PROVISIONAL DATA SUBJECT TO REVISION

LOCATION.--Lat 43° 15'46", long 112° 02'52" (NAD83), in NW1/4 SW1/4 NE1/4 sec.7, 
   T.2 S., R.38 E., Bingham County, Hydrologic Unit 17040207, Goshen quad., 
   on right bank 1.2 mi downstream from Wolverine Creek, 8.5 mi southeast of 
   Shelley, and at mile 30.5.

DRAINAGE AREA.--909 mi2.

PERIOD OF RECORD.--July 1909 to November 1926, May 1927 to September 1950 
   (irrigation seasons only, monthly means, furnished by the Office of Indian 
   Affairs), August 1975 to current year.

GAGE.--Elevation of gage is 4,650 ft above NGVD of 1929, from topographic map. 
   Prior to Aug. 19, 1975, at nearby site at different datum.

REMARKS.--Flow regulated by Blackfoot Reservoir (sta 13065000) 38.5 mi upstream. 
   Water diverted from reservoir and several other diversions upstream for irrigation. 
   Water diverted at times from Grays Lake near Wayan (Willow Creek basin).

EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 3,220 ft3/s May 16, 1987, 
   gage height, 9.10 ft, from flash flood; maximum gage height, 19.97 ft, Nov. 29, 1975, 
   backwater from ice; minimum observed, 15 ft3/s Jan. 23, 1919, gage height, 2.83 ft, 
   site and datum then in use.

Current shift-adjusted rating in tab-separated format.
These are updated daily and can change often! If you use these ratings it is important that you update often so that you have the most current version.
What is a shift-adjusted rating?

Station operated in cooperation with Idaho Department of Water Resources and Bureau of Indian Affairs.