Virginia Water Statistics

According to the Virginia Department of Environmental Quality, 25% of Virginia lies within the James River watershed, :1

State Surface Area ?42,774 square miles

Major River Basins (with Current Estimates of Flow):
Potomac/Shenandoah (5,681 square miles) ?1,842 million gallons/day (MGD)
Rappahannock (2,712 square miles) ?1,131 MGD
York (2,674 square miles) ?1,099 MGD
James (10,265 square miles) ?5,558 MGD
Chesapeake Bay/Small Coastal (3,592 square miles) ?97 MGD
Chowan River/Albemarle Sound (4,220 square miles) ?1,777 MGD
Roanoke (6,393 square miles) ?2,277 MGD
New (3,068 square miles) - 3,296 MGD
Tennessee/Big Sandy (4,132 square miles) ?2,618 MGD
Perennial River Miles (freshwater) - 52,232 miles

Publicly Owned Lakes and Reservoirs
Larger than 5,000 acres: 5 (109,838 acres)
Smaller than 5,000 acres: 243 (52,392 acres)
Total: 248 (162,230 acres)

Wetlands
Freshwater Wetlands - 808,000 acres
Tidal and Coastal Wetlands - 236,900 acres

Estuary - 2,308 Square Miles
Atlantic Ocean Coastline - 120 Miles
State-wide Average Annual Rainfall - 42.8 inches
Freswater Discharge
Average Freshwater Discharge of All Rivers - Approximately 25 billion gallons per day
Average Freshwater Discharge into the Chesapeake Bay ?Approximately 9.73 billion gallons per day
25% of Virginia is in the James River watershed (in red)
25% of Virginia is in the James River watershed (in red)
Source: US Geological Survey (USGS), National Atlas

the James River watershed is the largest in Virginia
the James River watershed is the largest in Virginia
Source: Virginia Department of Environmental Quality (DEQ), River Basins in Virginia

References

1. "Status Of Virginia抯 Water Resources: A Report on Virginia抯 Water Resources Management Activities," Virginia Department of Environmental Quality, October, 2013, p.63, http://www.deq.virginia.gov/Portals/0/DEQ/Water/WaterSupplyPlanning/2012WaterResourcesReport.pdf (last checked October 31, 2013)


Rivers and Watersheds
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