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Water-Year Summary for Site 03150000

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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.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2022: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2022
LOCATION - Lat 39°38'42", long 81°51'00" referenced to North American Datum of 1927, Morgan County, OH, Hydrologic Unit 05040004, on left bank just upstream from Dam 7 at McConnelsville, and 3.5 mi downstream from Oilspring Run.
DRAINAGE AREA - 7,422 mi².
REVISIONS HISTORY - WSP 783: 1913(M). WSP 853: 1933(M). WSP 1173: 1922-24, 1928(M). WSP 1907: Drainage area.
PERIOD OF RECORD - October 1921 to September 1992. October 2001 to current year.
GAGE - Water-stage recorder. Datum of gage is 649.62 ft (NAVD 1988). Prior to October 1, 2010 datum of gage was 650.31 ft (1912 adjustment). Prior to July 27, 1922 nonrecording gage at site 0.5 mi upstream at (1912 adjustment); July 27, 1922-Aug. 10, 1926, nonrecording gage; Aug. 11, 1926-Sept. 8, 1959, water-stage recorder at present site (1912 adjustment); Sept. 9, 1959-July 18, 1960, nonrecording gage at site 0.5 mi upstream at (1912 adjustment) .
REMARKS - Flow regulated by 16 flood-control reservoirs 36.6 mi to 148 mi upstream from station. U.S. Army Corps of Engineers satellite telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Mar. 1913 reached a stage of 33.5 ft, discharge, 270,000 ft³/s computed by U.S. Army Corps of Engineers.