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Contact

Wastewater Treatment Plant Office Hours: 

Monday to Friday 7:00 am to 3:00 pm

Contacts:

Mark Grushayev, Wastewater Treatment Manager 
Chris Monti, Chief Treatment Plant Operator
Mark Wilson, Maintenance Supervisor
Nimisha Patel, Laboratory Director/Environmental Compliance Manager 

SEWERAGE AGENCY OF SOUTHERN MARIN 
Location:
450 Sycamore Avenue
Mill Valley, CA 94941
 
Mailing Address:
26 Corte Madera Avenue 
Mill Valley, CA, 94941

Telephone: (415) 388-2402 
Fax: (415) 381-8128 
Main email: sasm@cityofmillvalley.org


Member Agencies

Almonte Sanitary District 
Manager - Dave Haflich
Phone: (415) 388-8775, Fax: (415) 381-8128
P.O. Box 698, Mill Valley, CA 94942 
Board meetings: 4th Monday of every month at 7:00 pm 
Alto Sanitary District 
Manager - Bill Hansell
Phone: (415) 388-3696, Fax: (415) 388-3696 
P.O. Box 163, Mill Valley, CA 94942 
Board meetings: 4th Wednesday of every month at 7:30 pm 
Homestead Valley Sanitary District 
Manager - Bonner Beuhler 
Phone: (415) 388-8775, Fax: (415) 381-8128 
P.O. Box 149, Mill Valley, CA, 94942 
Board meetings: 4th Tuesday of every month at 7:30 pm 
City of Mill Valley 
Director of Public Works - Andrew Poster
Phone: (415) 388-4033, Fax: (415) 381-1736 
26 Corte Madera Avenue, Mill Valley, CA, 94941 
City Council meetings: 1st and 3rd Mondays of every month at 7:30 pm
Richardson Bay Sanitary District 
Manager - Johnny Tucker 
Phone: (415) 388-1345, Fax: (415) 388-1339 
500 Tiburon Blvd, Tiburon, CA, 94920 
Board meetings: 3rd Tuesday of every month at 7:30 pm 
Tamalpais Community Services District 
Manager - Heather Abrams 
Phone: (415) 388-6393, Fax: (415) 388-4168 
305 Bell Lane, Mill Valley, CA, 94941 
Board meetings: 2nd Wednesday of every month at 7:30 pm