USGS Water-Year Summary 2023
11416580 Rock Lake near Graniteville, CA
LOCATION - Lat 39°25'49", long 120°37'02" referenced to North American Datum of 1927, in NE 1/4 NW 1/4 sec.15, T.18 N., R.12 E., Nevada County, CA, Hydrologic Unit 18020125, in Tahoe National Forest, on outlet structure on Rock Lake Dam on Texas Creek, and 6.6 mi east of Graniteville.
DRAINAGE AREA - 0.23 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1999 to current year. Unpublished records for water years 1966-99 available in the files of the U.S. Geological Survey.
GAGE - Water-stage recorder since June 2016. Elevation of gage is 6,710 ft above NGVD of 1929, from topographic map. October 1999 to May 2016, nonrecording gage at same site and datum. Unpublished records for water years 1966-99 available in the files of the U.S. Geological Survey.
COOPERATION - Records were collected by Pacific Gas and Electric Company, under general supervision of the U.S. Geological Survey, in connection with Federal Energy Regulatory Commission project no. 2310.