LOCATION.--Lat 44° 00'26", long 112° 13'27"(Rev.)(NAD83), in NW1/4 SE1/4 sec.21, T.8 N., R.36 E., Jefferson County, Camas quad., Hydrologic Unit 17040214, 0.1 mi west of railroad crossing at Camas, and about 1.4 mi upstream from mouth.

DRAINAGE AREA.--486 mi², revised. Mean elevation, 6,190 ft.

PERIOD OF RECORD.--April 1921 to September 1982 (flood season only 1971-82), April 1984 to September 1985 (no winter record), October 1985 to September 1986, October 1987 to September 1989, October 1989 to September 1991 (no winter records) (discontinued).

GAGE.--Water-stage recorder. Elevation of gage is 4,790 ft above sea level, by barometer. Prior to Dec. 22, 1949, nonrecording gages at nearby sites, at present datum.

REMARKS.--Flow affected by irrigation diversions above Dubois, 14 mi above station, and by heavy channel losses below Dubois. Diversions above station for irrigation of about 5,800 acres (1966 determination).

COOPERATION.--Occasional inspections of recorder by Watermaster of Water District 31.

EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 492 ft³/s May 17, 1984, gage height, 4.56 ft; no flow for long periods each year; no flow for entire water years 1929, 1931-37, 1940, 1963, 1989, 1991.