USGS Water-Year Summary 2020
12446150 NORTH FORK SALMON CREEK NEAR CONCONULLY, WA
LOCATION - Lat 48°35'47", long 119°46'22" referenced to North American Datum of 1927, in NW 1/4 NW 1/4 sec.25, T.36 N., R.24 E., Okanogan County, WA, Hydrologic Unit 17020006, Wenatchee National Forest, near center span of bridge on NF-025 road, 0.2 mi downstream of Ray creek, 1.4 mi from Conconully.
DRAINAGE AREA - 36.7 mi².
PERIOD OF RECORD - October 2012 to current year. Fragmentary records 2002-10, in files of the State Department of Ecology.
GAGE - Water-stage recorder. Elevation of gage is 2,867 ft above NGVD of 1988, from topographic map.
EXTREMES OUTSIDE PERIOD OF RECORD - A flood of May 27, 1894 has yet been exceeded, from local residents. Flood of Nov. 1995 reached 10.20 ft, from floodmarks, discharge unknown.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 1,150 ft³/s, May 9, 2018, gage height, 7.16 ft; minimum discharge, .60 ft³/s, Nov. 12, 2015, but may have been lower during ice affected periods.