10258500 PALM CANYON CREEK NEAR PALM SPRINGS, CA

LOCATION.-Lat 33°44'42", long 116°32'05", in SW 1/4 SE 1/4 sec.11, T.5 S., R.4 E., Riverside County, Hydrologic Unit 18100200, on right bank 0.8 mi upstream from Murray Canyon Creek and 6 mi south of Palm Springs. 
DRAINAGE AREA.-93.1 mi2. 
PERIOD OF RECORD.-January 1930 to January 1942, October 1947 to current year. 
REVISED RECORDS.-WSP 1314: 1936(M). WDR CA-88-1: Drainage area. 
GAGE.-Water-stage recorder and crest-stage gage.  Elevation of gage is 700 ft above sea level, from topographic map.  Prior to Jan. 14, 1942, at datum 0.2 ft higher. 
REMARKS.-Records fair.  No regulation or diversion upstream from station.  See schematic diagram of Salton Sea Basin. 
EXTREMES FOR PERIOD OF RECORD.-Maximum discharge, 7,000 ft3/s, Feb. 21, 1980, gage height, 7.29 ft, from rating curve extended above 650 ft3/s on basis of slope-area measurements at gage height 6.38 ft and 6.81 ft; no flow for several months in most years. 
EXTREMES FOR CURRENT YEAR.-Peak discharges greater than base discharge of 100 ft3/s, or maximum, from rating curve extended above 950 ft3/s on basis of slope-area measurement at gage height 6.81 ft: 
  			Discharge	Gage height			Discharge	Gage height
  	Date	Time	(ft3/s)	(ft)	Date	Time	(ft3/s)	(ft)
	
  	Feb. 8	0430	1,260	5.10	Feb. 24	0400	363	3.66
  	Feb. 14	1945	2,320	6.00	Mar. 28	1330	146	2.83

                  DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998

                                               DAILY MEAN VALUES
 
DAY       OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP
 
  1       .00      .00      .00      .15      1.3     23         48     11       3.4       .11      .00      .00
  2       .00      .00      .00      .16      1.2     21         42     10       3.3       .08      .00      .00
  3       .00      .00      .00      .18      2.4     18         39     10       3.5       .07      .00      .00
  4       .00      .00      .00      .33      6.2     17         36     10       3.7       .07      .00      .00
  5       .00      .00      .00      .57      3.9     16         31     11       3.3       .05      .00      .00
 
  6       .00      .00      .00      .58     15       18         31     12       3.1       .03      .00      .00
  7       .00      .00      .00      .52     35       15         31     11       3.0       .03      .00      .00
  8       .00      .00     4.4       .49   e324       13         26      9.9     3.0       .02      .00     1.8 
  9       .00      .00     4.0       .87     72       13         24      9.5     2.8       .00      .00      .58
 10       .00      .00     2.0     20        23       12         23      9.2     2.8       .00      .00      .00
 
 11       .00      .00     1.4      8.1      14       11         24      8.9     2.7       .00      .00      .00
 12       .00      .00     1.1      4.4      11       10         30      9.4     2.7       .00      .00      .00
 13       .00      .00      .86     3.3       8.5      9.8       26     16       2.7       .00      .00      .00
 14       .00      .00      .64     2.7     329       14         25     13       2.4       .00      .00      .00
 15       .00      .00      .52     2.3     154       14         23     11       2.1       .00      .00      .00
 
 16       .00      .00      .42     2.0      36       11         21      9.5     1.9       .00      .00      .00
 17       .00      .00      .36     1.8      49       10         19      8.6     1.9       .00      .00      .00
 18       .00      .00      .35     1.7      38        9.5       18      8.0     1.7       .00      .00      .00
 19       .00      .00      .30     1.7      30        9.0       17      7.3     1.5       .00      .00      .00
 20       .00      .00      .29     1.6      34        8.8       16      7.0     1.3       .00      .00      .00
 
 21       .00      .00      .40     1.5      24        8.4       16      6.7      .99      .00      .00      .00
 22       .00      .00      .52     1.4      41        8.0       16      6.4      .85      .00      .00      .00
 23       .00      .00      .39     1.4      48        7.9       16      5.9      .84      .00      .00      .00
 24       .00      .00      .36     1.4     141        7.6       16      5.4      .79      .00      .00      .00
 25       .00      .00      .31     1.3      63        8.1       15      5.1      .66      .00      .00      .00
 
 26       .00      .00      .28     1.2      42       12         14      4.9      .58      .00      .00      .00
 27       .00      .00      .27     1.2      32       11         13      4.8      .50      .00      .00      .00
 28       .00      .00      .19     1.1      26       64         12      4.4      .37      .00      .00      .00
 29       .00      .00      .19     1.3       ---     55         11      4.2      .21      .00      .00      .00
 30       .00      .00      .15     1.6       ---     44         11      4.0      .11      .00      .00      .00
 31       .00      ---      .14     1.4       ---     45        ---      3.7      ---      .00      .00      ---
 
TOTAL    0.00     0.00    19.84    68.25   1604.5    544.1      690    257.8    58.70     0.46     0.00     2.38
MEAN     .000     .000      .64     2.20     57.3     17.6     23.0     8.32     1.96     .015     .000     .079
MAX       .00      .00      4.4       20      329       64       48       16      3.7      .11      .00      1.8
MIN       .00      .00      .00      .15      1.2      7.6       11      3.7      .11      .00      .00      .00
AC-FT     .00      .00       39      135     3180     1080     1370      511      116       .9      .00      4.7
 
    e  Estimated.


STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1930 - 1998, BY WATER YEAR (WY)                                 
 
          OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP
MEAN      .36      .84     3.88     8.95     19.9     19.6     7.59     2.31      .70      .76      .99      .86
MAX      5.95     20.6     39.6      203      318      188     80.8     24.1     9.87     15.1     33.0     19.5
(WY)     1984     1966     1983     1993     1980     1983     1958     1983     1980     1979     1983     1976
MIN      .000     .000     .000     .000     .000     .000     .000     .000     .000     .000     .000     .000
(WY)     1931     1933     1950     1951     1951     1951     1934     1934     1931     1931     1932     1930
 
SUMMARY STATISTICS           FOR 1997 CALENDAR YEAR        FOR 1998 WATER YEAR           WATER YEARS 1930 - 1998
 
ANNUAL TOTAL                         220.65                    3246.03                                          
ANNUAL MEAN                             .60                       8.89                       5.51               
HIGHEST ANNUAL MEAN                                                                         47.4            1980
LOWEST ANNUAL MEAN                                                                            .000          1972
  HIGHEST DAILY MEAN                    18     Jan 26             329     Feb 14            2040       Feb 21 1980
  LOWEST DAILY MEAN                       .00  Mar 30                .00  Oct  1                .00    Jul 16 1930
  ANNUAL SEVEN-DAY MINIMUM                .00  Apr 14                .00  Oct  1                .00    Jul 16 1930
  INSTANTANEOUS PEAK FLOW                                        2320     Feb 14            7000       Feb 21 1980
  INSTANTANEOUS PEAK STAGE                                          6.00  Feb 14               7.29    Feb 21 1980
ANNUAL RUNOFF (AC-FT)                438                       6440                       3990                  
10 PERCENT EXCEEDS                     1.7                       23                          6.7                
50 PERCENT EXCEEDS                      .00                        .52                        .00               
90 PERCENT EXCEEDS                      .00                        .00                        .00