Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

Water-Year Summary for Site 13249500

Click to hide Water-Year Summary instructions and information
  • 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 2022: 2022-10-01 to 2023-09-30

Print this page
USGS Water-Year Summary 2022
LOCATION - Lat 43°55'50", long 116°26'34" referenced to North American Datum of 1983, in SW 1/4 NE 1/4 sec.22, T.7 N., R.1 W., Gem County, ID, Hydrologic Unit 17050122, Northeast Emmett quad., on right bank, 0.3 mi downstream from Black Canyon Dam, 5 mi northeast of Emmett, and at mile 38.4.
DRAINAGE AREA - 2,730 mi².
REVISIONS HISTORY - WSP 1153: 1946(m), 1948(m). WDR-US-2010: Drainage area.
PERIOD OF RECORD - June 1925 to current year.
GAGE - Water-stage recorder. Datum of gage is 2,400.32 ft above NGVD of 1929 (levels by U.S Bureau of Reclamation).
REMARKS - Flow regulated by Deadwood Reservoir beginning November 1930, Cascade Reservoir beginning November 1947, other smaller reservoirs, and by Black Canyon Dam 0.3 mi upstream, where flow is regulated by diversion and gate operation at the dam. Diversions above station for irrigation of about 160,000 acres, of which about 43,700 acres are below station and about 53,000 acres are in adjacent basins (1966 determination).
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 32,700 ft³/s Dec. 23, 1964, gage height, 15.88 ft; minimum daily, 0.70 ft³/s Jan. 7, 1957, gage height, -1.49 ft, when gates in dam were closed.