10258000 TAHQUITZ CREEK NEAR PALM SPRINGS, CA
LOCATION.-Lat 33°48'18", long 116°33'30", in SW 1/4 SW 1/4 sec.22, T.4 S., R.4 E., Riverside County, Hydrologic Unit 18100200, 2.2 mi
southwest of Palm Springs and 7 mi upstream from mouth.
DRAINAGE AREA.-16.9 mi2.
PERIOD OF RECORD.-October 1947 to September 1982, October 1983 to current year.
REVISED RECORDS.-WSP 1244: 1948, 1951. WDR CA-88-1: Drainage area.
GAGE.-Water-stage recorder. Datum of gage is 762.5 ft above sea level (levels by Riverside County Flood Control District). Prior to Aug. 25,
1970, at datum 2.00 ft higher.
REMARKS.-Records good. No regulation or diversion upstream from station. See schematic diagram of Salton Sea Basin.
EXTREMES FOR PERIOD OF RECORD.-Maximum discharge, 2,900 ft3/s, Nov. 22, 1965, Jan. 25, 1969, gage height, 12.34 ft, from rating curve
extended above 70 ft3/s on basis of slope-area measurements at gage heights 10.45 and 12.34 ft; maximum gage height, 15.78 ft, Sept. 7, 1981,
from debris wave produced by thunderstorm following a brushfire; no flow for parts of most years.
EXTREMES FOR CURRENT YEAR.-Peak discharges greater than base discharge of 85 ft3/s, or maximum, from rating curve extended above
147 ft3/s on basis of slope-area measurements at gage heights 10.45 and 12.34 ft:
Discharge Gage height Discharge Gage height
Date Time (ft3/s) (ft) Date Time (ft3/s) (ft)
Jan. 26 1500 41 5.37
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 .00 .55 .82 2.0 5.4 3.4 4.3 2.9 .67 .10 .00 .00
2 .00 .46 .84 2.5 5.2 3.4 4.4 2.8 .61 .08 .00 .00
3 .00 .44 .86 8.2 5.0 3.3 4.3 2.7 .57 .06 .00 .00
4 .00 .43 .86 8.5 4.8 3.3 4.3 2.7 .52 .02 .00 .00
5 .00 .43 .84 5.9 4.6 3.2 4.2 2.4 .48 .02 .00 .00
6 .00 .43 .89 4.7 4.4 3.2 4.2 2.3 .55 .03 .00 .00
7 .00 .43 .85 3.8 4.2 3.2 4.3 2.2 .70 .01 .00 .00
8 .00 .43 .85 3.6 4.1 3.3 4.2 2.2 .79 .01 .00 .00
9 .00 .42 1.4 3.3 4.0 3.4 4.2 2.1 .76 .00 .00 .00
10 .00 .41 4.2 3.1 3.9 3.5 4.1 2.3 .60 .00 .00 .00
11 .00 .41 2.8 3.0 3.8 3.7 4.0 2.1 .47 .00 .00 .00
12 .00 .40 3.0 3.6 3.7 3.8 3.9 2.0 .42 .00 .00 .00
13 .00 .41 2.5 4.6 3.6 4.0 3.9 1.9 .41 .00 .00 .00
14 .00 .44 2.0 2.9 3.5 4.3 3.8 1.8 .47 .00 .00 .00
15 .00 .44 1.7 4.1 3.5 4.4 3.7 1.6 .54 .00 .00 .00
16 .02 .44 1.6 3.9 3.6 4.5 3.6 1.5 .51 .00 .00 .00
17 .06 .47 1.5 3.3 3.6 4.3 3.6 1.5 .41 .00 .00 .00
18 .11 .51 1.4 3.0 3.6 4.3 3.6 1.5 .36 .00 .00 .00
19 .21 .52 1.4 2.8 3.5 4.3 3.6 1.6 .32 .00 .00 .00
20 .29 .49 1.3 2.8 3.7 4.6 3.7 2.3 .29 .00 .00 .00
21 .36 .56 1.3 2.7 3.7 4.8 3.7 1.9 .28 .00 .00 .00
22 .35 3.1 1.2 2.6 3.6 4.6 3.7 1.5 .25 .00 .00 .00
23 .38 1.6 1.5 3.5 3.6 4.5 3.6 1.4 .24 .00 .00 .00
24 .40 1.1 1.5 4.1 3.5 4.5 3.6 1.4 .22 .00 .00 .00
25 .40 1.0 1.4 3.7 3.4 4.4 3.5 1.4 .20 .00 .00 1.7
26 .40 .84 1.4 26 3.5 4.3 3.5 1.3 .19 .00 .00 4.0
27 .46 .72 1.3 15 3.6 4.3 3.3 1.2 .17 .00 .00 4.1
28 .63 .73 1.4 9.3 3.7 4.3 3.2 1.1 .15 .00 .00 1.2
29 .74 .75 2.2 7.5 --- 4.1 3.1 1.0 .13 .00 .00 .94
30 .85 .74 1.8 6.5 --- 4.0 3.0 .89 .12 .00 .00 .88
31 .84 --- 1.8 5.7 --- 4.0 --- .77 --- .00 .00 ---
TOTAL 6.50 20.10 48.41 166.2 110.3 123.2 114.1 56.26 12.40 0.33 0.00 12.82
MEAN .21 .67 1.56 5.36 3.94 3.97 3.80 1.81 .41 .011 .000 .43
MAX .85 3.1 4.2 26 5.4 4.8 4.4 2.9 .79 .10 .00 4.1
MIN .00 .40 .82 2.0 3.4 3.2 3.0 .77 .12 .00 .00 .00
AC-FT 13 40 96 330 219 244 226 112 25 .7 .00 25
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1948 - 1997, BY WATER YEAR (WY)
OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
MEAN .57 1.79 3.55 6.40 7.70 8.72 11.2 14.1 6.96 2.21 .94 .72
MAX 8.64 43.1 72.5 81.3 117 72.0 57.3 78.3 58.0 24.9 6.36 4.88
(WY) 1984 1966 1967 1993 1980 1995 1969 1969 1980 1980 1980 1976
MIN .000 .000 .000 .000 .21 .17 .063 .000 .000 .000 .000 .000
(WY) 1948 1948 1948 1948 1964 1961 1961 1961 1961 1956 1948 1948
SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1948 - 1997
ANNUAL TOTAL 680.37 670.62
ANNUAL MEAN 1.86 1.84 5.39
HIGHEST ANNUAL MEAN 32.9 1980
LOWEST ANNUAL MEAN .088 1961
HIGHEST DAILY MEAN 10 Apr 12 26 Jan 26 1080 Jan 25 1969
LOWEST DAILY MEAN .00 Aug 1 .00 Oct 1 .00 Oct 1 1947
ANNUAL SEVEN-DAY MINIMUM .00 Aug 1 .00 Oct 1 .00 Oct 1 1947
INSTANTANEOUS PEAK FLOW 41 Jan 26 2900 Nov 22 1965
INSTANTANEOUS PEAK STAGE 5.37 Jan 26 15.78 Sep 7 1981
ANNUAL RUNOFF (AC-FT) 1350 1330 3900
10 PERCENT EXCEEDS 5.6 4.3 12
50 PERCENT EXCEEDS .88 .89 1.0
90 PERCENT EXCEEDS .00 .00 .00
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Last modified: Wed Mar 10 14:06:16 PST 1999