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Water-Year Summary for Site 12457000

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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 2019: 2018-10-01 to 2019-09-30

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USGS Water-Year Summary 2019
LOCATION - Lat 47°45'47", long 120°39'54" referenced to North American Datum of 1927, in NE 1/4 SW 1/4 sec.12, T.26 N., R.17 E., Chelan County, WA, Hydrologic Unit 17020011, on left bank 300 ft downstream from county road bridge at Plain, 0.3 mi downstream from Beaver Creek, 2.2 mi downstream from Chiwawa River, 11.3 mi north of Leavenworth, and at mile 46.2.
DRAINAGE AREA - 591 mi².
REVISIONS HISTORY - WSP 482: 1911-14. WSP 1316: 1914(M), 1916(M), 1919(M), 1921-23(M), 1927(M).
PERIOD OF RECORD - August 1904 to November 1910 estimates of monthly mean discharges are published in Washington State Water-Supply Bulletin No. 5, December 1910 to September 1950 (monthly discharges only for some periods, published in WSP 1316), October 1950 to September 1979, October 1989 to current year. Published as "near Leavenworth" 1911-31.
GAGE - Water-stage recorder. Elevation of gage is 1,805 ft above NGVD of 1929, from river-profile map. Prior to Jan. 8, 1932, nonrecording gages at site 0.2 mi downstream at different datum.
REMARKS - Wenatchee Park Land and Irrigation Company diverts water from the Chiwawa River, upstream from the station for irrigation of 1,400 acres near Plain. Natural regulation by Wenatchee Lake 8.0 mi upstream. U.S. Geological Survey satellite telemeter at station.
  • Water Years 2014 to 2017: Records good except for estimated daily discharges, which are fair.
  • Water Year  2018: No estimated daily discharges, records good.
  • Water Year  2019: No estimated discharges, records good.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 36,100 ft³/s, Nov. 30, 1995, gage height, 14.97 ft; minimum discharge, 159 ft³/s, Nov. 4, 2002, gage height, 1.12 ft.