USGS Water-Year Summary 2020
10323425 Humboldt River At Old U.S. 40 Bridge, At Dunphy, NV
LOCATION - Lat 40°42'20", long 116°31'48" referenced to North American Datum of 1927, in SE 1/4 NW 1/4 sec.26, T.33 N., R.48 E., Eureka County, NV, Hydrologic Unit 16040105, Gage is on the right bank downstream of the old US 40 bridge.
DRAINAGE AREA - 7,470 mi².
- WDR NV-00-1: Drainage area. Elevation of gage from beginning of record to 10/17/2017 was 4630 ft and was revised on 10/17/2017, based on single-base OPUS-S level 3 survey.
PERIOD OF RECORD - Feb. 1991 to current year.
GAGE - Water-stage recorder. Elevation of gage is 4619.9 ft above NAVD88 from Global Navigation Satellite System survey quality level 3.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood Feb. 12, 1962, maximum discharge 7,620 ft³/s, computed by slope-area and culvert computations of peak flow.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 6,590 ft³/s, Apr. 9, 2006, gage height, 9.38 ft; maximum gage height, 9.75 ft, Feb. 13, 2017; minimum daily, 1.6 ft³/s, Aug. 13, 1992.