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Water-Year Summary for Site 01611500

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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.
  • Not all sites have reports available for every water year.
Available Parameters
00010 Temperature, water(Max.,Min.,Mean)  
00060 Discharge(Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  
00300 Dissolved oxygen(Max.,Min.,Mean)  
00400 pH(Max.,Min.,Med.)  

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

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USGS Water-Year Summary 2021
LOCATION - Lat 39°34'56", long 78°18'36" referenced to North American Datum of 1927, Morgan County, WV, Hydrologic Unit 02070003, on left bank at Rock Ford, 3.0 mi southwest of Great Cacapon, and at mile 6.1.
DRAINAGE AREA - 675 mi².
REVISIONS HISTORY - WSP 800: 1924(M). WSP 921: Drainage area. WSP 951: 1936-37. WSP 1552: 1925-26(M), 1928-1929(M), 1932. WDR WV-97-1: Drainage area.
PERIOD OF RECORD - December 1922 to September 1995 and October 1996 to current year.
GAGE - Water-stage recorder. Datum of gage is 456.60 ft NAVD of 1988. Prior to Nov. 10, 1933, nonrecording gage at same site and datum.
REMARKS - Maximum discharge, 87,600 ft³/s, from rating curve extended above 52,000 ft³/s, highest since 1889.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of May 1889 reached a stage of about 24.7 ft, from floodmarks, discharge, 57,500 ft³/s.
PERIOD OF RECORD - June 2005 to current year.
DISSOLVED OXYGEN: April 2007 to current year.
pH: April 2007 to current year.
SPECIFIC CONDUCTANCE: April 2007 to current year.
TURBIDITY: October 2011 to January 2012.
WATER TEMPERATURE: April 2007 to current year.
COOPERATION - The continuous water-quality monitor at this site is maintained in cooperation with West Virginia Department of Environmental Protection, Division of Water and Waste Management. Discrete water-quality samples are collected at this site as part of the Chesapeake Bay Program's Non-Tidal Monitoring Network in cooperation with the West Virginia Department of Environmental Protection, Division of Water and Waste Management.
INSTRUMENTATION - Water-quality monitor April 2007 to current year.
Instantaneous Values:
DISSOLVED OXYGEN: Maximum, 16.8, mg/L, Aug. 28, 2015; minimum, 2.0 mg/L, Oct. 08, 2017.
pH: Maximum, 9.6 standard units, Sept. 7, 2012; minimum, 6.3 standard units, Aug. 21, 2012.
SPECIFIC CONDUCTANCE: Maximum, 259 µS/cm, Jan. 8, 2018; minimum, 53 µS/cm, June 4, 2018.
TURBIDITY: Maximum, 260 FNU, Dec. 8, 2011; minimum, 0.1 FNU, Oct. 22, 2011.
WATER TEMPERATURE: Maximum, 32.8°C, July 20, 2020; minimum, -0.2°C, on Jan. 30, 2019.