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Show Our Sewers Some Love

February 13, 2018 

Help us protect the pipes, pumps, plants, and personnel of our wastewater treatment plant by reducing the materials that are inappropriately flushed or drained into the sewer system.

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SASM Awards Contract to Begin Implementation of the Master Plan

January 19, 2018 

The Board of the Sewerage Agency of Southern Marin (SASM) which provides wastewater treatment and sewage disposal for its six member agencies, including the City of Mill Valley, recently awarded a $17.4 million contract to the Overaa Construction Company for the first phase of improvements to the aging wastewater treatment plant.

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Contact Us

Sewerage Agency of Southern Marin

450 Sycamore Ave
Mill Valley, CA 94941
Phone: (415) 388-2402