USGS Water-Year Summary 2023
11292615 Middle Fork Stanislaus River Low Flow Release below Donnell Lake, CA
LOCATION - Lat 38°19'50", long 119°57'36" referenced to North American Datum of 1927, Tuolumne County, CA, Hydrologic Unit 18040010, unsurveyed, in Stanislaus National Forest, housing for readout and penstock located 300 ft below crest, at center of Donnell Dam, 1.2 mi downstream from Niagara Creek, and 6.9 mi west of Dardanelle.
DRAINAGE AREA - 230 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 2007 to current year.
GAGE - Acoustic-velocity meter. Elevation of gage is 4,640 ft above NGVD of 1929, from topographic map.
COOPERATION - Records were provided by Oakdale and South San Joaquin Irrigation District, under general supervision of the U.S. Geological Survey, in connection with Federal Energy Regulatory Commission project no. 2005.