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Water-Year Summary for Site 11428300

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2020: 2019-10-01 to 2020-09-30

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USGS Water-Year Summary 2020
11428300 Buck-Loon Tunnel near Meeks Bay, CA
LOCATION - Lat 39°00'17", long 120°15'21" referenced to North American Datum of 1927, in SE 1/4 NW 1/4 sec.06, T.13 N., R.16 E., El Dorado County, CA, Hydrologic Unit 18020128, Eldorado National Forest, on right bank, at tunnel intake near left abutment of diversion dam, and 7.4 mi southwest of Meeks Bay.
PERIOD OF RECORD - November 1963 to September 2015 (discontinued).
GAGE - Water-stage recorder. Datum of gage is 6,425.0 ft above NGVD of 1929 (levels by Sacramento Municipal Utility District).
COOPERATION - Records were collected by Sacramento Municipal Utility District, under general supervision of the U.S. Geological Survey, in connection with Federal Energy Regulatory Commission project no. 2101.
REMARKS - Tunnel diverts water from Buck Island Lake and discharges into Loon Lake (station 11429350). Buck Island Lake receives water from Rubicon River via Rubicon-Rockbound Tunnel (station 11427940). Gates are closed at the tunnel entrance during the summer to raise the level of Buck Island Lake for recreational purposes. See schematic diagram of Middle Fork American and Rubicon River Basins available from the California Water Science Center.