PROVISIONAL DATA SUBJECT TO REVISION

Station funded by U.S. Geological Survey National Streamflow Information Program (NSIP).

STATION.--14377100  ILLINOIS RIVER NEAR KERBY, OR
LOCATION.--Lat 42° 13'55", long 123° 39'45", in SE 1/4 SE 1/4 sec.29, T.38 S., R.8 W., 
Josephine County, Hydrologic Unit 17100311, Siskiyou National Forest, on right bank 1.6 mi 
upstream from Josephine Creek, 2.5 mi northwest of Kerby, and at mile 50.3.[location map] 
DRAINAGE AREA.--380 mi2.
PERIOD OF RECORD.--October 1961 to current year.
GAGE.--Water-stage recorder. Datum of gage is 1,198.8 ft above NGVD of 1929. Prior to 
Jan. 28, 1965, water-stage recorder, and Jan. 28 to Sept. 30, 1965, nonrecording gage 
700 ft downstream at datum 2.99 ft lower.
REMARKS.--No regulation. Diversions for irrigation upstream from station. Telemetry
provided by National Weather Service, Medford, Oregon.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 92,200 ft3/s Dec. 22, 1964, gage height, 
45.28 ft, from floodmark, site and datum then in use, from rating curve extended above 
30,000 ft3/s on basis of slope-area measurement of peak flow; minimum discharge, 12 ft3/s 
Aug. 24, 1992.

NOTE: River forecasts and additional data can be obtained at the 
National Weather Service's Advanced Hydrologic Prediction Services web page.

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