email Subscribe to NBWEC Agenda & Meeting Information Email UpdatesThe Newport Bay Watershed Executive Committee (Executive Committee is the successor to the Upper Newport Bay Sediment…

email Sign up for Email Updates from OC Traffic CommitteeThe OC Traffic Committee (OCTC) holds monthly meetings at 10:00 a.m. on the second Thursday of each month. Meetings may be cancelled if…

OC Stormwater Compliance ProgramManaging stormwater compliance for Unincorporated Orange County, Orange County Flood Control District and Orange County Owned and Maintained Facilities.Best Management…

The TAC serves the Permittees in a program advisory role, providing policy direction for the Orange County Stormwater Program development, budget, and implementation. FormationPer the Stormwater…

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…

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County of Orange BMP Design ManualThe 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…

As a result of the Third Term NPDES Municipal Stormwater Permits for Orange County, adopted by the Santa Ana and San Diego Regional Water Quality Control Boards in early 2002, the cities and County (…

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: …