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Virginia Administrative Code
Title 9. Environment
Agency 25. State Water Control Board
Chapter 190. Virginia Pollutant Discharge Elimination System (VPDES) General Permit Regulation for Nonmetallic Mineral Mining
11/21/2024

9VAC25-190-20. Purpose; effective date of permit.

A. The purpose of this chapter is to establish General Permit Number VAG84 to regulate process wastewater and stormwater discharges to surface waters from nonmetallic mineral mines as follows:

1. For active and inactive nonmetallic mineral mining facilities in Standard Industrial Classification (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:

a. SIC Code 1411 - NAICS Code 212311,

b. SIC Code 1422 - NAICS Code 212312,

c. SIC Code 1423 - NAICS Code 212313,

d. SIC Code 1429 - NAICS Code 212319,

e. SIC Code 1442 - NAICS Code 212321,

f. SIC Code 1455 - NAICS Code 212324,

g. SIC Code 1459 - NAICS Code 212325, excluding bentonite and magnesite mines,

h. SIC Code 1475 - NAICS Code 212392, and

i. SIC Code 1499 - NAICS Code 212399, 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. This general permit will become effective on July 1, 2024, and will expire June 30, 2029. 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.

Statutory Authority

§ 62.1-44.15 of the Code of Virginia; § 402 of the federal Clean Water Act; 40 CFR Parts 122, 123, and 124.

Historical Notes

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; Volume 35, Issue 19, eff. July 1, 2019; Volume 39, Issue 4, eff. November 9, 2022; Volume 40, Issue 18, eff. July 1, 2024.

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