USGS Water-Year Summary 2024
10351700 Truckee River Near Nixon, NV
LOCATION - Lat 39°46'38.54", long 119°20'15.08" referenced to North American Datum of 1983, in SW 1/4 NW 1/4 sec.18, T.22 N., R.24 E., Washoe County, NV, Hydrologic Unit 16050103, in Pyramid Lake Indian Reservation, on left bank, 1.0 mi upstream from Numana Dam, 4 mi south of Nixon, and at mi 9.42 upstream from Marble Bluff Dam.
DRAINAGE AREA - 1,827 mi².
REVISIONS HISTORY - WDR NV-83-1: 1980 (monthly runoff).
SURFACE-WATER RECORDS
PERIOD OF RECORD - Oct. 1957 to current year. Records kept by Federal Court Watermaster Apr. to Jun. 1926, May 1928 to Sep. 1957 at site 1.0 mi downstream (Truckee River below Pyramid Dam, near Nixon, NV) not equivalent, but would be equivalent by adding flow of Indian Canal, both of which are available in files of Federal Court Watermaster. Currently, these records are kept only at times of diversion to the canal. At other times, the records are equivalent.
GAGE - Water-stage recorder. Elevation of gage is 3,940 ft above National Geodetic Vertical Datum of 1929, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 21,200 ft³/s, Jan. 3, 1997, gage height, 15.28 ft; minimum daily, 3.3 ft³/s, Jul. 9, 1991.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 1960 to current year.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: May 1980 to Sep. 1983; Aug. 1993 to current year.
WATER TEMPERATURE: May 1980 to Sep. 1983, Jul. 1988 to current year.
INSTRUMENTATION - Specific conductance recorder, Aug. 1993 to current year, four times per hour. Water temperature recorder, Jul. 1988 to Aug. 1992, hourly; Sep. 1992 to current year, four times per hour.
EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Maximum daily, 1,350 microsiemens/cm at 25°C, Oct. 31, Nov. 1, 1994; minimum daily, 74 microsiemens/cm at 25°C, Apr. 12, 1983.
WATER TEMPERATURE: Maximum daily, 30.0°C, Jul. 10, 1991; minimum daily, freezing point on many days during winter months of most years.