6 --- --- --- --- --- --- --- --- --- --- --- --- 7 --- --- --- --- --- --- --- --- --- --- --- --- 8 --- --- --- --- --- --- --- --- --- --- --- --- 9 --- --- --- --- --- --- --- --- --- --- --- --- 10 --- --- --- --- --- --- --- --- --- --- --- --- 11 --- --- --- --- --- --- --- --- --- --- --- --- 12 --- --- --- --- --- --- --- --- --- --- --- --- 13 --- --- --- --- --- --- --- --- --- --- --- --- 14 --- --- --- --- --- --- --- --- --- --- --- --- 15 --- --- --- --- --- --- --- --- --- --- --- --- 16 --- --- --- --- --- --- --- --- --- --- --- --- 17 --- --- --- --- --- --- --- --- --- --- --- --- 18 --- --- --- --- --- --- --- --- --- --- --- --- 19 --- --- --- --- --- --- --- --- --- --- --- --- 20 --- --- --- --- --- --- --- --- --- --- --- --- 21 --- --- --- --- --- --- --- --- --- --- --- --- 22 --- --- --- --- --- --- --- --- --- --- --- --- 23 --- --- --- --- --- --- --- --- --- --- --- --- 24 --- --- --- --- --- --- --- --- --- --- --- --- 25 --- --- --- --- --- --- --- --- --- --- --- --- 26 --- --- --- --- --- --- --- --- --- --- --- --- 27 --- --- --- --- --- --- --- --- --- --- --- --- 28 --- --- --- --- --- --- --- --- --- --- --- --- 29 --- --- --- --- --- --- --- --- --- --- --- --- 30 --- --- --- --- --- --- --- --- --- --- --- --- 31 --- --- --- --- --- --- --- --- --- --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176720 MAY RIVER NEAR BLUFFTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 013 LATITUDE 321354 LONGITUDE 0805210 NAD83 DRAINAGE AREA 20.9 CONTRIBUTING DRAINAGE AREA DATUM -5 NGVD29 Date Processed: 2004-07-07 10:54 By mishealy APPROVED DD #9, PUBLISHED Dissolved oxygen, water, unfiltered, milligrams per liter WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 6.5 4.9 5.7 9.0 6.0 7.6 6.5 5.1 5.9 5.4 3.7 4.9 2 6.5 4.3 5.3 8.4 6.3 7.6 6.5 4.5 5.7 5.6 4.3 5.1 3 6.1 4.2 5.2 7.9 6.0 7.1 6.5 4.4 5.7 5.9 4.5 5.3 4 5.8 3.9 4.9 7.1 5.3 6.4 6.0 4.6 5.5 --- --- --- 5 5.9 3.8 4.8 6.8 4.9 6.1 5.8 4.3 5.2 --- --- --- 6 5.5 3.8 4.8 --- --- --- 6.1 4.8 5.4 --- --- --- 7 5.3 3.6 4.6 --- --- --- 6.3 5.0 5.7 --- --- --- 8 6.0 3.7 4.9 --- --- --- 6.8 5.3 6.0 --- --- --- 9 6.5 4.6 5.5 --- --- --- 7.3 5.2 6.2 --- --- --- 10 6.5 4.5 5.5 7.0 5.0 6.1 7.0 5.1 6.3 --- --- --- 11 5.9 4.3 5.4 6.1 4.7 5.5 7.0 5.0 6.2 7.9 5.7 6.7 12 6.0 4.3 5.2 5.6 3.9 4.8 6.5 4.9 5.9 7.4 5.5 6.6 13 6.1 4.2 5.4 6.1 3.8 4.9 6.2 4.7 5.4 6.7 5.3 6.0 14 6.2 4.4 5.4 5.8 4.1 5.0 5.9 4.0 5.0 6.3 4.5 5.6 15 6.1 4.8 5.4 6.2 