10287069 MILL CREEK FLUME BELOW LUNDY LAKE, NEAR LEE VINING, CA
LOCATION.-Lat 38°01'59", long 119°12'56", in SE 1/4 NE 1/4 sec.16, T.2 N., R.25 E., Mono County, Hydrologic Unit 18090101, on left bank,
20 ft upstream from Deer Creek, 70 ft downstream from road culvert, 1,400 ft downstream from Lundy Lake Dam, and 7.5 mi northwest of
Lee Vining.
DRAINAGE AREA.-18.1 mi2.
PERIOD OF RECORD.-October 1990 to current year. If records for Upper Conway Ditch and Lundy Powerplant Tailrace (stations 10287145 and
10287195) are combined with this record, a record equivalent to that published since October 1942 as Mill Creek below Lundy Lake, near
Mono Lake can be obtained. Monthly and yearly mean discharges prior to October 1969, published in WSP 2127.
GAGE.-Water-stage recorder and 5-ft Cipolletti weir (since May 12, 1992) set in Parshall flume. Elevation of gage is 7,760 ft above sea level,
from topographic map.
REMARKS.-Flow regulated by Lundy Lake (station 10287060). Most of the water is diverted at Lundy Lake via Lundy Powerplant to Upper
Conway Ditch and Lundy Powerplant Tailrace for power development and irrigation.
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, 152 ft3/s, July 29, 1995, gage height, 2.62 ft; no flow for many days each year.
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 2.9 2.4 1.5 2.2 3.4 .51 .00 .13 4.5 10 7.8 3.2
2 2.9 2.2 1.5 3.9 3.3 .36 .00 .19 5.1 11 7.7 3.2
3 2.9 2.2 1.5 5.8 3.1 .27 .00 .19 5.5 8.0 7.5 3.2
4 2.9 2.2 1.5 8.1 2.9 .22 .00 .17 6.3 7.8 7.3 3.2
5 2.9 2.2 1.6 50 2.8 .15 .00 .14 6.9 8.1 7.2 3.2
6 2.9 2.2 1.6 36 2.6 .07 .00 .14 7.6 7.9 7.2 3.2
7 2.9 2.2 1.5 21 2.5 .02 .00 .11 24 7.9 7.1 3.2
8 2.9 2.1 1.5 9.5 2.4 .00 .00 .07 38 8.4 6.9 3.1
9 2.9 2.1 1.5 8.5 2.3 .00 .00 .08 51 17 6.9 3.0
10 2.9 2.1 1.5 8.2 2.1 .00 .00 .09 44 32 6.9 3.0
11 2.9 2.1 1.5 7.9 2.0 .00 .00 .14 36 37 6.7 2.9
12 2.8 2.0 1.5 7.6 1.9 .00 .00 .24 38 27 6.4 2.9
13 2.8 2.0 1.5 7.3 1.8 .00 .00 .36 21 21 6.3 2.8
14 2.8 1.9 1.5 6.9 1.7 .00 .00 .41 24 18 6.1 2.8
15 2.8 1.9 1.5 6.6 1.6 .00 .00 .48 15 24 5.9 2.7
16 2.6 1.8 1.5 6.2 1.5 .00 .00 .65 13 28 5.6 2.6
17 2.6 1.8 1.5 5.9 1.4 .00 .00 .85 33 24 5.4 2.6
18 2.6 2.0 1.5 5.7 1.4 .00 .00 1.0 60 11 5.3 2.5
19 2.5 1.8 1.5 5.5 1.3 .00 .00 1.2 86 8.7 5.0 2.5
20 2.5 1.7 1.4 5.3 1.2 .00 .00 1.4 91 8.2 4.7 2.5
21 2.5 1.8 1.4 5.1 1.1 .00 .00 1.7 87 8.8 4.5 2.5
22 2.5 1.7 1.4 4.9 1.1 .00 .00 2.0 73 8.1 4.4 2.5
23 2.5 1.7 1.4 4.7 1.0 .00 .00 2.3 52 12 4.2 2.5
24 2.5 1.7 1.4 4.5 .91 .00 .00 2.6 39 33 4.0 2.5
25 2.5 1.7 1.4 4.5 .85 .00 .00 2.8 37 20 3.9 2.5
26 2.5 1.7 1.4 4.4 .77 .00 .00 2.8 40 13 3.7 2.5
27 2.5 1.7 1.4 4.2 .69 .00 .00 2.8 42 9.4 3.6 2.4
28 2.4 1.7 1.3 4.1 .61 .00 .00 2.9 35 8.4 3.5 2.4
29 2.4 1.6 1.3 3.9 --- .00 .00 3.1 31 8.1 3.4 2.4
30 2.4 1.6 1.3 3.8 --- .00 .03 3.3 27 8.0 3.4 2.4
31 2.4 --- 1.3 3.6 --- .00 --- 3.7 --- 7.8 3.3 ---
TOTAL 83.0 57.8 45.1 265.8 50.23 1.60 0.03 38.04 1072.9 461.6 171.8 82.9
MEAN 2.68 1.93 1.45 8.57 1.79 .052 .001 1.23 35.8 14.9 5.54 2.76
MAX 2.9 2.4 1.6 50 3.4 .51 .03 3.7 91 37 7.8 3.2
MIN 2.4 1.6 1.3 2.2 .61 .00 .00 .07 4.5 7.8 3.3 2.4
AC-FT 165 115 89 527 100 3.2 .06 75 2130 916 341 164
a 0 0 0 0 0 0 0 0 106 499 494 3.2
b 578 716 974 2640 2190 1800 1630 3830 3870 3640 3100 1330
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1991 - 1997, BY WATER YEAR (WY)
OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
MEAN 1.51 .85 .60 1.48 .49 .11 .007 .28 13.8 23.5 7.66 3.14
MAX 3.48 2.66 2.17 8.57 1.79 .70 .044 1.23 35.8 98.2 31.4 5.74
(WY) 1996 1996 1996 1997 1997 1996 1994 1997 1997 1995 1995 1995
MIN .000 .000 .000 .000 .000 .000 .000 .000 .61 1.72 .17 .000
(WY) 1991 1991 1991 1991 1991 1991 1991 1991 1993 1994 1994 1994
SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1991 - 1997
ANNUAL TOTAL 2232.75 2330.80
ANNUAL MEAN 6.10 6.39 4.48
HIGHEST ANNUAL MEAN 14.1 1995
LOWEST ANNUAL MEAN .69 1992
HIGHEST DAILY MEAN 89 Jul 12 91 Jun 20 130 Jul 30 1995
LOWEST DAILY MEAN .00 Mar 29 .00 Mar 8 .00 Oct 1 1990
ANNUAL SEVEN-DAY MINIMUM .00 Mar 29 .00 Mar 8 .00 Oct 1 1990
INSTANTANEOUS PEAK FLOW 102 Jun 20 152 Jul 29 1995
INSTANTANEOUS PEAK STAGE 2.06 Jun 20 2.62 Jul 29 1995
ANNUAL RUNOFF (AC-FT) 4430 4620 3250
ANNUAL DIVERSION (AC-FT) a 1540 1100
ANNUAL DIVERSION (AC-FT) b 21000 26290
10 PERCENT EXCEEDS 8.8 16 7.1
50 PERCENT EXCEEDS 1.7 2.5 .19
90 PERCENT EXCEEDS .00 .00 .00
a Diversion, in acre-feet, to Upper Conway Ditch, provided by Southern California Edison Co.
b Diversion, in acre-feet, to Lundy Powerplant Tailrace, provided by Southern California Edison Co.
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Last modified: Wed Mar 10 14:06:36 PST 1999