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LOCATION.--Lat 47 34'08", long 116 15'06", in NW1/4 SW1/4 NE1/4 sec.30,
T.49 N., R.2 E., Shoshone County, Hydrologic Unit 17010301, on left bank
200 ft downstream from county road bridge, 0.9 mi upstream from South Fork,
3.7 mi downstream from Little North Fork, and 168.7 mi upstream from
mouth of Spokane River.
DRAINAGE AREA.--895 mi2.
PERIOD OF RECORD.--March 1911 to April 1913 (fragmentary), October 1939 to
September 1991 (published as Coeur d'Alene River at Enaville),
October 1991 to current year.
GAGE.--Gage readings have been reduced to datum of gage at 2,100.00 ft above
National Geodetic Vertical Datum of 1929. Sea level datum is 3.71 ft higher based
on National Geodetic Survey adjustment in 1991. Mar. 3, 1911 to Apr. 12, 1913,
nonrecording gage at approximately same location at different datum. Oct. 18 to
Dec. 22, 1939, nonrecording gage 0.2 mi upstream at datum 2.60 ft higher.
Dec. 23, 1939 to Sept. 30, 1990, 0.2 mi upstream at datum 2.60 ft higher.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 61,000 ft3/s Jan. 16, 1974,
gage height, 81.32 ft, site and datum then in use; minimum, 95 ft3/s Nov. 30, 1979,
gage height, 60.95 ft, site and datum then in use; minimum gage height, 60.10 ft,
Dec. 26, 1952, site and datum then in use .
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood in December 1933 reached a stage of 79.47 ft,
datum then in use, and a flood in April 1938 reached a stage of 78.16 ft, datum then
in use, from local information concerning high-water marks.
Station operated in cooperation with U.S. Army Corps of Engineers and Shoshone County, Idaho
with additional funding provided by the U.S. Geological Survey National Streamflow Information Program
(NSIP).
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