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Virginia Administrative Code
Title 9. Environment
Agency 5. State Air Pollution Control Board
Chapter 40. Existing Stationary Sources
12/31/2024

9VAC5-40-4780. Standard for volatile organic compounds.

A. No owner or other person shall cause or permit the discharge into the atmosphere from a coating application system any volatile organic compound in excess of:

1. 4.3 pounds per gallon of coating, excluding water, delivered to the coating applicator that applies clear coatings;

2. 3.5 pounds per gallon of coating, excluding water, delivered to a coating applicator in a coating application system that utilizes air or forced air driers;

3. 3.5 pounds per gallon of coating, excluding water, delivered to a coating applicator that applies extreme performance coatings, or

4. 3.0 pounds per gallon of coating, excluding water, delivered to a coating applicator for all other coatings and coating application systems.

B. If more than one emission limitation in subsection A of this section applies to a specific coating, then the least stringent emission limitation shall be applied.

C. Achievement of the emission standard in subsection A of this section by use of methods in 9VAC5-40-4790 will be acceptable to the board.

D. No owner or other person shall use any coating application system or equipment unless reasonable precautions are taken to minimize the discharge or emissions from cleaning or purging operations. Reasonable precautions may include the following:

1. The use of capture or control devices or both;

2. The use of detergents, high pressure water, or other non-volatile cleaning methods;

3. The minimization of the quantity of volatile organic compounds used to clean lines of equipment; and

4. The adjustment of production schedules to minimize coating changes thereby reducing the need for frequent cleaning or purging of a system.

Statutory Authority

§§ 10.1-1307 and 10.1-1308 of the Code of Virginia.

Historical Notes

Derived from VR120-04-3403, eff. July 1, 1991.

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