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USGS Water-Year Summary 2024
01674000 MATTAPONI RIVER NEAR BOWLING GREEN, VA
LOCATION - Lat 38°03'42", long 77°23'10" referenced to North American Datum of 1927, Caroline County, VA, Hydrologic Unit 02080105, on right bank 0.1 mi upstream from bridge on State Highway 605, 2.2 mi northwest of Bowling Green, 2.4 mi upstream from South River, and 7.1 mi downstream from confluence of Matta and Poni Rivers.
DRAINAGE AREA - 256 mi².
REVISIONS HISTORY - WSP 1382: 1943, 1945(M), 1948(M), 1949, 1953(M). OFR 2006-1308: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1942 to current year.
GAGE - Water-stage recorder. Datum of gage is 84.33 ft NAVD of 1988. Prior to Aug. 17, 1978, gage located on left bank at present datum.
COOPERATION - Records prior to July 1, 2012 were provided by the Virginia Department of Environmental Quality - Water Division.
REMARKS - Some diurnal fluctuation from gristmill upstream on Po River. Maximum discharge, 13,400 ft³/s, from rating curve extended above 8,100 ft³/s.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood in August 1928 reached a stage of 19.5 ft based on relative difference in stage between this flood and flood of Oct. 17, 1942, at Milford 4 mi downstream, discharge, 15,000 ft³/s, from rating curve extended above 8,100 ft³/s.
WATER-QUALITY RECORDS
PERIOD OF RECORD - October 2006 to September 2008.
PERIOD OF DAILY RECORD - March 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, 267 microsiemens/cm, Sept. 17, 2008; minimum, 19 microsiemens/cm, Oct. 26, 2007.
WATER TEMPERATURE: Maximum, 28.7°C, July 21, 2008; minimum, 0.0°C, Jan. 26, 2008.
SPECIFIC CONDUCTANCE: Maximum, 267 microsiemens/cm, Sept. 17, 2008; minimum, 19 microsiemens/cm, Oct. 26, 2007.
WATER TEMPERATURE: Maximum, 28.7°C, July 21, 2008; minimum, 0.0°C, Jan. 26, 2008.
