9 Va. Admin. Code § 25-40-40

Current through Register Vol. 41, No. 6, November 4, 2024

Section 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.

9 Va. Admin. Code § 25-40-40

Derived from VR680-14-02 §4, eff. May 25, 1988; amended, Virginia Register Volume 22, Issue 3, eff. November 16, 2005; Amended, Virginia Register Volume 39, Issue 5, eff. 11/23/2022.

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