4.2 5.2 5.4 3.9 4.8 5.9 4.7 5.4 16 6.1 4.7 5.5 6.1 4.4 5.5 5.9 4.0 5.1 6.1 4.3 5.4 17 6.0 4.5 5.4 6.0 4.5 5.5 5.9 4.4 5.3 6.4 4.6 5.6 18 5.8 4.5 5.2 6.7 4.5 5.6 5.5 4.4 5.1 6.7 4.9 5.8 19 5.9 4.5 5.3 6.7 4.8 5.8 --- --- --- 5.7 4.5 5.2 20 5.9 4.6 5.4 --- --- --- --- --- --- 5.9 4.5 5.2 21 5.8 4.6 5.4 --- --- --- --- --- --- 6.5 4.7 5.6 22 --- --- --- --- --- --- 5.5 3.0 4.4 7.0 5.0 6.0 23 --- --- --- --- --- --- 4.2 3.0 3.6 7.0 4.8 5.9 24 6.6 4.7 5.7 --- --- --- 4.4 2.9 3.7 5.6 4.0 4.8 25 5.9 4.4 5.3 6.9 4.2 5.5 4.1 3.0 3.8 5.6 3.7 5.0 26 5.5 3.5 4.8 7.0 4.6 5.9 4.1 3.2 3.8 6.4 4.7 5.7 27 --- --- --- 7.4 4.9 6.1 4.2 3.4 3.9 7.0 5.1 6.1 28 --- --- --- 7.6 4.7 6.1 4.7 3.6 4.3 6.6 4.6 6.0 29 8.5 5.6 6.8 7.5 5.1 6.2 5.0 3.8 4.6 6.4 3.8 5.1 30 8.4 5.8 7.1 7.3 4.6 6.2 5.3 4.5 4.9 5.5 3.4 4.6 31 --- --- --- 7.2 5.0 6.2 5.1 3.9 4.7 --- --- --- MONTH --- --- --- --- --- --- --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176720 MAY RIVER NEAR BLUFFTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 013 LATITUDE 321354 LONGITUDE 0805210 NAD83 DRAINAGE AREA 20.9 CONTRIBUTING DRAINAGE AREA DATUM -5 NGVD29 Date Processed: 2004-07-07 10:54 By mishealy APPROVED DD #9, PUBLISHED Dissolved oxygen, water, unfiltered, milligrams per liter WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN OCTOBER NOVEMBER DECEMBER JANUARY 1 5.7 3.6 4.9 6.9 6.0 6.5 9.8 9.2 9.5 10.0 9.5 9.9 2 6.5 4.5 5.5 6.9 6.2 6.5 9.8 9.3 9.6 9.8 9.2 9.6 3 6.3 4.5 5.4 6.8 6.0 6.5 9.8 9.3 9.6 10.0 9.2 9.6 4 6.1 4.4 5.2 6.4 5.9 6.2 9.8 9.3 9.6 10.5 9.5 9.9 5 5.8 4.4 5.1 6.5 5.9 6.2 9.9 9.5 9.7 10.7 9.8 10.2 6 5.4 4.3 4.9 7.6 6.4 7.0 10.5 9.4 9.9 10.8 9.9 10.3 7 5.9 4.2 4.9 8.3 6.9 7.5 10.8 9.8 10.2 10.9 10.0 10.4 8 5.1 4.2 4.8 8.7 7.2 7.8 11.0 10.0 10.3 11.0 10.2 10.6 9 5.9 4.5 5.3 8.6 7.2 7.9 10.4 9.8 10.0 10.9 10.2 10.6 10 5.4 4.8 5.1 8.5 7.3 7.8 9.9 9.4 9.7 10.6 10.1 10.4 11 5.2 4.6 4.9 8.3 7.0 7.8 9.9 9.0 9.6 --- --- --- 12 4.9 4.2 4.6 8.1 6.6 7.6 10.0 8.9 9.6 10.5 10.1 10.3 13 4.7 4.1 4.5 7.9 7.0 7.5 --- --- --- --- --- --- 14 4.8 4.1 4.6 8.1 7.1 7.7 --- --- --- 10.5 10.1 10.3 15 --- --- --- 8.0 7.2 7.7 --- --- --- 10.5 10.2 10.4 16 --- --- --- 7.8 6.8 7.4 10.0 9.6 9.8 10.5 10.1 10.4 17 --- --- --- 7.4 6.7 7.1 10.0 9.6 9.8 10.5 10.0 10.3 18 --- --- --- 8.2 7.3 7.7 9.9 9.4 9.8 10.7 10.3 10.5 19 6.7 5.7 6.3 8.4 7.6 7.9 9.8 9.2 9.7 11.0 10.3 10.7 20 6.6 5.4 6.2 8.2 7.5 7.9 9.7 9.2 9.5 11.2 10.5 10.9 21 6.7 5.4 6.1 7.9 7.4 7.7 10.0 9.2 9.6 11.0 10.6 