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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
12449950 METHOW RIVER NEAR PATEROS, WA
LOCATION - Lat 48°04'39", long 119°59'02" referenced to North American Datum of 1927, in SE 1/4 SW 1/4 sec.20, T.30 N., R.23 E., Okanogan County, WA, Hydrologic Unit 17020008, on right bank 1.4 mi downstream from Black Canyon Creek, 4.3 mi northwest of Pateros, and at mile 6.7.
DRAINAGE AREA - 1,772 mi².
REVISIONS HISTORY - WSP 1933: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 1959 to current year.
Water temperature October 1968 to October 1970.
GAGE -
Water-stage recorder. Elevation of gage is 900 ft above NGVD of 1929 (from topographic map), and datum of gage is 911.213 ft above NAVD of 1988 (from GNSS survey.) Prior to Dec. 17, 1964, nonrecording gage at same site and datum.
REMARKS - Diversions for irrigation of about 11,000 acres upstream from station (1959 Bureau of Reclamation land classification). U.S. Geological Survey satellite telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum discharge since 1894, 46,700 ft³/s, May 29, 1948, determined by slope-area measurement of peak flow at site 1 mi downstream.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 28,800 ft³/s, May 31, 1972, gage height, 12.25 ft; minimum daily discharge, 150 ft³/s, Jan. 8-10, 1974, result of freezeup.
