10256500 SNOW CREEK NEAR WHITE WATER, CA
LOCATION.-Lat 33°52'14", long 116°40'49", in NW 1/4 NW 1/4 sec.33, T.3 S., R.3 E., Riverside County, Hydrologic Unit 18100200, on left
bank at upstream side of Desert Water Agency Diversion Dam, 0.1 mi downstream from East Fork, and 4.4 mi southwest of White Water.
DRAINAGE AREA.-10.9 mi2.
WATER-DISCHARGE RECORDS
PERIOD OF RECORD.-July to December 1921, May 1922 to February 1927, December 1927 to September 1931, October 1959 to current year.
Yearly discharges for 1929-31, published in WSP 1314. Discharge records for Snow Creek Diversion (station 10256550) since October 1978,
and those for creek only October 1978 through September 1988 available in files of the U.S. Geological Survey.
REVISED RECORDS.-WDR CA-89-1: Drainage area. WDR CA-90-1: 1980 Combined discharge. WDR CA-93-1: 1991. WDR CA-96-1:
1969(M), 1976(M).
GAGE.-Water-stage recorder, crest-stage gage, and broad-crested weir on creek, non-recording flow meter on diversion. Elevation of gage is
2,000 ft above sea level, from topographic map. Prior to October 1931, at various sites within 500 ft of present site at different datums. October
1959 to Oct. 6, 1970, at site 40 ft upstream at present datum. Oct. 6, 1970, to Oct. 25, 1978, at site 290 ft upstream from diversion at present
datum. Gage moved to present site 10 ft downstream from diversion Oct. 25, 1978.
REMARKS.-Records fair except for estimated daily discharges, which are poor. No regulation upstream from station. Diversion (station
10256550) 10 ft upstream, generally taking most of the base flow. For combined record of creek and diversion, see station 10256501.
Published record prior to 1989 represents entire flow from basin (combined creek plus diversion prior to March 1927 and October 1978 to
September 1988; creek only, upstream from diversion, December 1927 to September 1931, and October 1959 to September 1978). Both creek
only and combined flow published beginning October 1989. Statistics for station 10256501 (combined flow) reflect equivalent total flow from
basin. See schematic diagram of Salton Sea Basin.
COOPERATION.-Records for diversion provided by Desert Water Agency.
EXTREMES FOR PERIOD OF RECORD (Combined creek and diversion).- Maximum discharge, 9,900 ft3/s, Jan. 25, 1969, gage height, 13.8 ft,
from floodmarks, site and datum then in use, from rating curve extended above 55 ft3/s on basis of slope-area measurement of peak flow;
