USGS Water-Year Summary 2021
09512450 AGUA FRIA RIVER NEAR HUMBOLDT, AZ
LOCATION - Lat 34°29'07", long 112°14'15" referenced to North American Datum of 1983, in SW 1/4 NW 1/4 sec.22, T.16 N., R.1 E., Yavapai County, AZ, Hydrologic Unit 15070102, Located 2.7 miles south of the junction of Highways 169 and 61 in the town of Dewey, 0.9 miles east of Highway 61, off a gravel road, and 0.9 miles southeast of Humbolt. Arizona, Mayer Quadrangle (7.5 minute topographic map). Elevation of gage is 4400 feet, from topographic map.
DRAINAGE AREA - 175 mi².
PERIOD OF RECORD - Jan. 2000 to current year.
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is 4,400 ft above sea level, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 11,900 ft³/s, based on an extension of the rating curve, Sept. 8, 2002, gage height 15.18 ft; minimum daily discharge, no flow for many days.