LOCATION.--Lat 44° 23'26", long 116° 53'25"(Rev.)(NAD83), in SW1/4 NW1/4 sec.12, T.12 N., R.5 W., Washington County, Mann Creek NW quad., Hydrologic Unit 17050124, on left bank 800 ft downstream from spillway of Mann Creek Dam, 10.5 mi northeast of Weiser, and at mile 11.2.

DRAINAGE AREA.--56.1 mi². Mean elevation, 4,860 ft.

PERIOD OF RECORD.--April 1967 to November 1970 (discontinued). March 1911 to September 1913, July to November 1920, April 1937 to September 1961, published as "Mann Creek near Weiser" (sta 13267000). Records are not equivalent due to diversions between sites.

GAGE.--Water-stage recorder and concrete control. Datum of gage is 2,750.49 ft above mean sea level (levels by U.S. Bureau of Reclamation).

REMARKS.--Mann Creek and Joslyn ditches divert from Mann Creek Reservoir for irrigation of land downstream from gage. Figures of daily discharge do not include water diverted by these canals.

EXTREMES FOR PERIOD OF RECORD.--Maximum daily discharge, 273 ft³/s Apr. 1, 1969; no flow May 5, 6, 1967.