USGS Water-Year Summary 2019
12447383 METHOW RIVER ABOVE GOAT CREEK, NEAR MAZAMA, WA
LOCATION - Lat 48°34'27.3", long 120°23'09.1" referenced to North American Datum of 1983, in NE 1/4 SE 1/4 sec.31, T.36 N., R.20 E., Okanogan County, WA, Hydrologic Unit 17020008, on right bank, 0.6 mi upstream from Goat Creek, and 1.5 mi southeast of Mazama, and at mile 63.8.
DRAINAGE AREA - 373 mi².
PERIOD OF RECORD - April 1991 to current year.
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is 2,040 ft above NGVD of 1929, from topographic map. Crest-stage gage since September 1992.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 9,440 ft³/s, June 17, 1999, gage height, 20.56 ft; no flow for many days during most years.