LOCATION.--Lat 42° 56'48", long 115° 29'32" (NAD27), in SE1/4 SE1/4 NW1/4 sec.28, T.5 S., R.8 E., Elmore County, Hydrologic Unit 17050101, Hammett quad., on downstream left bank side of U.S. Highway 30 crossing, and 1.6 mi west of Hammett.

DRAINAGE AREA.--110.2 mi², revised.

PERIOD OF RECORD.--April 1985 to September 1987 (discontinued). Records for December 1909 to May 1913 not comparable.

GAGE.--Water-stage recorder. Elevation of gage is 2,490 ft above NGVD of 1929, from topographic map. Mar. 28 1912 to May 31, 1913, staff gage at datum 2,503.1 ft above mean sea level (levels by King Hill Irrigation Co.). Prior to Mar. 28, 1912, several staff gages at different datums.

REMARKS.--Water diverted into basin from King Hill Canal during irrigation season.

EXTREMES FOR PERIOD OF RECORD.--Maximum discharge observed, 550 ft³/s Feb. 16, 1913, gage height, 5.90 ft, site and datum then in use; no flow at times most years.

EXTREMES OUTSIDE PERIOD OF RECORD.--Maximum discharge observed, 700 ft³/s (estimated) Jan. 17, 1971.