USGS Water-Year Summary 2020
10297000 Topaz Lake Near Topaz, CA
LOCATION - Lat 38°41'35.64", long 119°31'13.11" referenced to North American Datum of 1983, in NW 1/4 NE 1/4 sec.33, T.10 N., R.22 E., Douglas County, NV, Hydrologic Unit 16050302, at boat ramp of Topaz Lake County Park on West Walker River, and 5.5 mi north of Topaz.
PERIOD OF RECORD - Dec. 1921 to Sep. 1931 (monthly contents only published in WSP 1734), Oct. 1931 to current year.
GAGE - Water-stage recorder. Datum of gage 4,900 ft. above Walker River Irrigation District (WRID) local datum. Prior to Oct. 01, 1978, datum was National Geodetic Vertical Datum of 1929 and was 4.62 ft lower than WRID local datum.