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Station operated in cooperation with Douglas County, OR.
STATION.--14309000 COW CREEK NEAR AZALEA, OR
LOCATION.--Lat 42° 49'30", long 123° 10'40", in N-1/2 sec.4, T.32 S., R.4 W.,
Douglas County, Hydrologic Unit 17100302, on right bank 0.8 mi upstream from
Whitehorse Creek, 4.5 mi northeast of Azalea, and at mile 58.2.
DRAINAGE AREA.--78.0 mi2.
PERIOD OF RECORD.--April 1926 to September 1928 (no winter records), April 1929 to
December 1931, April 1932 to current year.
GAGE.--Water-stage recorder. Datum of gage is 1,694.32 ft above NGVD of 1929
(Douglas County Road Department bench mark). Prior to July 19, 1949, nonrecording
gage at same site and datum.
REMARKS.--Flow regulated since Oct. 7, 1985 by Galesville Reservoir (station 14308995).
Diversions for irrigation upstream from station.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 10,600 ft3/s Jan. 15, 1974,
gage height, 16.40 ft, from high-water mark in well; minimum discharge, 1.1 ft3/s
Aug. 12, 1981, but may have been less during period of no gage-height record
Sept. 4-30, 1970.
NOTE: The most current shifted rating for this site can be found at USGS Rating Depot website.
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