LOCATION.--Lat 42° 33'25", long 115° 30'35"(NAD27), in SW1/4 NW1/4 sec.15, T.10 S., R.8 E., Owyhee County, Winter Camp quad., Hydrologic Unit 17050102, at Winter Camp Ranch, at mile 10, and 20 mi southeast of Hot Spring.

DRAINAGE AREA.--620 mi², approximately.

PERIOD OF RECORD.--August 1910 to November 1914, February to April 1915, December 1948 to September 1971 (discontinued).

GAGE.--Water-stage recorder. Datum of gage is 3,864.8 ft. Prior to Dec. 10, 1948, nonrecording gage at approximately present (1972) site at different datum. Dec. 10, 1948 to Nov. 18, 1964, water-stage recorder at site 50 ft upstream at datum 0.1 ft lower.

REMARKS.--Diversions above station for irrigation of about 6,450 acres (1966 determination). Water diverted from Deadwood Creek, a tributary of East Fork, to Cedar Creek Reservoir in Salmon Falls Creek basin for irrigation.

EXTREMES FOR PERIOD OF RECORD.--Maximum discharge recorded, 619 ft³/s June 8, 1963; maximum gage height observed, 10.8 ft, Mar. 8, 1911, from ice jam, datum then in use; no flow for long periods during irrigation seasons some years.

EXTREMES OUTSIDE PERIOD OF RECORD.--Maximum stage known, 16.9 ft, from floodmark, during spring 1910, datum then in use.