PROVISIONAL DATA SUBJECT TO REVISION

Station operated in cooperation with the U.S. Army Corps of Engineers.

STATION.--14369500 APPLEGATE RIVER NEAR WILDERVILLE, OR

LOCATION.--Lat 42° 21'15", long 123° ;24'20", in SE 1/4 NE 1/4 sec.16, T.37 S., R.6 W., 
    Josephine County, Hydrologic Unit 17100309, on left bank 0.3 mi downstream from Jackson 
    Creek, 3.6 mi southeast of Wilderville, and at mile 7.6.[location map]  
DRAINAGE AREA.--698 mi2. 
PERIOD OF RECORD.--October 1938 to September 1955, September 1978 to current year. 
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 947.18 ft above sea 
    level (Corps of Engineers bench mark). Prior to Sept. 1, 1978, nonrecording gage at 
    site 1,100 ft upstream at datum 2.36 ft higher. 
REMARKS.--Flow regulated since December 1980 by Applegate Lake (station 14361900). 
    Many diversions for irrigation upstream from station.  Wilderville ditch diverts up 
    to 16 ft3/s 0.3 mi upstream and at the mouth of Jackson Creek.  U.S. Geological Survey 
    satellite telemeter at station. 
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 47,500 ft3/s Jan. 18, 1953, gage height, 
    18.3 ft, from floodmark, site and datum then in use, from rating curve extended above 
    12,000 ft3/s on basis of slope-area measurement of peak flow; minimum discharge, 
    0.78 ft3/s Aug. 22-24, 1979. Minimum since first filling of Applegate Lake, 7.0 ft3/s 
    July 26-28, Aug. 11, 12, 2001. 
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of Dec. 22, 1955, reached a stage of 20.3 ft, from 
    floodmark, former site and datum, discharge, 66,500 ft3/s, from rating curve extended 
    above 12,000 ft3/s on basis of slope-area measurement of peak flow. Flood of 
    February 1927 reached a stage of 22 ft at former site, from local resident. Floods of 
    Dec. 22, 1964, and Jan. 15, 1974, are known to have exceeded the December 1955 flood. No 
    flow was observed at present site during the late summer of 1977.