{"data":{"id":"us-va/9vac25-151-390","jurisdiction":"us-va","citation":"9VAC25-151-390","heading":"Sector AF- Facilities limited to total suspended solids benchmark monitoring requirements","body":"A. Discharges covered under this section. The requirements listed under this section apply to stormwater discharges associated with industrial activity from facilities with SIC Codes  4011, 4013, 4111‑4173, 4212‑4231, 4311, and 5171.\n\nB. Benchmark monitoring and reporting requirements. Facilities or stormwater discharges included in this sector are required to monitor their stormwater discharges for the pollutants of concern listed in Table 390.\n\nTable 390\n\nSector AF- Benchmark Monitoring Requirements\n\nPollutants of Concern\n\nBenchmark Concentration\n\nFacilities Limited to Total Suspended Solids Benchmark  Monitoring Requirements\n\nTotal Suspended Solids (TSS)\n\n100 mg/L","path":["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"],"source_url":"https://law.lis.virginia.gov/admincode/title9/agency25/chapter151/section390/","current_through":"2026 Regular Session (effective July 1, 2026)","vintage":"","retrieved_at":"2026-09-14T04:49:11Z","sha256":"6d9c1c070d47d564af14d6c5cd459fabc767d91ecdc6b39682efebbea15ad127","source_id":"us-va-vac","stale":false,"prev":"us-va/9vac25-151-380","next":"us-va/9vac25-151-400"},"notice":"GroundRules: Original legal text. Not legal advice."}