Alexandria Sanitation Authority

Alleghany County

Amherst, Town of

Augusta County Service Authority

Berryville, Town of

Broadway, Town of

Buena Vista, City of

Cape Charles, Town of

Caroline County

Chesterfield County

Covington, City of

Crewe, Town of

Culpeper, Town of

Fairfax County

Fauquier County Water & Sanitation Authority

Frederick-Winchester Service Authority

Fredericksburg, City of

Front Royal, Town of

Greene County

Hampton Roads Sanitation District

Hanover County

Harrisonburg-Rockingham Regional Sewer Authority

Henrico County

Hopewell, City of

Kilmarnock, Town of

King George County Service Authority

Leesburg, Town of

Loudoun Water

Luray, Town of

Lynchburg, City of

Maury Service Authority

Mount Jackson, Town of

New Kent County

Onancock, Town of

Orange, Town of

Prince William County Service Authority

Purcellville, Town of

Rapidan Service Authority

Reedville SD - Northumberland County

Richmond, City of

Rivanna Water & Sewer Authority

South Central Wastewater Authority

Spotsylvania County

Stafford County

Stoney Creek Sanitary District

Strasburg, Town of

Tangier Island, Town of

Tappahannock, Town of

Upper Occoquan Sewerage Authority

Warsaw, Town of

Waynesboro, City of

Westmoreland County