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USGS Water-Year Summary 2024
09397300 LITTLE COLORADO RIVER NEAR JOSEPH CITY, AZ
LOCATION - Lat 34°54'04", long 110°15'17" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 sec.06, T.17 N., R.20 E., Navajo County, AZ, Hydrologic Unit 15020008, on left bank just upstream from diversion dam, 5.4 mi west of Holbrook, 5.7 mi southeast of Joseph City, and 8.5 mi downstream from Puerco River.
DRAINAGE AREA - 12,384 mi² of which 339 mi² probably is noncontributing.
REVISIONS HISTORY - WDR AZ-88-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 1973 to Sept. 2015 (daily discharge only for those days on which instantaneous discharge exceeds 500 ft³/s). October 2016 to current year all discharge values are published.
GAGE -
Water-stage recorder, crest-stage gage, and concrete diversion dam. Datum of gage is 5032.072 ft above NAVD of 1988.
From Oct. 1, 1990, to Mar. 19, 1993, on right bank at same datum.
REMARKS - Records fair, except for estimated daily discharge which is poor. Diversions above station for irrigation of about 23,000 acres, diversions at dam on right bank of most low flows for irrigation of about 1,500 acres in vicinity of Joseph City. Some regulation by reservoirs; combined capacity of principal reservoirs, about 91,400 acre-ft.
EXTREMES OUTSIDE PERIOD OF RECORD - A discharge of 60,000 ft³/s was determined for peak of Sept. 19, 1923, at Holbrook (see prior records for sta 09397000, Little Colorado River at Holbrook, for this peak and other peaks 1905-6, 1949-73).
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 25,400 ft³/s Dec. 19, 1978, gage height, 7.64 ft, from rating curve extended above 7,400 ft³/s on basis of slope-area measurement at gage height 6.82 ft.
