USGS Water-Year Summary 2019
02056900 BLACKWATER RIVER NEAR ROCKY MOUNT, VA
LOCATION - Lat 37°02'42", long 79°50'40" referenced to North American Datum of 1927, Franklin County, VA, Hydrologic Unit 03010101, on right bank 45 ft downstream from bridge on State Highway 122, 3.0 mi northeast of Rocky Mount, and 4.1 mi upstream from Maggodee Creek.
DRAINAGE AREA - 115 mi².
PERIOD OF RECORD - October 1976 to current year.
GAGE - Water-stage recorder. Datum of gage is 876.45 ft NGVD of 1929.
COOPERATION - Records were provided by the Virginia Department of Environmental Quality - Water Division.