{"data":{"id":"us-va/9vac25-40-40","jurisdiction":"us-va","citation":"9VAC25-40-40","heading":"Permit amendments","body":"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.","path":["Title 9. Environment","Agency 25. State Water Control Board","Chapter 40. Regulation for Nutrient Enriched Waters and Dischargers within the Chesapeake Bay Watershed"],"source_url":"https://law.lis.virginia.gov/admincode/title9/agency25/chapter40/section40/","current_through":"2026 Regular Session (effective July 1, 2026)","vintage":"","retrieved_at":"2026-09-14T04:49:09Z","sha256":"dbbf571c3ef966f06792fb53bcc1b893fbbccb70c3a52a7f05aa1d606910ae50","source_id":"us-va-vac","stale":false,"prev":"us-va/9vac25-40-30","next":"us-va/9vac25-40-50"},"notice":"GroundRules: Original legal text. Not legal advice."}