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 Unpublished records prior to October 1990 available in files of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). Estimated discharges are on days when flow released directly
from conduit bypasses the gage.
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 1995 TO SEPTEMBER 1996
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 .00 .00 .00 .00 .00 e19 .00 .00 .00 1.2 .00 .00
2 .00 .00 .00 .00 .00 e14 .00 .00 8.1 21 .00 .00
3 .00 .00 .00 .00 .00 e11 .00 .00 58 40 .00 .00
4 .00 .00 .00 .00 .00 e7.0 .00 .00 77 18 .00 .00
5 .00 .00 .00 .00 .00 .00 .00 .00 81 5.7 .00 .00
6 .00 .00 .00 .00 .00 .00 e15 .00 83 2.3 .00 .00
7 .00 .00 .00 .00 .00 .00 e29 .00 104 10 .00 .00
8 .00 .00 .00 .00 .00 .00 e27 .00 119 22 .00 .00
9 .00 .00 .00 .00 .00 .00 26 .00 99 22 .00 .00
10 .00 .00 .00 .00 .00 .00 24 .00 90 17 .00 .00
11 .00 .00 .00 .00 .00 .00 22 .00 93 34 .00 .00
12 .00 .00 .00 .00 .00 .00 21 1.9 82 68 .00 .00
13 .00 .00 .00 .00 .00 .00 20 31 108 15 .00 .00
14 .00 .00 .00 .00 .00 .00 20 44 120 8.2 .00 .00
15 .00 .00 .00 .00 .00 .00 25 36 92 16 .00 .00
16 .00 .00 .00 .00 .00 .00 25 52 83 8.7 .00 .00
17 .00 .00 .00 .00 .00 .00 20 4.7 82 .73 .00 .00
18 .00 .00 .00 .00 .00 .00 20 .00 58 .34 .00 .00
19 .00 .00 .00 .00 .00 .00 18 .00 62 .08 .00 .00
20 .00 .00 .00 .00 .00 .00 17 .00 86 .00 .00 .00
21 .00 .00 .00 .00 .00 .00 17 .00 60 .00 .00 .00
22 .00 .00 .00 .00 e.13 .00 17 .00 28 .00 .00 .00
23 .00 .00 .00 .00 e3.5 .00 18 .00 28 .00 .00 .00
24 .00 .00 .00 .00 e11 .00 22 .00 31 .00 .00 .00
25 .00 .00 .00 .00 e17 .00 e20 .00 9.3 .00 .00 .00
26 .00 .00 .00 .00 e20 .00 .00 .00 .00 .00 .00 .00
27 .00 .00 .00 .00 e40 .00 .00 .00 .00 .00 .00 .00
28 .00 .00 .00 .00 e40 .00 .00 .00 .00 .00 .00 .00
29 .00 .00 .00 .00 e25 .00 .00 .00 .00 .00 .00 .00
30 .00 .00 .00 .00 --- .00 .00 .00 .00 .17 .00 .00
31 .00 --- .00 .00 --- .00 --- .00 --- .00 .00 ---
TOTAL 0.00 0.00 0.00 0.00 156.63 51.00 423.00 169.60 1741.40 310.42 0.00 0.00
MEAN .000 .000 .000 .000 5.40 1.65 14.1 5.47 58.0 10.0 .000 .000
MAX .00 .00 .00 .00 40 19 29 52 120 68 .00 .00
MIN .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00
AC-FT .00 .00 .00 .00 311 101 839 336 3450 616 .00 .00
a 1530 2050 2340 2040 2000 2770 1280 4440 6150 5690 2510 1030
e Estimated.
a Diversion, in acre-feet, to Poole Powerplant, provided by Southern California Edison Co.
10287770 LEE VINING CREEK BELOW RHINEDOLLAR DAM, NEAR LEE VINING, CA--Continued
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1991 - 1996, BY WATER YEAR (WY)
OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
MEAN 2.30 .19 .000 .000 .99 .85 2.46 2.25 24.5 25.7 1.71 .16
MAX 5.65 1.17 .000 .000 5.40 2.62 14.1 6.75 58.1 130 9.89 .94
(WY) 1995 1995 1991 1991 1996 1992 1996 1993 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 1995 CALENDAR YEAR FOR 1996 WATER YEAR WATER YEARS 1991 - 1996
ANNUAL TOTAL 6116.75 2852.05
ANNUAL MEAN 16.8 7.79 5.10
HIGHEST ANNUAL MEAN 17.3 1995
LOWEST ANNUAL MEAN .27 1994
HIGHEST DAILY MEAN 271 Jul 9 120 Jun 14 271 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 156 Jun 14 310 Jul 9 1995
INSTANTANEOUS PEAK STAGE 5.28 Apr 7 5.52 Mar 22 1993
ANNUAL RUNOFF (AC-FT) 12130 5660 3690
ANUAL DIVERSION (AC-FT) a 36890 33830
10 PERCENT EXCEEDS 70 25 8.3
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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