10.9 22 6.2 5.5 5.9 8.6 7.3 7.8 10.4 9.3 9.8 10.9 10.3 10.6 23 6.6 5.4 6.0 9.1 7.8 8.3 10.5 9.3 10.0 11.0 10.2 10.6 24 6.5 5.5 6.2 9.2 8.1 8.6 10.0 9.5 9.7 11.5 10.6 11.0 25 6.6 5.9 6.4 9.6 8.2 8.8 10.1 8.9 9.5 11.6 11.0 11.2 26 7.2 5.8 6.5 9.7 8.4 9.0 10.5 9.4 10.0 11.5 11.0 11.3 27 7.7 5.8 6.7 9.7 8.4 9.1 10.6 9.7 10.1 11.5 11.0 11.3 28 7.7 5.8 6.8 9.7 8.7 9.3 10.6 9.9 10.3 11.6 11.3 11.4 29 7.2 6.1 6.8 9.8 9.0 9.4 10.6 10.0 10.4 11.6 11.0 11.4 30 7.3 6.1 6.7 9.8 9.1 9.5 10.6 10.1 10.4 11.4 10.8 11.2 31 7.0 5.9 6.6 --- --- --- 10.5 9.8 10.2 11.2 10.6 11.0 MONTH --- --- --- 9.8 5.9 7.8 --- --- --- --- --- --- 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176720 MAY RIVER NEAR BLUFFTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 013 LATITUDE 321354 LONGITUDE 0805210 NAD83 DRAINAGE AREA 20.9 CONTRIBUTING DRAINAGE AREA DATUM -5 NGVD29 Date Processed: 2004-07-07 10:54 By mishealy APPROVED DD #9, PUBLISHED Dissolved oxygen, water, unfiltered, milligrams per liter WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN FEBRUARY MARCH APRIL MAY 1 11.2 10.6 10.9 9.4 8.9 9.3 8.8 7.4 8.1 6.9 5.8 6.6 2 11.3 10.5 10.9 9.5 8.8 9.2 9.5 7.7 8.5 7.3 5.8 6.4 3 11.4 10.6 11.0 9.8 8.6 9.3 9.9 7.8 8.9 7.6 6.0 6.6 4 10.9 10.4 10.5 9.4 8.9 9.3 9.7 8.2 9.0 7.8 5.7 6.6 5 11.0 9.9 10.4 9.8 8.6 9.2 9.6 8.1 8.8 7.8 5.8 6.8 6 10.7 10.0 10.4 9.6 8.6 9.1 9.1 7.6 8.6 7.6 5.8 6.7 7 10.5 9.7 10.2 --- --- --- 8.7 7.4 8.2 7.6 5.2 6.6 8 11.1 9.7 10.3 9.9 8.2 9.0 8.3 7.3 7.7 7.6 5.4 6.6 9 11.1 10.1 10.5 9.3 7.9 8.9 7.9 7.1 7.6 7.3 5.2 6.7 10 10.7 9.9 10.4 10.1 8.0 9.0 7.9 6.9 7.6 7.6 5.4 6.8 11 10.8 9.9 10.5 10.1 8.3 9.3 8.0 7.1 7.7 7.4 5.3 6.6 12 10.6 10.0 10.4 9.9 8.2 9.3 8.2 7.4 7.8 7.3 5.3 6.4 13 10.6 10.0 10.4 9.6 8.3 9.0 8.1 7.1 7.7 7.2 5.7 6.4 14 10.4 9.8 10.3 9.1 8.0 8.6 8.0 6.9 7.5 6.7 5.4 6.2 15 10.3 9.4 10.1 8.7 7.8 8.4 8.0 6.7 7.4 6.4 5.1 5.9 16 9.9 9.2 9.7 8.7 7.7 8.2 7.8 6.6 7.2 6.6 5.0 5.8 17 9.5 9.0 9.3 8.4 7.6 8.0 7.5 6.5 7.0 6.9 4.8 5.9 18 9.6 8.9 9.2 8.2 7.4 7.9 7.2 6.4 6.9 6.6 5.0 5.9 19 10.1 9.0 9.5 8.6 7.3 8.2 6.9 5.9 6.6 6.5 5.5 6.0 20 10.2 9.2 9.7 8.5 7.9 8.3 6.9 5.9 6.5 6.9 5.1 6.0 21 9.9 9.1 9.6 8.8 7.4 8.1 6.9 5.9 6.4 7.7 5.1 6.4 22 9.7 8.9 9.3 9.2 7.4 8.2 7.3 5.6 6.6 6.8 5.6 6.4 23 9.7 8.8 9.3 8.9 7.5 8.1 7.7 6.2 7.0 6.7 5.9 6.3 24 10.0 8.9 9.5 9.2 7.4 8.2 7.5 6.5 7.2 6.3 5.2 5.9 25 9.8 9.0 9.5 9.3 7.5 8.5 7.4 6.4 6.9 6.4 5.2 5.9 26 9.6 8.9 9.4 9.0 7.8 8.5 6.8 6.1 6.6 6.5 5.1 5.9 27 9.3 8.7 9.1 8.6 7.6 8.3 7.3 