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Water-Year Summary for Site 12488500

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  
00065 Gage height(Mean)  

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

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USGS Water-Year Summary 2023
12488500 AMERICAN RIVER NEAR NILE, WA
LOCATION - Lat 46°58'40", long 121°10'03" referenced to North American Datum of 1927, in SE 1/4 NW 1/4 sec.12, T.17 N., R.13 E., Yakima County, WA, Hydrologic Unit 17030002, Snoqualmie National Forest, on right bank 300 ft upstream from Bumping Lake Road bridge, 4.9 mi downstream from Hall Creek, 16.0 mi northwest of Nile, and at mile 0.5.
DRAINAGE AREA - 78.9 mi².
REVISIONS HISTORY - WSP 982: 1940-42. WSP 1216: Drainage area. WSP 1286: 1911. WDR WA-06-1: 1945-1950, 1956, 1966-1976, 1978, 1980-1986, 1991, 1996, 1999 (M).
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 1909 to March 1912, July to September 1913, June to September 1914, June to September 1915, October 1939 to current year. Monthly discharge only for period 1909 to 1915, published in WSP 1316.
GAGE - Water-stage recorder. Datum of gage is 2,700.00 ft above NGVD of 1929 (Washington State Highway Department benchmark). Prior to Sept. 12, 1915, nonrecording gage at site 300 ft downstream at different datum. Oct. 12 to Dec. 7, 1939, nonrecording gage at present site and datum.
REMARKS - No regulation or diversion. U.S. Geological Survey satellite telemeter at station. 
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 6,280 ft³/s, revised, Dec. 26, 1980, gage height, 77.99 ft, from rating curve extended above 2,500 ft³/s; minimum discharge, 15 ft³/s, Jan. 5, 2004, but may have been lower during period of ice effect that day.
WATER-QUALITY RECORDS
PERIOD OF RECORD - October 1962 to September 1964 (Chemical analyses).
PERIOD OF DAILY RECORD - WATER TEMPERATURE: October 1968 to May 1971, November 2005 to December 2006.
INSTRUMENTATION - Temperature recorder October 1968 to May 1971, November 2005 to December 2006.
REMARKS - Temperature records are fair.
EXTREMES FOR PERIOD OF RECORD - WATER TEMPERATURE: Maximum, 16.3 °C, July 23, 2006; minimum, 0.0°C on many days during winter periods.