10310000  WEST FORK CARSON RIVER AT WOODFORDS, CA

LOCATION.-Lat 38°46'11", long 119°49'58", in NW 1/4 SE 1/4 sec.34, T.11 N., R.19 E., Alpine County, Hydrologic Unit 16050201, in Toiyabe 
  National Forest, on left bank, 0.3 mi downstream from bridge on State Highway 88-89, 0.6 mi southwest of Woodfords, and 3.8 mi 
  downstream from Willow Creek.
DRAINAGE AREA.-65.4 mi2.
PERIOD OF RECORD.-October 1900 to May 1907, 1910-11 (fragmentary), October 1938 to current year.  January 1890 to March 1892, 
  June 1907 to September 1920 (except parts of 1910-11), at site 0.7 mi downstream; records not equivalent owing to diversions for irrigation.  
REVISED RECORDS.-WDR NV-79-1:  Drainage area.
GAGE.-Water-stage recorder.  Datum of gage is 5,754.5 ft above sea level.  Prior to October 1, 1938, nonrecording gage at about the same site at 
  different datum.  Oct. 1, 1938, to Nov. 11, 1958, water-stage recorder at same site at datum 1.02 ft lower.  Nov. 13, 1958, to Jan. 30, 1963, 
  water-stage recorder at site 150 ft downstream at datum 3.06 ft lower. Gage moved 200 ft upstream March 1997 at same datum.
REMARKS.-Records poor.  One small diversion above station for irrigation.  Flow slightly regulated by several small reservoirs, total capacity, 
  about 1,500 acre-ft.  These data are reviewed and provided by the Nevada District Office, U.S. Geological Survey. 
EXTREMES OUTSIDE PERIOD OF RECORD.-Flood of Dec. 11, 1937, reached a stage of 8.0 ft, present datum, from floodmarks, discharge, 
  3,500 ft3/s, on basis of slope-area measurement of peak flow.

                  DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997

                                               DAILY MEAN VALUES
 DAY       OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP
 
   1        27       29       49    e4000      153       85      242      389      320      114       50       29
   2        27       30       38    e5500      145       86     e210      351      289      107       48       30
   3        27       29       42    e2800      138       83      204      356      271      103       46       31
   4        26       30       43    e1500      134       87      208      398      343      101       45       30
   5        26       28      177     e850      128       84      206      429      337       98       44       29
 
   6        26       26       88     e500      122       86      203      424      271       96       43       29
   7        25       27       72     e340      122       87      200      431      249       94       42       28
   8        25       28       72     e250      120       90      212      441      259       93       41       28
   9        24       28       73     e200      114       95      207      456      253       93       39       27
  10        24       28       55     e190      115      109      192      497      231       89       39       33
 
  11        24       28       61     e180      108      127      190      500      212      e87       38       50
  12        24       28      140     e170      104      128      184      498      206      e85       40       53
  13        25       28      134     e160      101      125      189      528      211      e85       51       32
  14        25       27      100     e150      101      135      215      509      307      e84       51       28
  15        24       27       81     e145      101      158      253      486      259       79       40       28
 
  16        24       27       75     e140      102      173      284      485      234       75       35       27
  17        25       86       69     e135      102      163      332      468      226       74       34       27
  18        26      218       62     e125       98      172      358      459      223      e73       33       27
  19        29      103       60     e120       99      205      504      467      209      e71       33       28
  20        27       83       59     e118      101      228      528      446      201      e70       33       27
 
  21        26       68       39     e115       99      224      717      381      188      e68       32       27
  22        26      125       35     e100       98      238      621      335      172      e67       32       26
  23        25       79       41     e100       96      273      534      329      159       66       31       26
  24        28       65       55     e200       87      300      444      308      149       64       31       26
  25        33       59       64      185       94      301      400      270      143       62       31       39
 
  26        29       55       69      174       95      345      422      255      139       61       30       41
  27        27       49       66      165       95      379      495      250      132       63       38       29
  28        27       51       61      166       89      349      497      271      126       62       45       27
  29        29       47       80      162      ---      321      417      289      121       60       52       26
  30        30       43      118      153      ---      313      388      320      119       57       35       26
  31        29      ---      260      154      ---      288      ---      338      ---       53       30      ---
 
 TOTAL     819     1579     2438    19247     3061     5837    10056    12364     6559     2454     1212      914
 MEAN     26.4     52.6     78.6      621      109      188      335      399      219     79.2     39.1     30.5
 MAX        33      218      260     5500      153      379      717      528      343      114       52       53
 MIN        24       26       35      100       87       83      184      250      119       53       30       26
 AC-FT    1620     3130     4840    38180     6070    11580    19950    24520    13010     4870     2400     1810
 
 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1901 - 1997, BY WATER YEAR (WY)                                 
 
 MEAN     27.4     40.7     48.3     55.0     58.4     78.3      207      378      259      107     49.1     31.0
 MAX      79.1      321      347      621      259      283      502      924      996      525      223      120
 (WY)     1983     1951     1951     1997     1963     1986     1907     1906     1983     1907     1907     1983
 MIN      8.27     13.1     12.8     13.7     16.3     18.2     46.6     56.4     37.4     18.1     11.1     7.00
 (WY)     1989     1991     1991     1961     1977     1977     1975     1977     1992     1977     1977     1977
 
 SUMMARY STATISTICS           FOR 1996 CALENDAR YEAR        FOR 1997 WATER YEAR           WATER YEARS 1901 - 1997
 
 ANNUAL TOTAL                       53302                      66540                                             
 ANNUAL MEAN                          146                        182                        112                  
 HIGHEST ANNUAL MEAN                                                                        290              1907
 LOWEST ANNUAL MEAN                                                                          26.1            1977
   HIGHEST DAILY MEAN                  1820     May 16            5500     Jan  2            5500       Jan  2 1997
   LOWEST DAILY MEAN                     24     Oct  9              24     Oct  9               5.3     Sep  2 1977
   ANNUAL SEVEN-DAY MINIMUM              24     Oct  9              24     Oct  9               5.4     Sep  5 1977
   INSTANTANEOUS PEAK FLOW                                        8100     Jan  1            8100       Jan  1 1997
   INSTANTANEOUS PEAK STAGE                                         15.36  Jan  1              15.36    Jan  1 1997
 ANNUAL RUNOFF (AC-FT)             105700                     132000                      80990                  
 10 PERCENT EXCEEDS                   373                        384                        296                  
 50 PERCENT EXCEEDS                    72                         95                         46                  
 90 PERCENT EXCEEDS                    28                         27                         17                  
 
   e  Estimated.