OC Watersheds Protecting Our Waterways
From regulatory compliance to public education and water quality improvement projects,
the OC Watersheds Program has a diverse role in preserving, protecting, and enhancing
the coastal resources and surface waters throughout Orange County. Follow the links
below to find out more about what we do and the waterways of Orange County.
Stormwater Program : find out what NPDES is, see local regulations on stormwater, learn
about the role of storm drains, get information on Best Management Practices (BMPs),
and get details on what cities and the County are doing for better stormwater quality.
TMDLs : find out the regulations behind a Total Maximum Daily Load (TMDL),
existing and future TMDLs in Orange County, TMDL implementation plans, and monitoring
and compliance efforts.
Nitrogen and Selenium: find out about the harmful
effect of high levels of nitrogen and selenium in our surface waters, the Orange
County Nitrogen and Selenium Management Program (NSMP), BMP treatment technologies,
and TMDL development in the Newport Bay Watershed.
Environmental Engineering:
find out about the Orange County Watershed Management Areas (WMAs) and capital improvement
projects such as treatment systems, dredging projects, and wetland restoration efforts.
Research : find out about our water quality monitoring programs, special
studies, and our stormwater lab.
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