10287770 LEE VINING CREEK BELOW RHINEDOLLAR DAM, NEAR LEE VINING, CA
LOCATION.-Lat 37°56'10", long 119°13'48", in SW 1/4 NW 1/4 sec.21, T.1 N., R.25 E., Mono County,
Hydrologic Unit 18090101, Inyo National Forest, on left bank, 100 ft downstream from Rhinedollar Dam Spillway,
and 6.3 mi west of Lee Vining.
DRAINAGE AREA.-16.7 mi2.
PERIOD OF RECORD.-October 1990 to current year. Unpublished records prior to October 1990 available in files of
Southern California Edison Co.
GAGE.-Water-stage recorder and Parshall flume. Elevation of gage is 9,450 ft above sea level, from topographic
map.
REMARKS.-Flow regulated for power development by Saddlebag, Tioga, and Ellery Lakes (stations 10287650, 10287700,
and 10287760). Most of the water is diverted at Ellery Lake to Poole Powerplant via Poole Powerplant Conduit
intake (station 10287762).
COOPERATION.-Records collected by Southern California Edison Co., under general supervision of the U.S.
Geological Survey, in connection with a Federal Energy Regulatory Commission project.
EXTREMES FOR PERIOD OF RECORD.-Maximum discharge, 310 ft3/s, July 9, 1995, gage height, 4.63 ft;
maximum gage height, 5.52 ft, Mar. 22, 1993, (backwater from snow); no flow for many days each year.
DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 .00 .00 .00 .00 .00 .00 .00 .00 66 25 .00 .00
2 .00 .00 .00 .00 .00 .00 .00 .00 41 36 .00 .00
3 .00 .00 .00 .00 .00 .00 .00 .00 10 21 .00 .00
4 .00 .00 .00 .00 .00 .00 .00 .00 .01 4.4 .00 .00
5 .00 .00 .00 .00 .00 .00 .00 .00 6.6 .00 .00 .00
6 .00 .00 .00 .00 .00 .00 .00 e.40 30 .00 .00 .00
7 .00 .00 .00 .00 .00 .00 .00 .00 30 .00 .00 .00
8 .00 .00 .00 .00 .00 .00 .00 .00 4.5 .00 .00 .00
9 .00 .00 .00 .00 .00 .00 .00 .00 14 .00 .00 .00
10 .00 .00 .00 .00 .00 .00 .00 .00 5.8 .00 .00 .00
11 .00 .00 .00 .00 .00 .00 .00 .00 17 .00 .00 .00
12 .00 .00 .00 .00 .00 .00 .00 .61 33 .00 .00 .00
13 .00 .00 .00 .00 .00 .00 .00 1.2 58 .00 .00 .00
14 .00 .00 .00 .00 .00 .00 .00 .00 72 .00 .00 .00
15 .00 .00 .00 .00 .00 .00 .00 .00 81 .00 .00 .00
16 .00 .00 .00 .00 .00 .00 .00 .00 77 .00 .00 .00
17 .00 .00 .00 .00 .00 .00 .00 .00 82 .00 .00 .00
18 .00 .00 .00 .00 .00 .00 .00 .00 109 .00 .00 .00
19 .00 .00 .00 .00 .00 .00 .00 .00 104 .00 .00 .00
20 .00 .00 .00 .00 .00 .00 .00 .00 90 .00 .00 .00
21 .00 .00 .00 .00 .00 .00 .00 .00 86 .00 .00 .00
22 .00 .00 .00 .00 .00 .00 .00 2.1 76 .00 .00 .00
23 .00 .00 .00 .00 .00 .00 .00 36 97 .00 .00 .00
24 .00 .00 .00 .00 .00 .00 .00 45 92 .00 .00 .00
25 .00 .00 .00 .00 .00 .00 .00 41 63 .00 .00 .00
26 .00 .00 .00 .00 .00 .00 .00 51 28 .00 .00 .00
27 .00 .00 .00 .00 .00 .00 .00 38 14 .00 .00 .00
28 .00 .00 .00 .00 .00 .00 .00 66 15 .00 .00 .00
29 .00 .00 .00 .00 --- .00 .00 70 16 .00 .00 .00
30 .00 .00 .00 .00 --- .00 .00 55 12 .00 .00 .00
31 .00 --- .00 .00 --- .00 --- 60 --- .00 .00 ---
TOTAL 0.00 0.00 0.00 0.00 0.00 0.00 0.00 466.31 1429.91 86.40 0.00 0.00
MEAN .000 .000 .000 .000 .000 .000 .000 15.0 47.7 2.79 .000 .000
MAX .00 .00 .00 .00 .00 .00 .00 70 109 36 .00 .00
MIN .00 .00 .00 .00 .00 .00 .00 .00 .01 .00 .00 .00
AC-FT .00 .00 .00 .00 .00 .00 .00 925 2840 171 .00 .00
a 1600 1440 990 1150 720 800 1210 4320 5550 3900 1640 1070
e Estimated.
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1991 - 1999, BY WATER YEAR (WY)
MEAN 1.53 .13 .000 2.14 .66 .57 1.64 7.74 31.9 27.7 1.16 .10
MAX 5.65 1.17 .000 19.3 5.40 2.62 14.1 41.1 58.1 130 9.89 .94
(WY) 1995 1995 1991 1997 1996 1992 1996 1997 1995 1995 1995 1992
MIN .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000
(WY) 1992 1991 1991 1991 1992 1991 1991 1994 1992 1991 1991 1991
SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1991 - 1999
ANNUAL TOTAL 4471.89 1982.62
ANNUAL MEAN 12.3 5.43 6.29
HIGHEST ANNUAL MEAN 17.3 1995
LOWEST ANNUAL MEAN .27 1994
HIGHEST DAILY MEAN 179 Jul 9 109 Jun 18 271 Jul 9
1995
LOWEST DAILY MEAN .00 Jan 1 .00 Oct 1 .00 Oct 1
1990
ANNUAL SEVEN-DAY MINIMUM .00 Jan 1 .00 Oct 1 .00 Oct 1
1990
INSTANTANEOUS PEAK FLOW 137 Jun 18 310 Jul 9
1995
INSTANTANEOUS PEAK STAGE 3.18 Jun 18 5.52 Mar 22
1993
ANNUAL RUNOFF (AC-FT) 8870 3930 4560
ANNUAL DIVERSION (AC-FT) a 27740 24380
10 PERCENT EXCEEDS 70 13 10
50 PERCENT EXCEEDS .00 .00 .00
90 PERCENT EXCEEDS .00 .00 .00
a Diversion, in acre-feet, to Poole Powerplant, provided by Southern California Edison Co.
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