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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.
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USGS Water-Year Summary 2024
12039005 HUMPTULIPS RIVER BELOW HIGHWAY 101, NEAR HUMPTULIPS, WA
LOCATION - Lat 47°13'54", long 123°58'22" referenced to North American Datum of 1927, in SE 1/4 SW 1/4 sec.07, T.22 N., R.10 W., Grays Harbor County, WA, Hydrologic Unit 17100105, on right bank at site of former bridge 0.6 mi downstream of Highway 101, 0.5 mi west of Humptulips, and at mile 22.9.
DRAINAGE AREA - 132 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 1933 to January 1935, July 1942 to September 1979, July 2002 to 2019, and October 2019 to current year (seasonal records). Published as "Humptulips River near Humptulips" (12039000) May 1933 to January 1935 and July 1942 to September 1979.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 90.00 ft above NGVD of 1929. May 1933 to Jan. 1935 and July 1942 to Sept. 1979, at site 1.0 mi upstream at different datum.
REMARKS - No regulation or diversion upstream of station. U.S. Geological Survey satellite telemeter at station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 41,600 ft³/s, Nov. 6, 2006, gage height, 25.87 ft estimated from rating curve extended above 37,500 ft³/s; minimum discharge observed, 82 ft³/s, Sept. 11, 1944.
