Don't show this message again
§ 63.687 Standards: Surface impoundments.
(a) The provisions of this section apply to the control of air emissions from surface impoundments for which § 63.683(b)(1)(i) of this subpart references the use of this section for such air emission control.
(b) The owner or operator shall control air emissions from each surface impoundment subject to this section by using one of the following: