castro valley sanitary district Effective Environmental Services Since 1939

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Latest Announcements

November 18, 2020

Thanksgiving Holiday

Castro Valley Sanitary District (CVSan) offices will be closed for the Thanksgiving holiday on Thursday, November 26th and Friday, November 27th.
November 18, 2020

CVSan 2021 Calendar and 2019/20 Annual Report

Be on the lookout for the CVSan 2021 Calendar and 2019/20 Annual Report arriving soon by mail.
This edition features CVSan’s most valuable asset, our staff. 
November 05, 2020

Compost Give-Away Event Was A Success!

1,263 residences redeemed their coupon for free compost, which resulted in 2,526 compost bags being distributed.
November 04, 2020

Another Successful Textile Collection Week!

A grand total of 20,220 pounds of textiles was collected and diverted from the landfill!
November 04, 2020

Pump Station Improvement Project

The project includes adding necessary safety improvements, such as fall protection and sewer bypass connections, as well as mechanical and structural improvements, such as vault hatch repairs and pipe valve replacements.

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Address

21040 Marshall Street
Castro Valley, CA 94546

Monday - Friday
7:00 a.m. - 11:00 a.m.
12:00 p.m. - 4:00 p.m.

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Phone

Office Hours: (510) 537-0757
After Hours: (510) 506-5821