9VAC5-20-203. Maintenance areas.

Maintenance areas are geographically defined below by locality for the criteria pollutants indicated.

1. Ozone.

Fredericksburg Ozone Maintenance Area.

Hampton Roads Ozone Maintenance Area.

Richmond Ozone Maintenance Area.

*Beginning at the intersection of State Route 156 and the Henrico/Charles City County Line, proceeding south along State Route 5/156 to the intersection with State Route 106/156, proceeding south along Route 106/156 to the intersection with the Prince George/Charles City County line, proceeding west along the Prince George/Charles City County line to the intersection with the Chesterfield/Charles City County line, proceeding north along the Chesterfield/Charles City County line to the intersection with the Henrico/Charles City County line, proceeding north along the Henrico/Charles City County line to State Route 156.

Shenandoah National Park Ozone Maintenance Area.

2. Carbon monoxide.

Northern Virginia Carbon Monoxide Maintenance Area.

3. All other pollutants.

None.

Statutory Authority

§10.1-1308 of the Code of Virginia; §110 and 182 of the Clean Air Act, 40 CFR Part 51.

Historical Notes

Derived from Virginia Register Volume 13, Issue 18, eff. July 1, 1997; amended, Virginia Register Volume 14, Issue 2, eff. January 1, 1998; Volume 14, Issue 11, eff. April 1, 1998.

Amended, Virginia Register Volume 22, Issue 23, eff. September 1, 2006; Volume 24, Issue 5, eff. December 12, 2007.

9VAC5-20-204. Nonattainment areas.

A. Nonattainment areas are geographically defined below by locality for the criteria pollutants indicated. Following the name of each ozone nonattainment area, in parentheses, is the classification assigned pursuant to §181(a) of the federal Clean Air Act (42 USC §7511(a)) and 40 CFR 51.903(a).

1. Ozone (1-hour).

Northern Virginia Ozone Nonattainment Area (severe).

2. Ozone (8-hour).

Northern Virginia Ozone Nonattainment Area (moderate).

Hampton Roads Ozone Nonattainment Area (marginal).

Richmond Ozone Nonattainment Area (marginal).

3. PM_2.5 (particles with an aerodynamic diameter less than or equal to a nominal 2.5 micrometers).

Northern Virginia PM_2.5 Nonattainment Area.

4. All other pollutants.

None.

B. Subdivision A 1 of this section shall not be effective after June 15, 2005.

Statutory Authority

§10.1-1308 of the Code of Virginia; §110 and 182 of the Clean Air Act, 40 CFR Part 51.

Historical Notes

Derived from Virginia Register Volume 12, Issue 16, eff. June 1, 1996; amended, Virginia Register Volume 14, Issue 2, eff. January 1, 1998; Volume 14, Issue 11, eff. April 1, 1998; Volume 15, Issue 2, eff. January 1, 1999; Volume 19, Issue 17, eff. June 4, 2003.

Amended, Virginia Register Volume 20, Issue 23, eff. August 25, 2004; Errata, 20:26 VA.R. 3210-3211 September 6, 2004; Volume 21, Issue 7, eff. January 12, 2005; Volume 21, Issue 15, eff. May 4, 2005; Volume 22, Issue 23, eff. September 1, 2006; amended, Volume 24, Issue 5, eff. December 12, 2007.