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Water-Year Summary for Site 13316500

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  

Water year 2020: 2019-10-01 to 2020-09-30

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USGS Water-Year Summary 2020
LOCATION - Lat 45°24'47", long 116°19'31" referenced to North American Datum of 1983, in SE 1/4 SW 1/4 sec.15, T.24 N., R.1 E., Idaho County, ID, Hydrologic Unit 17060210, Riggins quad., on right bank 14 ft upstream from road bridge, at mile 0.5, and 0.8 mi southwest of Riggins.
DRAINAGE AREA - 576 mi².
PERIOD OF RECORD - February 1951 to February 1955, September 1956 to current year.
GAGE - Water-stage recorder. Elevation of gage datum is arbitrary.

EXTREMES OUTSIDE PERIOD OF RECORD - Flood about June 1, 1948, reached a discharge of 9,200 ft³/s, determined by slope-area measurement.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 12,600 ft³/s June 17, 1974, gage height, 11.05 ft, from floodmark; maximum gage height, 12.39 ft, June 13, 1953, site and datum then in use; minimum, 54 ft³/s Dec. 21, 1990, gage height, 2.71 ft.