10259200  DEEP CREEK NEAR PALM DESERT, CA

LOCATION.--Lat 33°37'52", long 116°23'29", in NE 1/4 SE 1/4 sec.19, T.6 S., R.6 E., Riverside County, Hydrologic
   Unit 18100200, on left bank 500 ft downstream from unnamed tributary and 6.3 mi south of Palm Desert.

DRAINAGE AREA.--30.6 mi2.

PERIOD OF RECORD.--May 1962 to current year.

GAGE.--Water-stage recorder.  Elevation of gage is 1,440 ft above sea level, from topographic map.

REMARKS.--Records good.  No regulation or diversion upstream from station.  See schematic diagram of Salton Sea
   basin.

EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 7,100 ft3/s, Sept. 10, 1976, gage height, 7.84 ft inside,
   11.5 ft from floodmarks, from rating curve extended above 40 ft3/s on basis of slope-area measurement at gage
   heights 2.68, 5.15, and 7.84 ft; maximum gage height, 10.27 ft, Aug. 14, 1984; no flow for many days most
   years.

EXTREMES FOR CURRENT YEAR.--Peak discharges greater than base discharge of 20 ft3/s, or maximum, from rating
   curve extended above 52 ft3/s on basis of slope-area measurement at gage heights 5.15 and 10.27 ft:

                      Discharge       Gage height                                     Discharge       Gage height
 Date       Time       (ft3/s)           (ft)                   Date       Time        (ft3/s)           (ft)

Feb.  2     0115         0.69            1.24


                  DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996
                                               DAILY MEAN VALUES

DAY       OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP

  1       .00      .00      .00      .26      .58      .37      .18      .03      .00      .00      .00      .00
  2       .00      .00      .00      .28      .63      .37      .17      .02      .00      .00      .00      .00
  3       .00      .00      .00      .28      .53      .36      .17      .03      .00      .00      .00      .00
  4       .00      .00      .00      .29      .48      .35      .16      .03      .00      .00      .00      .00
  5       .00      .00      .00      .29      .46      .35      .15      .03      .00      .00      .00      .00

  6       .00      .00      .00      .28      .45      .35      .14      .02      .00      .00      .00      .00
  7       .00      .00      .00      .28      .44      .37      .14      .03      .00      .00      .00      .00
  8       .00      .00      .00      .28      .42      .36      .14      .03      .00      .00      .00      .00
  9       .00      .00      .00      .28      .41      .32      .13      .03      .00      .00      .00      .00
 10       .00      .00      .00      .28      .39      .31      .12      .02      .00      .00      .00      .00

 11       .00      .00      .00      .28      .39      .29      .12      .03      .00      .00      .00      .00
 12       .00      .00      .00      .28      .40      .29      .11      .03      .00      .00      .00      .00
 13       .00      .00      .00      .28      .46      .35      .10      .03      .00      .00      .00      .00
 14       .00      .00      .00      .28      .44      .39      .09      .03      .00      .00      .00      .00
 15       .00      .00      .00      .28      .43      .38      .08      .03      .00      .00      .00      .00

 16       .00      .00      .00      .27      .40      .35      .08      .02      .00      .00      .00      .00
 17       .00      .00      .00      .27      .39      .33      .09      .02      .00      .00      .00      .00
 18       .00      .00      .00      .28      .36      .32      .08      .01      .00      .00      .00      .00
 19       .00      .00      .00      .27      .35      .31      .08      .01      .00      .00      .00      .00
 20       .00      .00      .00      .26      .36      .29      .08      .01      .00      .00      .00      .00

 21       .00      .00      .00      .27      .34      .28      .07      .01      .00      .00      .00      .00
 22       .00      .00      .00      .36      .34      .26      .07      .00      .00      .00      .00      .00
 23       .00      .00      .01      .32      .34      .25      .06      .01      .00      .00      .00      .00
 24       .00      .00      .00      .34      .37      .25      .06      .00      .00      .00      .00      .00
 25       .00      .00      .00      .34      .37      .23      .06      .00      .00      .00      .00      .00

 26       .00      .00      .00      .34      .43      .21      .05      .00      .00      .00      .00      .00
 27       .00      .00      .06      .35      .41      .21      .05      .00      .00      .00      .00      .00
 28       .00      .00      .23      .37      .40      .21      .04      .00      .00      .00      .00      .00
 29       .00      .00      .26      .39      .38      .20      .04      .00      .00      .00      .00      .00
 30       .00      .00      .27      .40      ---      .19      .03      .00      .00      .00      .00      .00
 31       .00      ---      .26      .42      ---      .18      ---      .00      ---      .00      .00      ---

TOTAL    0.00     0.00     1.09     9.45    12.15     9.28     2.94     0.51     0.00     0.00     0.00     0.00
MEAN     .000     .000     .035      .30      .42      .30     .098     .016     .000     .000     .000     .000
MAX       .00      .00      .27      .42      .63      .39      .18      .03      .00      .00      .00      .00
MIN       .00      .00      .00      .26      .34      .18      .03      .00      .00      .00      .00      .00
AC-FT     .00      .00      2.2       19       24       18      5.8      1.0      .00      .00      .00      .00



                              10259200  DEEP CREEK NEAR PALM DESERT, CA--Continued

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1962 - 1996, BY WATER YEAR (WY)

          OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP

MEAN      .26      .96     2.11     4.99     8.39     6.62     2.17      .87      .36      .82     1.09     1.40
MAX      4.62     16.3     23.5     88.6      101     49.3     12.4     7.15     3.97     11.8     15.3     38.1
(WY)     1984     1966     1983     1993     1980     1983     1983     1983     1983     1979     1984     1976
MIN      .000     .000     .000     .000     .000     .000     .000     .000     .000     .000     .000     .000
(WY)     1963     1963     1963     1963     1963     1963     1963     1962     1962     1962     1962     1962

SUMMARY STATISTICS           FOR 1995 CALENDAR YEAR        FOR 1996 WATER YEAR           WATER YEARS 1962 - 1996

ANNUAL TOTAL                        1440.52                      35.42
ANNUAL MEAN                            3.95                        .097                      2.48
HIGHEST ANNUAL MEAN                                                                         15.1            1993
LOWEST ANNUAL MEAN                                                                            .002          1963
HIGHEST DAILY MEAN                   121     Mar  6                .63  Feb  2             850       Sep 10 1976
LOWEST DAILY MEAN                       .00  Jul 21                .00  Oct  1                .00    May  1 1962
ANNUAL SEVEN-DAY MINIMUM                .00  Jul 31                .00  Oct  1                .00    May  1 1962
INSTANTANEOUS PEAK FLOW                                            .69  Feb  2            7100       Sep 10 1976
INSTANTANEOUS PEAK STAGE                                          1.24  Feb  2              10.27    Aug 14 1984
ANNUAL RUNOFF (AC-FT)               2860                         70                       1800
10 PERCENT EXCEEDS                     8.8                         .36                       3.1
50 PERCENT EXCEEDS                      .18                        .00                        .06
90 PERCENT EXCEEDS                      .00                        .00                        .00