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Development and redevelopment projects that increase impervious surfaces, such as roads, parking lots, and rooftops, can have significant negative impacts on local watersheds. These surfaces prevent rainwater from naturally infiltrating into the soil, leading to higher volumes of stormwater runoff. This runoff can carry pollutants like oil, sediment, and heavy metals into local creeks and...

Proper selection, installation, and maintenance of stormwater Best Management Practices (BMPs) are critical to protecting water quality during construction activities. BMPs help control erosion, sediment, and pollutants that can otherwise wash into local waterways and storm drains during rain events. Selecting the right BMPs for the specific site conditions and ensuring they are correctly installed...

TRAINING OPPORTUNITIES: There are currently no upcoming in-person trainings scheduled in the City of Sonoma Excellect self-lead trainings are available at the following link: Caltrans Stormwater Training Resources The training resources available at the link above are broadly applicable to a wide-variety of construciton activities beyond those taking place on the state highway system. SELECTING...