9VAC25-190-20. Purpose; delegation of authority; effective date of permit.
A. The purpose of this chapter is to establish General Permit Number VAG84 to regulate wastewater discharge from nonmetallic mineral mines as follows:
1. For active and inactive nonmetallic mineral mining facilities in SIC Major Group 14, this general permit covers discharges composed entirely of stormwater associated with industrial activity.
2. This general permit authorizes the discharge of process wastewater as well as stormwater associated with industrial activity from active and inactive mineral mines classified under SIC Codes 1411, 1422, 1423, 1429, 1442, 1455, 1459 excluding bentonite and magnesite mines, 1475, and 1499 excluding gypsum, graphite, asbestos, diatomite, jade, novaculite, wollastonite, tripoli or asphaltic mineral mines.
3. Coal mining, metal mining, and oil and gas extraction are not covered by this general permit.
B. The director, or an authorized representative, may perform any act of the board provided under this chapter, except as limited by § 62.1-44.14 of the Code of Virginia.
C. This general permit will become effective on July 1, 2014, and will expire June 30, 2019. For any covered owner, this general permit is effective upon compliance with all the provisions of 9VAC25-190-50 and the receipt of this general permit.
§ 62.1-44.15 of the Code of Virginia; § 402 of the federal Clean Water Act; 40 CFR Parts 122, 123, and 124.
Derived from VR680-14-20 § 2, eff. June 30, 1994; amended, Virginia Register Volume 15, Issue 16, eff. June 30, 1999; Volume 20, Issue 16, eff. July 1, 2004; Volume 25, Issue 19, eff. June 24, 2009; Volume 30, Issue 11, eff. July 1, 2014.