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Water-Year Summary for Site 13258500

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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.
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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 44°34'46", long 116°38'36" referenced to North American Datum of 1983, in SW 1/4 SW 1/4 NE 1/4 sec.01, T.14 N., R.3 W., Washington County, ID, Hydrologic Unit 17050124, Cambridge quad., on left bank 0.2 mi downstream from new road bridge, 2.2 mi northeast of Cambridge, 2.5 mi upstream from Rush Creek, and at mile 48.6.
DRAINAGE AREA - 597 mi².
PERIOD OF RECORD - March 1939 to current year.
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage datum is arbitrary. Prior to Apr. 23, 1939, non recording gage at site 665 ft upstream at different datum. Apr. 23, 1939 to Dec. 21, 1955 at site 665 ft upstream at different datum. Dec. 22, 1955 to Aug. 28, 1956, non recording gage at Highway 95 bridge 2.3 mi downstream at different datum. Aug. 29, 1956 to Aug. 19, 1966, at site 900 ft upstream at datum of 2,652.00 ft; Aug. 20, 1966 to July 7, 1977 at site 900 ft upstream at datum of 2,650.00 ft; July 8, 1977 to June 6, 2001 at site 900 ft upstream at datum of 2,647.00 ft.
REMARKS - Flow regulated to some extent by Lost Valley Reservoir about 57 mi upstream, capacity reported to be 11,000 acre-ft, and other smaller reservoirs. Diversions above station for irrigation of about 12,200 acres (1966 determination).
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 22,800 ft³/s Jan. 1, 1997, on basis of slope-area measurement; minimum, 7.1 ft³/s Aug. 21-24, 1977, gage height, 2.23 ft, site and datum then in use.