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Virginia Administrative Code
Title 9. Environment
Agency 5. State Air Pollution Control Board
Chapter 40. Existing Stationary Sources
6/2/2023

9VAC5-40-1470. Monitoring.

A. The provisions of 9VAC5-40-40 (Monitoring) apply.

B. Unless otherwise approved by the board, owners of process units specified in subsection C of this section shall install, calibrate, maintain and operate systems for continuously monitoring and recording specified emissions in accordance with 9VAC5-40-40 and 9VAC5-40-41.

C. Catalyst regenerators for fluid bed catalytic cracking units of greater than 20,000 barrels per day fresh feed capacity at petroleum refineries shall be monitored for opacity.

D. The continuous monitoring system shall be spanned at 60, 70 or 80% opacity.

Statutory Authority

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

Historical Notes

Derived from VR120-04-1114, eff. January 1, 1985.

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