Body The Unincorporated Orange County Stormwater Program works to keep pollution out of our flood control channels, creeks, rivers and ocean. The County is regulated by two separate Municipal Stormwater Permits (MS4), issued by the Santa Ana and San Diego Regional Water Quality Control Boards. The following plans and reports provide...

Body The Santa Ana Region Monitoring Plan fulfills the requirements of Phase I MS4 Permit issued by the Santa Ana RWQCB. Maps of the Santa Ana Region monitoring sites is provided in the link below: SAR dry weather monitoring sites picture_as_pdf SAR estuary picture_as_pdf SAR inland bacteria picture_as_pdf SAR mass emissions...

Body OC Watersheds receives many questions through the phone hotline and online spill reporting. The following are some of the most commonly asked questions. If you have other questions, please feel free to contact our office directly at 714-955-0600.

Body County of Orange BMP Design Manual The County of Orange (County) is subject to two Municipal Separate Storm Sewer System (MS4) permits issued by the Santa Ana and San Diego Regional Water Quality Control Boards. Both permits require the County to implement land development programs to ensure new development and...

Body The TAC serves the Permittees in a program advisory role, providing policy direction for the Orange County Stormwater Program development, budget, and implementation. Formation Per the Stormwater Permit Implementation Agreement picture_as_pdf , By-Laws picture_as_pdf were created to define TAC membership and authority. The TAC is governed by these By-Laws. Role...

Body OC Stormwater Compliance Program Managing stormwater compliance for Unincorporated Orange County, Orange County Flood Control District and Orange County Owned and Maintained Facilities. Best Management Practices (BMP) Stormwater Pollution Prevention What Is Stormwater Pollution? Stormwater pollution is urban runoff water that has picked up pollutants as it flows through the...

Body email Subscribe to NBWEC Agenda & Meeting Information Email Updates The Newport Bay Watershed Executive Committee (Executive Committee is the successor to the Upper Newport Bay Sediment Control Executive Committee established through a cooperative agreement in the early 1980s. The Cities of Newport Beach, Tustin, and Irvine, the County of...