GroundRules
9VAC5-40-80: Standard for visible emissions
Where this section sits in the code
- Title 9. Environment
- Agency 5. State Air Pollution Control Board
- Chapter 40. Existing Stationary Sources
- Part II. Emission Standards
- Article 1. Visible Emissions and Fugitive Dust/Emissions (Rule 4‑1)
Unless specified otherwise in this part, no owner or other person shall cause or permit to be discharged into the atmosphere from any affected facility any visible emissions which exhibit greater than 20% opacity, except for one six-minute period in any one hour of not more than 60% opacity. Failure to meet the requirements of this section because of the presence of water vapor shall not be a violation of this section.
Collected 2026-09-14T04:48:03Z. Source file · JSON