The county inspects drainage infrastructures annually to ensure both proper drainage and that structures are properly filtering for water quality protection purposes. Road upgrades and maintenance include studying water quality for the best management practice and upgrading infrastructure when necessary.
MS4 Storm Water Pollution Prevention Program (SWPPP)
The Storm Water Pollution Prevention Program covers six minimum control measures to help reduce the discharge of pollutants from our storm sewer system, to the maximum extent practicable. The minimum control measures (MCMs) include:
- MCM 1 – Public education and outreach
- MCM 2 – Public participation/involvement
- MCM 3 – Illicit discharge detection and elimination
- MCM 4 – Construction site runoff control
- MCM 5 – Post-construction site runoff control
- MCM 6 – Pollution prevention/good housekeeping
Learn more about the Municipal Separate Storm Sewer System (MS4) permit