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A number of documents are available on these pages that describe the regulations and programs aimed at preventing and controlling the discharge of pollutants to the municipal stormdrain system and receiving waters. Orange County lies within two different regions of the State Water Quality Control Board's jurisdiction: the Santa Ana Regional Water Quality Control Board and the San Diego Regional Water Quality Control Board.
If there are any questions regarding the details of a document, or to obtain a hard copy or other alternative formats of the original document, or to have a document read to you, please contact the OC Public Works offices, Monday through Friday, 7 a.m. to 5 p.m. PST, at 2301 N. Glassell St., Orange, CA, 92865 by sending a message to OC Watersheds, or by calling (714) 955-0600.
- R-1 Automobile Repair & Maintenance
- R-2 Automobile Washing
- R-3 Automobile Parking
- R-4 Home & Garden Care Activities
- R-5 Disposal of Pet Waste
- R-6 Disposal of Green Waste
- R-7 Household Hazardous Waste
- R-8 Water Conservation
- Equestrian-Related Water Quality Best Management Practices Manual