GroundRules
9VAC5-20-203: Maintenance areas
Where this section sits in the code
- Title 9. Environment
- Agency 5. State Air Pollution Control Board
- Chapter 20. General Provisions
- Part II. Air Quality Programs
Maintenance areas are geographically defined below by locality for the criteria pollutants indicated.
1. Ozone.
Fredericksburg Ozone Maintenance Area.
Spotsylvania County
Stafford County
Fredericksburg City
Hampton Roads Ozone Maintenance Area.
Gloucester County
Isle of Wight County
James City County
York County
Chesapeake City
Hampton City
Newport News City
Norfolk City
Poquoson City
Portsmouth City
Suffolk City
Virginia Beach City
Williamsburg City
Richmond Ozone Maintenance Area.
Charles City County
Chesterfield County
Hanover County
Henrico County
Prince George County
Colonial Heights City
Hopewell City
Petersburg City
Richmond City
Shenandoah National Park Ozone Maintenance Area.
Madison County (portions located in Shenandoah National Park)
Page County (portions located in Shenandoah National Park)
2. Carbon monoxide.
Northern Virginia Carbon Monoxide Maintenance Area.
Arlington County
Alexandria City
3. PM2.5 (particles with an aerodynamic diameter less than or equal to a nominal 2.5 micrometers).
Northern Virginia PM2.5 Maintenance Area.
Arlington County
Fairfax County
Loudoun County
Prince William County
Alexandria City
Fairfax City
Falls Church City
Manassas City
Manassas Park City
4. All other pollutants.
None.
Collected 2026-09-14T04:48:02Z. Source file · JSON