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Water-Year Summary for Site 13213100

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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
00010 Temperature, water(Min.,Max.,Mean)  
00060 Discharge(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30

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USGS Water-Year Summary 2023
LOCATION - Lat 43°52'34", long 116°58'57" referenced to North American Datum of 1983, in NW 1/4 SW 1/4 NE 1/4 sec.07, T.6 N., R.5 W., Canyon County, ID, Hydrologic Unit 17050115, Nyssa quad., on right bank 300 ft upstream from U.S. Highway 20-26 bridge at Nyssa, Oregon, 2.3 mi downstream from Boise River, and at mile 385.2.
DRAINAGE AREA - 58,700 mi².
PERIOD OF RECORD - November 1974 to September 1986, February 1989 to current year.
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage datum is arbitrary. Prior to 1989, station located on left bank in Oregon, at same datum.
REMARKS - Flow regulated by many reservoirs above station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 57,900 ft³/s Apr. 19, 1984, gage height, 13.34 ft; minimum, 4,110 ft³/s June 7, 1992, gage height, 4.32 ft.
PERIOD OF RECORD - Continuous water temperature data were collected from April 1989 to September 1990, October 1992 to September 1993, April 1996 to September 1997, June to September 1998, April to September 2000, August 2004 to October 2015 (discontinued).
REMARKS - Numerical uncertainty is not currently computed for time-series water-quality records but qualitative ratings are provided based on professional judgment.
  • Water Year 2014: Records good.
  • Water Year 2015: Records good except for periods Apr. 25 to May 5 and July 6-11, records fair. Period May 6 to July 5, records poor.