minimum daily, 2.1 ft3/s, June 23-27, Sept. 5-11, 1961.
EXTREMES FOR CURRENT YEAR.-Peak discharges greater than base discharge of 100 ft3/s, or maximum, from rating curve extended above
14.9 ft3/s on basis of broad-crested weir computations:
Creek only Combined creek and diversion
Discharge Gage height Discharge
Date Time (ft3/s) (ft) (ft3/s)
Nov. 22 0330 239 4.13 239
Dec. 9 2030 194 3.95 194
Jan. 26 1100 146 3.75 146
Sept. 25 1230 148 3.76 148
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 .19 e5.5 1.1 7.1 8.4 6.1 2.8 .93 .34 .11 .25 e2.3
2 .22 e5.2 .99 8.7 7.5 5.7 5.4 .92 .47 .09 .18 e4.3
3 .18 e5.1 .90 39 6.7 5.5 e6.7 .85 .32 .07 .23 e4.4
4 .14 1.7 .88 18 5.9 3.1 e6.1 .74 .50 .05 .19 e4.2
5 .14 .37 3.6 15 5.3 1.4 e5.6 .61 .76 .04 .12 e4.3
6 .15 .38 e5.4 11 4.8 1.1 e5.5 .45 1.5 .00 .10 e4.2
7 .12 .35 e5.3 7.3 4.4 .92 e5.4 .58 5.1 .03 .15 e4.1
8 .10 .31 e5.2 5.1 4.0 .96 2.5 .58 5.0 .04 .21 e4.2
9 .10 .26 34 4.5 3.7 .92 .85 1.7 2.2 .03 .29 e4.3
10 .13 .26 40 4.1 3.5 .87 .97 e5.2 .38 .03 .31 2.0
11 .28 .26 16 3.8 3.4 .91 .98 e5.2 .42 .04 .29 .71
12 .25 .23 13 5.1 3.2 .95 .92 2.2 .36 .04 .35 .07
13 .26 .24 9.5 e11 3.0 .94 .87 .41 .43 .05 .07 .07
14 .27 .18 8.0 e9.5 2.8 .87 .87 .35 .51 .06 .09 1.8
15 .28 .27 7.7 e10 2.8 .91 .76 .37 .48 .25 .11 4.3
16 .26 .31 6.7 e11 2.8 1.1 .74 .35 .31 .22 .28 4.1
17 .30 .32 3.8 e9.8 3.5 1.1 .64 .34 .25 .25 .23 3.5
18 .33 .35 2.1 e9.0 4.0 .92 .53 .35 .27 .29 .23 1.5
19 .36 .35 2.0 e8.2 2.4 .93 .69 2.8 .22 .35 .19 .62
20 .38 .31 1.9 7.5 2.0 .97 .81 5.6 .15 .34 .19 .72
21 .42 16 1.7 7.5 1.9 1.0 .88 2.2 .16 2.6 .11 .58
22 .42 45 9.1 7.5 1.9 1.0 1.3 .42 .13 3.7 .15 .50
23 .42 7.2 11 9.9 1.8 1.1 1.2 .35 .12 3.5 .11 .49
24 .34 7.9 7.2 11 1.8 1.2 1.1 .40 .19 3.2 .11 1.7
25 .19 7.4 6.4 14 1.7 1.1 1.0 .38 .17 1.9 .24 e45
26 .09 4.0 6.2 92 1.7 1.1 .91 .29 .15 1.0 .33 e12
27 1.2 1.8 6.1 38 4.4 1.1 .78 .21 .14 4.5 .34 e8.0
28 e4.2 1.4 9.8 25 6.8 1.2 .84 .17 .09 3.5 .35 e7.0
29 e4.2 1.2 9.3 19 --- 1.1 .95 .15 .10 .56 .40 6.4
30 e6.0 1.1 7.6 16 --- 1.0 1.0 .41 .12 .56 .38 3.6
31 e5.7 --- 7.1 12 --- 1.1 --- .44 --- .51 .42 ---
TOTAL 27.62 115.25 249.57 456.6 106.1 48.17 59.59 35.95 21.34 27.91 7.00 140.96
MEAN .89 3.84 8.05 14.7 3.79 1.55 1.99 1.16 .71 .90 .23 4.70
MAX 6.0 45 40 92 8.4 6.1 6.7 5.6 5.1 4.5 .42 45
MIN .09 .18 .88 3.8 1.7 .87 .53 .15 .09 .00 .07 .07
AC-FT 55 229 495 906 210 96 118 71 42 55 14 280
e Estimated.
