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Learn how you can help keep our water clean.

About Us

We strive to protect the creeks and rivers of Contra Costa County watersheds and Bay and Delta waters by promoting public awareness of stormwater pollution prevention and supporting innovative approaches to meet State and Federal stormwater regulations.

Download September Newsletter

Contra Costa Clean Water Project September Newsletter


Current Permits

California Regional Water Quality Control Board San Francisco Bay Region Municipal Regional Stormwater NPDES Permit



Upcoming Events

Coastal Cleanup Day

This year, cleaning the coast will start at our own front doors. Every Saturday in September!

Water Conservation & Irrigation in the Urban Landscape

This training provides landscape professionals with an understanding of how to evaluate and design an efficient irrigation system.

Integrated Pest Management in the Urban Landscape

This training reviews how pest management practices impact the watershed and community, introduces relevant IPM regulations and guidelines for controlling pests, and resents IPM approaches for addressing a variety of locally relevant pest issues.