Fairfax County |
Code of Ordinances |
Chapter 103. Air Pollution Control |
Article 6. Air Quality Standards for Pollutants. |
§ 103-6-7. Nitrogen dioxide.
Latest version.
(a)
Primary and secondary ambient air quality standard is one hundred (100) micrograms per cubic meter (0.05 ppm)—annual arithmetic mean.
(b)
Nitrogen dioxide shall be measured by the reference method described in Appendix F of 40 CFR Part 50, or other method designated as such, or by an equivalent method.
(27-78-103.)
(27-78-103.)