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1979 - 1997, BY WATER YEAR (WY)
OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
MEAN 2.41 3.69 5.84 16.1 23.3 18.2 11.5 11.2 6.41 3.83 3.10 2.37
MAX 6.55 13.3 24.0 131 173 71.5 28.6 40.8 31.7 14.4 18.0 7.55
(WY) 1993 1984 1984 1993 1980 1995 1983 1983 1983 1983 1983 1983
MIN .008 .30 .000 .99 3.14 1.55 1.09 .29 .14 .000 .001 .17
(WY) 1985 1982 1982 1994 1984 1997 1984 1984 1984 1981 1981 1981
SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1979 - 1997
ANNUAL TOTAL 1319.84 1296.06
ANNUAL MEAN 3.61 3.55 8.92
HIGHEST ANNUAL MEAN 28.4 1980
LOWEST ANNUAL MEAN 2.21 1981
HIGHEST DAILY MEAN 76 Feb 21 92 Jan 26 909 Jan 7 1993
LOWEST DAILY MEAN .06 Aug 8 .00 Jul 6 .00 Nov 8 1978
ANNUAL SEVEN-DAY MINIMUM .09 Aug 5 .03 Jul 5 .00 Oct 5 1979
INSTANTANEOUS PEAK FLOW 239 Nov 22 1910 Jan 7 1993
INSTANTANEOUS PEAK STAGE 4.13 Nov 22 7.35 Jan 7 1993
ANNUAL RUNOFF (AC-FT) 2620 2570 6460
10 PERCENT EXCEEDS 7.9 8.0 19
50 PERCENT EXCEEDS 1.3 .97 3.4
90 PERCENT EXCEEDS .19 .14 .20
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Last modified: Wed Mar 10 14:06:12 PST 1999
1997 California Hydrologic Data
Report
10256500 SNOW CREEK NEAR WHITE WATER, CA-Continued
WATER-QUALITY RECORDS
PERIOD OF RECORD.-
CHEMICAL DATA: Water years 1972-76, 1978 to current year.
WATER-QUALITY DATA, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
DIS- PH HARD-
CHARGE, SPE- WATER HARD- NESS MAGNE-
INST. CIFIC WHOLE NESS NONCARB CALCIUM SIUM, SODIUM,
CUBIC CON- FIELD TEMPER- TOTAL DISSOLV DIS- DIS- DIS-
FEET DUCT- (STAND- ATURE (MG/L FLD. AS SOLVED SOLVED SOLVED
DATE TIME PER ANCE ARD WATER AS CACO3 (MG/L (MG/L (MG/L SODIUM
SECOND (US/CM) UNITS) (DEG C) CACO3) (MG/L) AS CA) AS MG) AS NA) PERCENT
(00061) (00095) (00400) (00010) (00900) (00904) (00915) (00925) (00930) (00932)
NOV
13... 0920 a4.1 110 8.2 12.5 34 0 12 0.96 9.6 37
BICAR- CAR- ALKA- SOLIDS, SOLIDS,
SODIUM POTAS- BONATE BONATE LINITY CHLO- FLUO- SILICA, RESIDUE SUM OF
AD- SIUM, WATER WATER WAT DIS SULFATE RIDE, RIDE, DIS- AT 180 CONSTI-
SORP- DIS- DIS IT DIS IT TOT IT DIS- DIS- DIS- SOLVED DEG. C TUENTS,
TION SOLVED FIELD FIELD FIELD SOLVED SOLVED SOLVED (MG/L DIS- DIS-
DATE RATIO (MG/L MG/L AS MG/L AS MG/L AS (MG/L (MG/L (MG/L AS SOLVED SOLVED
AS K) HCO3 CO3 CACO3 AS SO4) AS CL) AS F) SIO2) (MG/L) (MG/L)
(00931) (00935) (00453) (00452) (39086) (00945) (00940) (00950) (00955) (70300) (70301)
NOV
13... 0.7 1.9 65 0 54 1.3 1.4 0.10 20 80 81
NITRO- NITRO- NITRO- NITRO- PHOS-
SOLIDS, GEN, GEN, GEN, GEN,AM- PHOS- PHORUS MANGA-
DIS- NITRITE NO2+NO3 AMMONIA MONIA + PHORUS ORTHO, ARSENIC BORON, IRON, NESE,
SOLVED DIS- DIS- DIS- ORGANIC DIS- DIS- DIS- DIS- DIS- DIS-
(TONS SOLVED SOLVED SOLVED DIS. SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED
DATE PER (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L (UG/L (UG/L (UG/L (UG/L
AC-FT) AS N) AS N) AS N) AS N) AS P) AS P) AS AS) AS B) AS FE) AS MN)
(70303) (00613) (00631) (00608) (00623) (00666) (00671) (01000) (01020) (01046) (01056)
NOV
13... 0.11 <0.010 <0.050 0.020 <0.20 <0.010 <0.010 <1 14 <3.0 1.0
USGS Water Resources of California
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Mapping | Water
Contact:
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Last modified: Wed Mar 10 14:06:13 PST 1999