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Water-Year Summary for Site 12020000

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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.
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  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  
00065 Gage height(Mean) [NAVD 1988, Starting 5/8/2018]  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
12020000 CHEHALIS RIVER NEAR DOTY, WA
LOCATION - Lat 46°37'03", long 123°16'35" referenced to North American Datum of 1927, in NE 1/4 NW 1/4 sec.14, T.13 N., R.5 W., Lewis County, WA, Hydrologic Unit 17100103, on right bank 1.3 mi south of Doty, 1.6 mi upstream from Elk Creek, 3.4 mi north of Pe Ell, and at mile 101.8.
DRAINAGE AREA - 113 mi².
REVISIONS HISTORY - WSP 1316: 1943(M). WSP 1446: 1946(M). WDR-WA-72-1: 1945(M). WDR-US-2013: 2007 Daily discharges and totals.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1939 to current year.
GAGE - Water-stage recorder and crest-stage gage.  Datum of gage is NAVD of 1988 (USGS differential survey). Prior to May 8, 2018, water-stage recorder at present site at datum of gage is 301.1 ft above NGVD of 1929 (river-profile survey). Prior to Oct. 1, 1961, nonrecording gage and crest-stage gage at site 50 ft upstream at datum 1 ft higher than current datum. Oct. 1, 1961 to Sept. 15, 1995, water-stage recorder at site 150 ft upstream at datum 1 ft higher than current datum. Sept. 16, 1995 to Sept. 22, 1999, at same site at datum 1 ft higher than current datum.
REMARKS - No regulation upstream from station. U.S. Geological Survey satellite telemeter at station. Chemical analysis July 1959 to September 1970, sediment records October 1961 to December 1964 (partial-record station). 
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 63,100 ft³/s, Dec. 3, 2007, gage height, 31.36 ft, from rating curve extended above 8,000 ft³/s based on slope-area measurement; minimum discharge, 14 ft³/s, Aug. 27, 2015.