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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
14194150 SOUTH YAMHILL RIVER AT MCMINNVILLE, OR
LOCATION - Lat 45°12'25", long 123°10'54" referenced to North American Datum of 1983, in SE 1/4 sec.21, T.4 S., R.4 W., Yamhill County, OR, Hydrologic Unit 17090008, on left bank, 0.4 mi downstream from Cozine Creek, 450 ft downstream from Highway 18 McMinnville Spur Bridge, in McMinnville and at mile 5.5.
DRAINAGE AREA - 528 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1994 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 61.70 ft above NAVD of 1988 determined by a GNSS Level II rapid-static survey performed by USGS on Aug. 4, 2022. Prior to Mar. 31, 2021, at location 490 ft upstream at the same datum.
REMARKS - Many small diversions for irrigation upstream from station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 47,100 ft³/s Feb. 9, 1996, gage height, 59.33 ft; minimum discharge, 0.58 ft³/s Sept. 4, 2003.
