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Water-Year Summary for Site 02039500

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Available Parameters
00060 Discharge(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
02039500 APPOMATTOX RIVER AT FARMVILLE, VA
LOCATION - Lat 37°18'25", long 78°23'20" referenced to North American Datum of 1927, Cumberland County, VA, Hydrologic Unit 02080207, on left bank at downstream side of bridge on State Highway 45 at north town limits of Farmville and 1.1 mi downstream from Buffalo Creek.
DRAINAGE AREA - 302 mi².
REVISIONS HISTORY - WSP 972: 1927-37, 1938(M). WSP 1303: 1927(M). OFR 2006-1308: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 1926 to current year.
GAGE - Water-stage recorder. Datum of gage is 281.1 ft NAVD of 1988. Prior to Nov. 29, 1928, nonrecording gage at present site and datum.
REMARKS - Maximum discharge, 33,100 ft³/s, from rating curve extended above 12,000 ft³/s on basis of contracted-opening measurement of peak flow. Diurnal fluctuation at low flow caused by Prince Edward Mill 0.2 mi upstream.
WATER-QUALITY RECORDS
PERIOD OF RECORD - October 2006 to September 2008, August 2012 to current year.
PERIOD OF DAILY RECORD - February 2007 to September 2008.
COOPERATION - Daily records were provided by the Virginia Department of Environmental Quality - Water division.
INSTRUMENTATION - Specific conductance and water temperature monitor. Electronic data logger with 15-minute recording interval.
EXTREMES FOR PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: Maximum, 271 microsiemens/cm, Apr. 20, 2008; minimum, 42 microsiemens/cm, Sept. 7, 2008.
WATER TEMPERATURE: Maximum, 28.9°C, Aug. 9, 2007; minimum, 0.0 °C, on several days.