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Virginia Administrative Code
Title 9. Environment
Agency 25. State Water Control Board
Chapter 40. Regulation for Nutrient Enriched Waters and Dischargers within the Chesapeake Bay Watershed
12/26/2024

9VAC25-40-40. Permit amendments.

Whenever the department determines that a permittee has the potential for discharging monthly average total phosphorus concentrations greater than or equal to 2.0 mg/l or monthly average total nitrogen concentrations greater than or equal to 10 mg/l to "nutrient enriched waters," the department may reopen the VPDES permit to impose monitoring requirements for nutrients in the discharge.

Statutory Authority

§ 62.1-44.15 of the Code of Virginia; § 303 of the federal Clean Water Act.

Historical Notes

Derived from VR680-14-02 § 4, eff. May 25, 1988; amended, Virginia Register Volume 22, Issue 3, eff. November 16, 2005; Volume 39, Issue 5, eff. November 23, 2022.

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