10287650 SADDLEBAG LAKE NEAR LEE VINING, CA
LOCATION.-Lat 37°57'56", long 119°16'18", unsurveyed, T.1 N., R.24 E., Mono County, Hydrologic Unit 18090101, Inyo National Forest, near left abutment
of dam on Lee Vining Creek and 8.2 mi west of Lee Vining.
DRAINAGE AREA.-4.43 mi2, revised.
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 Unpublished records prior to October 1990 available in files of Southern California Edison Co.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. Datum of gage is sea level (levels by Southern California Edison Co.).
REMARKS.-Reservoir is formed on natural lake by rock-fill dam completed in 1921. Usable capacity, 9,789 acre-ft between elevations 10,048.80 ft, invert of
outlet, and 10,090.40 ft, crest of spillway. At times, a cofferdam 600 ft upstream affects the storage below about 800 acre-ft, due to the constriction of flow
past the cofferdam. Figures given represent usable contents. Water is used for power development downstream.
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. Contents not rounded to U.S. Geological Survey standards.
EXTREMES FOR PERIOD OF RECORD.-Maximum contents, 9,454 acre-ft, Aug. 24, 25, 1995, elevation, 10,089.26 ft; minimum, 558 acre-ft, Apr. 5, 23, 24, 27, 1995,
elevation, 10,051.84 ft.
EXTREMES FOR CURRENT YEAR.-Maximum contents, 6,730 acre-ft, Sept. 13, elevation, unknown; minimum, 663 acre-ft, May 22, elevation, 10,052.40 ft.
Capacity table (elevation, in feet, and contents, in acre-feet)
(Based on survey by Southern California Edison Co., dated Feb. 8, 1985)
10,050 217 10,070 4,392
10,055 1,163 10,080 6,890
10,060 2,172 10,091 9,970
RESERVOIR STORAGE (ACRE-FEET), WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998
DAILY OBSERVATION AT 2400 HOURS
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 5698 5182 4745 4322 3640 3148 2066 794 716 2962 6110 e6590
2 5668 5160 4726 4322 3669 3124 1998 798 754 3080 6141 e6610
3 5645 5148 4712 4307 3688 3095 1940 798 785 3201 6171 e6629
4 5630 5123 4692 4303 3656 3067 1881 798 796 3314 6200 e6644
5 5618 5109 4690 4289 3629 3049 1822 798 817 3425 6243 e6663
6 5613 5077 4676 4261 3633 3034 1771 800 856 3538 6300 e6681
7 5595 5079 4690 4233 3647 2999 1710 794 890 3667 6354 e6699
8 5580 5060 4690 4195 3638 2973 1652 787 936 3822 6395 e6710
9 5568 5040 4680 4165 3610 2944 1595 781 971 3988 6416 e6715
10 5565 5031 4661 4134 3579 2914 1545 773 1021 4127 6434 e6717
11 5550 5016 4642 4125 3561 2886 1497 762 1050 4251 6460 e6723
12 5530 4999 4628 4123 3538 2860 1443 758 1085 4345 6480 e6725
13 5511 4987 4602 4090 3506 2829 1400 747 1110 4463 6514 e6730
14 5493 4970 4606 4071 3517 2803 1352 733 1163 4559 6540 e6717
15 5473 4953 4594 4099 3493 2771 1305 720 1250 4654 6577 e6696
16 5461 4928 4575 4083 3470 2747 1253 722 1362 4760 6603 e6683
17 5443 4909 4561 4037 3443 2719 1202 705 1439 4887 6626 e6673
18 5426 4877 4554 4034 3410 2691 1151 694 1537 5016 6644 e6668
19 5409 4892 4528 4018 3401 2663 1105 679 1632 5131 e6629 e6660
20 5404 4870 4509 3990 3365 2637 1060 675 1731 5285 e6629 e6652
21 5379 4853 4509 3955 3368 2607 1021 671 1834 5424 e6629 e6647
22 5361 4808 4489 3920 3343 2581 984 663 1940 5525 e6629 e6637
23 5342 4824 4461 3893 3339 2535 957 667 2033 5625 e6629 e6631
24 5332 4798 4461 3854 3308 2520 915 665 2118 5715 e6610 e6621
25 5307 4786 4440 3822 3277 2471 882 690 2239 5780 e6590 e6613
26 5288 4827 4418 3797 3248 2405 834 705 2355 5838 e6582 e6605
27 5273 4808 4394 3758 3215 2353 788 699 2465 5894 e6574 e6595
28 5258 4791 4380 3729 3181 2304 743 705 2588 5949 e6568 e6584
29 5236 4774 4366 3720 --- 2239 709 703 2715 6006 e6566 e6577
30 5212 4764 4350 3683 --- 2170 800 694 2840 6051 e6564 e6566
31 5197 --- 4329 3654 --- 2116 --- 694 --- 6085 e6571 ---
MAX 5698 5182 4745 4322 3688 3148 2066 800 2840 6085 6644 6730
MIN 5197 4764 4329 3654 3181 2116 709 663 716 2962 6110 6566
a 10073.34 10071.56 10069.73 10066.81 10064.70 10059.73 10053.12 10052.56 10063.14 10076.89
b -498 -433 -435 -675 -473 -1065 -1316 -106 +2146 +3245 +486 -5
CAL YR 1997 MAX 6379 MIN 769 b -1648
WTR YR 1998 MAX 6730 MIN 663 b +871
e Estimated.
a Elevation, in feet, at end of month.
b Change in contents, in acre feet.
USGS Water Resources of California
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Last modified: Wed Aug 4 09:40:26 PDT 1999