- (a) The owner or operator of a hot mix asphalt plant shall not cause or allow visible fugitive emissions or visible stack emissions to exceed an average of 20 percent opacity for any continuous 6-minute period.
- (b) Opacity shall be determined in accordance with Env-A 807.
Source. #10272, eff 2-16-13 (from Env-A 2703.02); ss by #13492, eff 11-19-22