USGS Water-Year Summary 2022
09502800 WILLIAMSON VALLEY WASH NEAR PAULDEN, AZ
LOCATION - Lat 34°52'00", long 112°36'45" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 sec.07, T.17 N., R.3 W., Yavapai County, AZ, Hydrologic Unit 15060201, Sullivan Buttes, Az. 71/2-minute topographic map, on left bank 3.6 mi north of Simmons and 8.5 mi west of Paulden.
DRAINAGE AREA - 255 mi².
REVISIONS HISTORY - WSP 1119: 1939(M). WSP 1213: 1914, 1916(M), 1918(M), 1919, 1920(M), 1922-23(M), WDR AZ-90-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Mar. 1965 to Sept. 1985: Aug. 2001 to current year.
GAGE - Water-stage recorder. Datum of gage is 4,455 ft above National Geodetic Vertical Datum of 1929. Prior to Oct. 1, 1970, at datum 1.00 ft higher. Datum of 4,447 ft published in WRD Ariz. 1971-76 was in error.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 14,800 ft³/s Sept. 23, 1983, gage height, 9.96 ft from rating curve extended above 2,200 ft³/s on basis of slope-area measurements at gage heights 6.38 ft, 8.22 ft, 8.93 ft, and 9.96 ft; no flow at times in most years.