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Water-Year Summary for Site 03228805

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Available Parameters
00010 Temperature, water(Min.,Mean,Max.)  
00060 Discharge(Mean)  

Water year 2019: 2018-10-01 to 2019-09-30
 

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USGS Water-Year Summary 2019
03228805 ALUM CREEK AT AFRICA OH
LOCATION - Lat 40°10'56", long 82°57'42" referenced to North American Datum of 1927, Delaware County, OH, Hydrologic Unit 05060001, on right bank 400 ft upstream of bridge on Lewis Center Road, 1,200 ft downstream from outlet of Alum Creek Dam, 0.3 mi west of Africa, 2.8 mi upstream from Westerville Reservoir outlet, and 4.2 mi northwest of Westerville.
DRAINAGE AREA - 122 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Water year 1962 (occasional low-flow measurements), June 1963 to current year.
GAGE - Water-stage recorder. Datum of gage is 822.00 ft (NGVD 1929) (levels by U.S. Army Corps of Engineers). July 9, 1974-Sept. 30, 1985, at datum 22.00 ft lower; Oct. 17, 1973-July 9, 1974, nonrecording gage at bridge 400 ft downstream at datum 22.00 ft lower; prior to Oct. 17, 1973, water-stage recorder 600 ft downstream at datum 4.63 ft lower.
REMARKS - For period of Oct. 1, 2015 to March 14, 2016, discharge records rated good; March 14, 2016 thru June 17, 2016 discharge records rated fair; June 17, 2016 thru October 7, 2016 discharge records rated good. For the period Oct. 8, 2016 to Dec. 13, 2018, discharge records rated fair except for estimated discharges which are poor.  Flow regulated by Alum Creek Lake since Aug. 1973. Water-quality and sediment data formerly collected at this site. U.S. Army Corps of Engineers satellite telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Mar. 5, 1963, reached a stage of 14.2 ft, from floodmarks; discharge, 6,460 ft³/s.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 6,160 ft³/s Mar. 10, 1964, gage height 13.95 ft.