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Water-Year Summary for Site 14310000

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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Available Parameters
00010 Temperature, water(Min.,Max.,Mean)  
00060 Discharge(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
14310000 COW CREEK NEAR RIDDLE, OR
LOCATION - Lat 42°55'25", long 123°25'40" referenced to North American Datum of 1927, in NE 1/4 sec.32, T.30 S., R.6 W., Douglas County, OR, Hydrologic Unit 17100302, on left bank, 0.4 mi upstream from Council Creek, 3.8 mi southwest of Riddle and at mile 6.7.
DRAINAGE AREA - 456 mi².
REVISIONS HISTORY - WSP 1935: 1956(M), WYS 2014: 2014.
SURFACE-WATER RECORDS
PERIOD OF RECORD - September 1954 to current year.
GAGE - Water-stage recorder. Datum of gage is 682.60 ft above NGVD of 1929.
REMARKS - Flow regulated since Oct. 7, 1985 by Galesville Reservoir (active capacity, 40,420 acre-ft). Many small diversions for irrigation upstream from station.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Oct. 29, 1950, reached a stage of about 28.5 ft, present site and datum, discharge, 41,100 ft³/s, on basis of slope-area measurement of peak flow.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 38,400 ft³/s Jan. 15, 1974, gage height, 28.17 ft; minimum discharge, 7.4 ft³/s Aug. 17-19, 1977.
WATER-QUALITY RECORDS
PERIOD OF RECORD - WATER TEMPERATURE: June 2023 to current year.
INSTRUMENTATION - Temperature probe and data logger.
EXTREMES FOR PERIOD OF RECORD - WATER TEMPERATURE: Maximum, 27°C Aug. 16, 2023; minimum, 13.7°C Sept. 28, 2023.