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Virginia Administrative Code
Title 9. Environment
Agency 25. State Water Control Board
Chapter 151. Virginia Pollutant Discharge Elimination System (VPDES) General Permit Regulation for Discharges of Stormwater Associated with Industrial Activity
7/8/2020

9VAC25-151-140. Sector F - Primary Metals.

A. Discharges covered under this section. The requirements listed under this section apply to stormwater discharges associated with industrial activity from the following types of facilities in the primary metal industry, and generally described by the SIC codes shown:

1. Steel works, blast furnaces, and rolling and finishing mills, including: steel wire drawing and steel nails and spikes; cold-rolled steel sheet, strip, and bars; and steel pipes and tubes (SIC Codes 3312-3317).

2. Iron and steel foundries, including: gray and ductile iron, malleable iron, steel investment, and steel foundries not elsewhere classified (SIC Codes 3321-3325).

3. Rolling, drawing, and extruding of nonferrous metals, including: rolling, drawing, and extruding of copper; rolling, drawing and extruding of nonferrous metals except copper and aluminum; and drawing and insulating of nonferrous wire (SIC Codes 3351-3357).

4. Nonferrous foundries (castings), including aluminum die-castings, nonferrous die-castings, except aluminum, aluminum foundries, copper foundries, and nonferrous foundries, except copper and aluminum (SIC Codes 3363-3369).

B. Benchmark monitoring and reporting requirements. Primary metals facilities are required to monitor their stormwater discharges for the pollutants of concern listed in Table 140.

Table 140
Sector F – Benchmark Monitoring Requirements

Pollutants of Concern

Benchmark Concentration

Steel Works, Blast Furnaces, and Rolling and Finishing Mills (SIC Codes 3312-3317)

Total Recoverable Aluminum

750 μg/L

Total Recoverable Zinc

120 μg/L

Iron and Steel Foundries (SIC Codes 3321-3325)

Total Recoverable Aluminum

750 μg/L

Total Suspended Solids (TSS)

100 mg/L

Total Recoverable Copper

18 μg/L

Total Recoverable Iron

1.0 mg/L

Total Recoverable Zinc

120 μg/L

Rolling, Drawing, and Extruding of Nonferrous Metals (SIC Codes 3351-3357)

Total Recoverable Copper

18 μg/L

Total Recoverable Zinc

120 μg/L

Nonferrous Foundries (SIC Codes 3363-3369)

Total Recoverable Copper

18 μg/L

Total Recoverable Zinc

120 μg/L

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 Volume 15, Issue 09, eff. June 30, 1999; amended, Virginia Register Volume 20, Issue 16, eff. July 1, 2004; Volume 21, Issue 02, eff. November 3, 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.

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