USGS Water-Year Summary 2024
13348000 SOUTH FORK PALOUSE RIVER AT PULLMAN, WA
LOCATION - Lat 46°43'57", long 117°10'48" referenced to North American Datum of 1927, in NE 1/4 NE 1/4 sec.06, T.14 N., R.45 E., Whitman County, WA, Hydrologic Unit 17060108, on left bank at State Street crossing in Pullman, 600 ft upstream from Missouri Flat Creek, and at mile 22.2.
DRAINAGE AREA - 132 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - February 1934 to September 1942, December 1959 to September 1981, May 2001 to current year. Chemical analyses water years 1974, 1978 to June 1980.
GAGE - Water-stage recorder and concrete control. Datum of gage is 2,326.3 ft above NGVD of 1929 and 2,329.72 ft above NAVD of 1988. Prior to Mar. 19, 1934, nonrecording gage at site 30 ft upstream.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage known since 1910, 9.5 ft, Feb. 26, 1948, discharge, 5,000 ft³/s. Flood of Jan. 24, 1959, reached a stage of 6.5 ft, from floodmarks, discharge, 1,860 ft³/s. Flood of Dec. 22, 1933, reached a stage of 6.0 ft, from gage readings furnished by Washington State University, discharge, 1,800 ft³/s.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 4,570 ft³/s, Jan. 21, 1972, gage height, 9.46 ft; minimum discharge, no flow part of each day July 14 and Aug. 3, 2007,and Dec. 7,8, 2013, Feb. 7, 2014 (result of freeze-up).