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LOCATION.--Lat 43° 00'05", long 111° 43'45" (NAD27), in SE1/4 NE1/4 sec.11, T.5 S., R.40 E., Caribou County, Meadow Creek Mountain quad., Hydrologic Unit 17040207, on left bank 200 ft downstream from bridge (at Rockford crossing), 1 mi downstream from Blackfoot (Marsh) Dam, and 12 mi northwest of Henry.
DRAINAGE AREA.--568 mi2, revised.
PERIOD OF RECORD.--July 1908 to September 1925 (discontinued).
GAGE.--Water-stage recorder. Elevation of gage is 6,080 ft above NGVD of 1929, by barometer. Prior to Sept. 18, 1912, staff gage at same site and datum.
REMARKS.--Flow regulated by Blackfoot Reservoir (sta 13065000) 1 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 observed, 1,640 ft3/s May 14, 1909,
gage height, 4.15 ft; minimum, 1 ft3/s May 11-12, 1917, gage height, 0.50 ft.
Discharge, cubic feet per second |
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Gage height, feet |
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