USGS Water-Year Summary 2021
13310700 SOUTH FORK SALMON RIVER NEAR KRASSEL RANGER STATION, ID
LOCATION - Lat 44°59'13", long 115°43'30" referenced to North American Datum of 1983, in NE 1/4 SW 1/4 NE 1/4 sec.16, T.19 N., R.6 E., Valley County, ID, Hydrologic Unit 17060208, Teapot Mountain quad., Payette National Forest, on right bank 0.6 mi upstream from Fitsum Creek, 1.4 mi downstream from Krassel Ranger station, 2 mi upstream from mouth of East Fork of South Fork Salmon River, 20 mi east of McCall, and at mile 39.7.
DRAINAGE AREA - 330 mi².
- WSP 1397: 1939.
PERIOD OF RECORD - October 1966 to September 1982, April 1985 to September 1986, February 1989 to current year.
GAGE - Water-stage recorder. Elevation of gage datum is arbitrary.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of May 28, 1948, reached a discharge of 5,200 ft³/s as determined by slope-area measurement, at site 2.3 mi upstream.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 9,710 ft³/s June 4, 2010, gage height, 11.07 ft, from high water mark on gage house; minimum, 24.7 ft³/s Dec. 5, 2018, gage height, 0.92 ft.