(A) The release of airborne hazardous matter from any operation or activity shall not exceed the threshold limit values adopted by the American Conference of Governmental Industrial Hygienists. If a hazardous substance is not listed, verification that the proposed level of hazardous matter will be safe and not detrimental to the public health or injurious to plant and animal life will be required. The measurement of hazardous matter shall be on the average of any 24-hour sampling period.
(B) In all zoning districts other than Industrial, the release beyond lot lines of airborne hazardous matter shall not exceed one-eighth of the threshold limit values.
(C) In all Industrial zoning districts the release of airborne hazardous matter shall not exceed one-eighth of the threshold limit values beyond Industrial zoning district boundary lines.
(Ord. O-05-04, passed 4-11-05)