Administrative Code

Creating a Report: Check the sections you'd like to appear in the report, then use the "Create Report" button at the bottom of the page to generate your report. Once the report is generated you'll then have the option to download it as a pdf, print or email the report.

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

9VAC25-151-350. Sector AB - Transportation equipment, industrial, or commercial machinery.

A. Discharges covered under this section. The requirements listed under this section apply to stormwater discharges associated with industrial activity from transportation equipment and industrial or commercial machinery manufacturing facilities commonly described by SIC Codes 3511-3599, except SIC Codes 3571-3579.

B. SWPPP requirements. In addition to the requirements of Part III, the SWPPP shall include, at a minimum, the following item:

Site description. The site map shall identify where any of the following may be exposed to precipitation or surface runoff: vents and stacks from metal processing and similar operations.

C. Benchmark monitoring and reporting requirements. Transportation equipment manufacturing facilities are required to monitor their stormwater discharges for the pollutants of concern listed in Table 350.

Table 350
Sector AB – Benchmark Monitoring Requirements

Pollutants of Concern

Benchmark Concentration

Transportation equipment manufacturing facilities (SIC Codes 3511-3599 except SIC Codes 3571-3579)

Total Petroleum Hydrocarbons (TPH)*

15.0 mg/L

Total Suspended Solids (TSS)

100 mg/L

Total Recoverable Copper

18 μg/L

Total Recoverable Zinc

120 μg/L

*Total Petroleum Hydrocarbons (TPH) is the sum of individual gasoline range organics and diesel range organics (TPH-GRO and TPH-DRO) to be measured by EPA SW 846 Method 8015 for gasoline and diesel range organics, or by EPA SW 846 Methods 8260 Extended and 8270 Extended.

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 Virginia Register Volume 15, Issue 9, eff. June 30, 1999; amended, Virginia Register 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.

Website addresses provided in the Virginia Administrative Code to documents incorporated by reference are for the reader's convenience only, may not necessarily be active or current, and should not be relied upon. To ensure the information incorporated by reference is accurate, the reader is encouraged to use the source document described in the regulation.

As a service to the public, the Virginia Administrative Code is provided online by the Virginia General Assembly. We are unable to answer legal questions or respond to requests for legal advice, including application of law to specific fact. To understand and protect your legal rights, you should consult an attorney.