USGS Water-Year Summary 2023
11433930 Mormon Ravine near Newcastle, CA
LOCATION - Lat 38°50'12", long 121°05'36" referenced to North American Datum of 1927, in SE 1/4 NW 1/4 sec.04, T.11 N., R.8 E., Placer County, CA, Hydrologic Unit 18020128, on right bank, 200 ft upstream from Folsom Lake, 700 ft upstream of Newcastle Powerplant, and 3.3 mi southeast of Newcastle.
DRAINAGE AREA - 3.84 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1989 to current year (low-flow records only). Prior to 2007, published as station number 11425418.
GAGE - Water-stage recorder and V-notch sharp-crested weir. Elevation of gage is 500 ft above NGVD of 1929, from topographic map.
COOPERATION - Records were collected by Pacific Gas and Electric Co., under general supervision of the U.S. Geological Survey, in connection with Federal Energy Regulatory Commission project no. 2310.