The owner or operator of a hot mix asphalt plant shall not cause or allow emissions of particulate matter from the hot mix asphalt plant to exceed 90 milligrams per dry standard cubic meter, or 0.04 grains per dry standard cubic foot.
N.H. Admin. Code § Env-A 2702.01
#6428-B, eff 1-18-97 (formerly Env-A 1209); ss by #8217, eff 11-24-04; ss by #10272, eff 2-16-13 (from Env-A 2703.01)