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Water-Year Summary for Site 12025000

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Available Parameters
00060 Discharge(Mean)  

Water year 2019: 2019-10-01 to 2020-09-30
 

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USGS Water-Year Summary 2019
12025000 NEWAUKUM RIVER NEAR CHEHALIS, WA
LOCATION - Lat 46°37'13", long 122°56'38" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 sec.09, T.13 N., R.2 W., Lewis County, WA, Hydrologic Unit 17100103, on left bank 75 ft downstream from bridge, 3.0 mi southeast of Chehalis, and at mile 4.1.
DRAINAGE AREA - 155 mi².
REVISIONS HISTORY - WSP 1012: 1943. WSP 1316: 1929-30(M), 1960(M). WSP 1716: Drainage area. WSP 1932: 1931(M), 1945-49, 1954(M), 1956(P), 1958(M), 1959-60.
SURFACE-WATER RECORDS
PERIOD OF RECORD - March 1929 to September 1931, July 1942 to September 1981, October 1982 to current year.
GAGE - Water-stage recorder. Elevation of gage is NAVD of 1988. Prior to May 8, 2018, gage at present site and at datum 190 ft above NGVD of 1929 (from topographic map).
REMARKS - No regulation. The City of Chehalis diverts water from the N.F. Newaukum River upstream of the station for municipal use. Some diversion for irrgation upstream from station during summer months. U.S. Geological Survey satellite telemeter at station.
  • Water Year 2014: Records good, except estimated daily discharges, and discharges above 5,000 ft³/s, which are fair. During the 2014 water year the City of Chehalis diverted an average of 2.87 ft³/s from the N. F. Newaukum River upstream of the station for municipal use.
  • Water Year 2015: No estimated daily discharges. Records good, except discharges above 5,000 ft³/s, which are fair. During the 2015 water year the City of Chehalis diverted an average of 2.68 ft³/s from the N. F. Newaukum River upstream of the station for municipal use.
  • Water Year 2016: No estimated daily discharges. Records good, except discharges above 5,000 ft³/s, which are fair. During the 2016 water year the City of Chehalis diverted an average of 2.81 ft³/s from the N. F. Newaukum River upstream of the station for municipal use.
  • Water Year 2017: Records good, except discharges above 5,000 ft³/s and estimated discharges, which are fair. During the 2017 water year the City of Chehalis diverted an average of 2.76 ft³/s from the N. F. Newaukum River upstream of the station for municipal use.
  • Water Year 2018: Records good, except discharges above 5,000 ft³/s, which are fair. During the 2018 water year the City of Chehalis diverted an average of 2.58 ft³/s from the N. F. Newaukum River upstream of the station for municipal use.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 13,300 ft³/s, Feb. 8, 1996, gage height, 13.54 ft, from outside high-water mark; maximum gage height, 13.62 ft, Dec. 9, 1953; minimum discharge, 12 ft³/s, Sept. 13, 14, 1949, Aug. 29, 1967.