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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
12080010 DESCHUTES RIVER AT E STREET BRIDGE, AT TUMWATER, WA
LOCATION - Lat 47°00'43", long 122°54'07" referenced to North American Datum of 1927, in NW 1/4 T.18 N., R.2 W., Thurston County, WA, Hydrologic Unit 17110016, Land Grant parcel 60, on left bank at "E" Street bridge, 0.2 mi upstream from Capitol Boulevard, and at mile 2.4.
DRAINAGE AREA - 162 mi².
REVISIONS HISTORY - WDR WA-96-1: 1991(P), 1992(P).
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 1945 to November 1954, water years 1955-57 (annual maximum), June 1957 to June 1964, published as "12080000 Deschutes River near Olympia", water years 1971-72, 1975, 1977-90 (discharge measurements only), October 1990 to current year.
GAGE - Water-stage recorder. Datum of gage is 62.01 ft above NGVD of 1929. April 1945 to Nov. 1954, water-stage recorder, Nov. 1954 to June 1957, crest-stage gage, June 1957 to June 1964, water-stage recorder, at site 1 mi upstream, at different datum.
REMARKS - Records good, except for estimated daily discharges and discharges above 2,000 ft³/s, which are fair. Some small diversions for irrigation and domestic use upstream from station. No regulation. U.S. Geological Survey satellite telemeter at station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 8,600 ft³/s, Feb. 9, 1996, gage height, 34.17 ft, on basis of slope-area measurement of peak flow; minimum discharge, 44 ft³/s, Sept. 11-14, 2006.
