Latest Announcements
January 11, 2021
Martin Luther King Jr. Day Holiday
Castro Valley Sanitary District (CVSan) offices will be closed on Martin Luther King Jr. Day, Monday, January 18th. Please call (510) 506-5821 for sewer emergencies. For information regarding CVSan services and programs, visit www.cvsan.org.
January 04, 2021
Keeping Services Flowing
CVSan wants its customers to know that WE ARE ALWAYS ON! Power loss at any of CVSan’s eight pump stations could lead to a dangerous sanitary sewer overflow.
January 01, 2021
Congratulations to CVSan's General Manager
December 11, 2020
Christmas and New Year's Holiday
Castro Valley Sanitary District (CVSan) offices will be closed Thursday, December 24th, Friday, December 25th, Thursday, December 31st, and Friday, January 1st in observance of the Christmas and New Year’s Day holidays.
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.
This edition features CVSan’s most valuable asset, our staff.
Get In Touch
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.
Phone
Office Hours: (510) 537-0757
After Hours: (510) 506-5821
After Hours: (510) 506-5821
