11214550 COURTRIGHT RESERVOIR NEAR NELSON MOUNTAIN, CA

LOCATION.-Lat 37°04'45", long 119°58'07", in NW 1/4 NW 1/4 sec.7, T.10 S., R.28 E., Fresno County, Hydrologic Unit 18030010, Sierra 
  National Forest, at left end of dam on Helms Creek, 2.5 mi upstream from mouth, 4.6 mi east of Nelson Mountain, and 9.7 mi west of Blackcap 
  Mountain. 
DRAINAGE AREA.-39.7 mi2. 
PERIOD OF RECORD.-October 1958 to September 1982 (monthend elevation and contents only), October 1982 to current year. 
GAGE.-Water-stage recorder. Datum of gage is sea level (levels by Pacific Gas & Electric Co.). 
REMARKS.-Reservoir is formed by rockfill dam completed in 1958. Usable capacity, 123,286 acre-ft between elevations 7,902 ft, invert of 
  tunnel, and 8,184 ft, elevation of spillway. Dead storage negligible. Records, including extremes, represent total contents at 2400 hours. See 
  schematic diagram of Kings River Basin. 
COOPERATION.-Records were provided by Pacific Gas & Electric Co., under general supervision of the U.S. Geological Survey, in connection 
  with a Federal Energy Regulatory Commission project. Records not rounded to U.S. Geological Survey standards. 
EXTREMES FOR PERIOD OF RECORD.-Maximum contents, 124,220 acre-ft, Sept. 26, 1982, elevation, 8,184.57 ft; no contents in 1961-62, 
1968, 1970. 
EXTREMES FOR CURRENT YEAR.-Maximum contents, 121,290 acre-ft, June 17, elevation, 8,182.77 ft; minimum, 19,010 acre-ft, Jan. 2, 
  elevation, 8,077.73 ft. 
  Capacity table (elevation, in feet, and contents, in acre-feet)
  (Based on table provided by Pacific Gas & Electric Co., dated Apr. 13, 1959) 
	7,902	 0	7,970	736	8,035	6,269	8,115	42,141
	7,950	267	7,990	1,617	8,060	12,298	8,150	75,878
	7,960	462	8,010	3,129	8,085	22,584	8,184	123,286

                   RESERVOIR STORAGE (ACRE-FEET), WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997

                                        DAILY OBSERVATION AT 2400 HOURS
 
DAY       OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP
 
  1     59695    53087    45747    19874    49585    51373    57700    69275   118806   118455   116795    92728
  2     59329    51196    45525    19010    49672    51417    57942    70473   121000   117237   112656    91392
  3     59270    49950    45912    26738    49742    51471    58155    71506   120405   114294   115760    87540
  4     58799    45557    44382    34335    49820    51512    58184    74711   120437   114714   115650    84471
  5     58769    43177    42915    44804    49898    51551    57816    76146   120742   115291   114636    81702
 
  6     58966    42149    42614    49386    49959    51595    57825    77281   120340   115572   112502    80483
  7     57623    41828    44147    49127    50011    51639    55700    78262   120517   114808   108924    82453
  8     56712    41695    45953    47019    50107    51693    51542    80556   120694   114108   107410    77788
  9     58165    42393    46111    47044    50159    51764    49846    83296   120854   114481   108098    75126
 10     59359    43448    44633    46410    50220    51836    48066    85228   120984   113907   110635    73012
 
 11     56588    42314    42930    48287    50299    51943    47719    88200   121113   113056   108984    73046
 12     58330    41750    40116    48518    50350    52060    47879    91047   119875   112640   106755    71629
 13     60331    41579    38657    42796    50404    52157    48015    93780   119843   114512   103844    71584
 14     60621    42298    39150    39828    50456    52265    45525    95660   120324   115119   100592    71517
 15     59438    42298    38993    38679    50518    52391    45953    95577   121097   114015    98531    69428
 
 16     59074    42259    38553    37933    50588    52553    46468    97220   120935   114403    98503    67444
 17     59497    42535    40475    36188    50676    52670    47120    97790   121290   114792   101262    65519
 18     59933    42322    38524    37217    50728    52824    47795   100421   120630   114683   101420    61253
 19     59804    42259    36388    39187    50781    53023    48595   103553   120196   114932   100124    58789
 20     60811    42338    35890    37494    50843    53259    50483   106162   119811   117331    97720    59567
 
 21     60641    44374    34401    36683    50904    53496    51037   108653   119587   117063    95140    61830
 22     60611    45640    38724    38613    50966    53707    52328   110605   120373   117032    93969    60821
 23     60451    46935    36986    40667    51028    53981    53341   111781   120308   117901    93793    56341
 24     59695    46986    36993    41408    51090    54295    54655   114465   120292   117458    93739    51462
 25     59547    46751    36971    46168    51134    54683    56845   117726   119651   116890    90267    50264
 
 26     59497    45516    32643    49629    51187    55138    57913   118439   119443   117158    88213    48870
 27     57690    44366    32999    48390    51274    55587    60381   117268   118885   118107    86295    47516
 28     56171    44503    32396    47685    51311    56058    63024   116293   119955   118917    84962    44690
 29     54905    46077    31597    46551      ---    56531    65088   115259   119699   118313    85926    41400
 30     54046    46218    28587    45771      ---    56979    67208   116937   119859   118535    87838    39843
 31     53807      ---    27334    45813      ---    57372      ---   116355      ---   118917    90095      ---
 
MAX     60811    53087    46111    49629    51311    57372    67208   118439   121290   118917   116795    92728
MIN     53807    41579    27334    19010    49585    51373    45525    69275   118806   112640    84962    39843
 a    8128.76  8120.05  8093.51  8119.56  8125.99  8132.56  8142.23  8179.67  8181.88  8181.29  8161.48  8112.02
 b      -6654    -7589   -18884    18479     5498     6061     9836    49147     3504     -942   -28822   -50252

CAL YR 1996  b  -40843
WTR YR 1997  b  -20618