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Water-Year Summary for Site 12413860

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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)  

Water year 2018: 2017-10-01 to 2018-09-30
 

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USGS Water-Year Summary 2018
12413860 COEUR D'ALENE RIVER NEAR HARRISON, ID
LOCATION - Lat 47°28'43", long 116°43'59" referenced to North American Datum of 1983, in NE 1/4 SW 1/4 NW 1/4 sec.28, T.48 N., R.3 W., Kootenai County, ID, Hydrologic Unit 17010303, Black Lake quad., on left bank on downstream side of Springston Bridge, 2.5 mi upstream from Coeur d'Alene Lake, 3.0 mi northeast of Harrison, and at mile 134.6.
DRAINAGE AREA - 1,453 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - January 1991 to September 2003 (mean daily gage heights and discharge measurements only), March 2004 to September 2009 (discharge and mean daily gage heights), Oct 2009 to current year (discharge only).
REVISED RECORDS - WDR-US-2010: Drainage area.
GAGE - Water-stage recorder, crest-stage gage and acoustic Doppler velocity meter. Datum of gage is 2,100.00 ft above NGVD of 1929. Add 2,103.71 ft to gage height values to obtain water surface elevations referenced to NAVD of 1988.
REMARKS - Elevations affected by backwater from Coeur d'Alene Lake.
  • Water Year 2014: Records fair except for period Feb. 6-12, records poor.
  • Water Year 2015: Records fair except for period Jun. 7 to Sept. 30, records poor.
  • EXTREMES FOR PERIOD OF RECORD - Maximum daily discharge, 27,300 ft³/s May 21, 2008; maximum gage height, 33.59 ft, May 18, 19, 1997; minimum daily discharge, 161 ft³/s Aug. 14, 2015; minimum gage height, 17.99 ft, Jan. 9, 10, 2001.