6.2 6.7 6.2 5.0 5.7 28 9.4 9.0 9.2 8.4 7.4 8.0 7.5 6.6 7.0 6.3 5.3 5.8 29 --- --- --- 8.2 7.0 7.8 7.8 6.6 7.2 6.9 5.0 6.1 30 --- --- --- --- --- --- 7.7 6.2 7.1 7.4 5.8 6.6 31 --- --- --- 8.0 6.8 7.5 --- --- --- 7.8 5.9 6.9 MONTH 11.4 8.7 10.0 --- --- --- 9.9 5.6 7.5 7.8 4.8 6.3 1 U.S. DEPARTMENT OF THE INTERIOR - U.S. GEOLOGICAL SURVEY - WATER RESOURCES STATION NUMBER 02176720 MAY RIVER NEAR BLUFFTON, SC SOURCE AGENCY USGS STATE 45 COUNTY 013 LATITUDE 321354 LONGITUDE 0805210 NAD83 DRAINAGE AREA 20.9 CONTRIBUTING DRAINAGE AREA DATUM -5 NGVD29 Date Processed: 2004-07-07 10:54 By mishealy APPROVED DD #9, PUBLISHED Dissolved oxygen, water, unfiltered, milligrams per liter WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAY MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN MAX MIN MEAN JUNE JULY AUGUST SEPTEMBER 1 7.7 6.0 6.8 5.3 4.7 5.0 5.8 4.7 5.3 5.3 3.5 4.5 2 7.3 5.9 6.6 5.9 4.4 5.2 6.0 4.3 5.2 5.4 3.6 4.5 3 6.8 6.1 6.4 6.4 4.5 5.5 6.1 4.6 5.2 4.8 3.7 4.3 4 6.4 5.1 5.8 6.3 4.4 5.5 5.9 4.5 5.2 5.3 3.5 4.6 5 7.0 4.6 5.9 6.1 4.5 5.6 5.8 4.3 5.1 5.1 3.8 4.5 6 6.6 5.4 6.2 6.2 4.3 5.5 5.5 4.3 5.0 4.7 3.8 4.3 7 6.4 5.4 6.0 6.2 4.3 5.5 5.2 4.0 4.8 4.8 3.8 4.4 8 6.2 5.3 5.8 6.5 4.3 5.6 5.1 4.0 4.7 4.8 4.2 4.5 9 --- --- --- 6.3 4.4 5.7 5.4 4.2 4.8 5.2 4.3 4.7 10 --- --- --- 6.3 4.5 5.5 5.5 4.2 4.8 5.1 4.3 4.8 11 --- --- --- 6.2 4.4 5.2 5.7 4.1 4.7 6.2 4.2 5.2 12 --- --- --- 5.7 3.9 4.9 5.6 4.0 4.5 6.8 4.6 5.5 13 6.3 4.9 5.6 5.2 3.8 4.6 5.2 3.7 4.5 7.1 4.8 5.9 14 6.3 5.0 5.6 4.9 3.8 4.3 5.8 4.0 4.9 7.3 5.2 6.1 15 6.4 4.8 5.6 4.6 3.6 4.2 6.2 4.4 5.2 7.5 5.5 6.4 16 6.4 4.6 5.6 5.3 3.4 4.4 6.4 4.5 5.2 7.8 5.7 6.9 17 6.0 4.5 5.5 6.1 3.7 4.9 6.7 4.6 5.4 8.0 6.0 7.1 18 6.0 4.1 5.3 6.1 3.9 5.2 6.6 4.5 5.6 7.9 6.1 7.2 19 6.4 4.2 5.4 6.3 4.2 5.5 6.9 4.5 6.1 8.0 6.2 7.2 20 6.4 4.5 5.6 6.3 4.3 5.5 6.6 5.2 6.1 7.8 6.1 7.1 21 6.8 4.5 5.8 6.3 4.4 5.5 6.5 4.8 5.9 7.2 5.6 6.7 22 6.5 4.9 5.8 5.9 4.3 5.4 6.2 4.7 5.7 6.7 5.3 6.2 23 6.3 4.9 5.8 5.9 4.4 5.4 6.2 4.5 5.6 5.9 4.6 5.4 24 6.4 4.5 5.7 5.9 4.8 5.3 6.2 4.9 5.5 5.9 4.8 5.3 25 6.5 4.8 5.8 5.6 4.2 5.1 5.8 4.3 5.1 6.2 4.9 5.4 26 6.6 5.1 5.9 6.0 4.3 5.3 5.2 3.9 4.6 6.1 4.6 5.3 27 6.8 5.1 6.0 6.2 4.6 5.4 5.7 3.9 4.6 6.2 4.6 5.3 28 6.5 5.0 5.9 5.6 4.3 5.0 5.5 3.9 4.6 6.8 4.4 5.5 29 6.1 4.7 5.6 6.3 4.3 5.1 5.6 4.0 4.5 7.4 5.0 6.0 30 6.2 4.7 5.5 6.8 4.6 5.5 5.7 3.6 4.5 7.8 5.4 6.5 31 --- --- --- 6.6 4.9 5.7 5.8 3.5 4.5 --- --- --- MONTH --- --- --- 6.8 3.4 5.2 6.9 3.5 5.1 8.0 3.5 5.6