Potomac River Basin

Conococheague-Opequon River Basin

Middle Potomac-Catoctin River Basin

South Fork Shenandoah River Basin

Middle Potomac-Anacostia-Occoquan River Basin

North Fork Shenandoah River Basin

Lower Potomac River Basin

Shenandoah River Basin

Rappahannock River Basin

Rapidan-Upper Rappahannock River Basin

Lower Rappahannock River Basin

York River Basin

Greater Wicomico-Piankatank River Basin

Mattaponi River Basin

Pamunkey River Basin

James River Basin

Upper James River Basin

Middle James-Willis River Basin

Maury River Basin

Appomattox River Basin

Middle James-Buffalo River Basin

Lower James River Basin

Rivanna River Basin

Nottoway River Basin

Meherrin River Basin

Blackwater River Basin

Roanoke River Basin

Upper Roanoke River Basin

Lower Dan River Basin

Middle Roanoke River Basin

Banister River Basin

Upper Dan River Basin

Roanoke Rapids River Basin

Kanawha River Basin

Upper New River Basin

Middle New River Basin

Big Sandy River Basin

Upper Levisa River Basin

Tennessee River Basin

South Fork Holston River Basin

Upper Clinch River Basin

North Fork Holston River Basin

Powell River Basin