- (1) Fugitive emissions from any source shall not exceed 15% opacity.
- (2) Opacity observations of fugitive emissions from stationary sources shall be conducted in accordance with EPA Method 9.
- (3) For intermittent sources and mobile sources, opacity observations shall be conducted using Method 9; however, the requirement for observations to be made at 15 second intervals over a six-minute period shall not apply. The number of observations and the time period shall be determined by the length of the intermittent or mobile source operation.
KEY: air pollution, fugitive dust
Date of Last Change: August 4, 2017
Notice of Continuation: October 2, 2024
Authorizing, and Implemented or Interpreted Law: 19-2-101; 19-2-104; 19-2-109