Section 1645. Ambient air ceilings

Latest version.

No concentration of a pollutant shall exceed:

1. The concentration permitted under the secondary ambient air quality standard, or

2. The concentration permitted under the primary ambient air quality standard, whichever concentration is lowest for the pollutant for a period of exposure.

Historical Notes

Derived from Volume 22, Issue 23, eff. September 1, 2006.

Statutory Authority

§ 10.1-1308 of the Code of Virginia; Clean Air Act (§§ 110, 112, 165, 173, 182 and Title V); 40 CFR Parts 51, 61, 63, 70 and 72.

                    
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