CVSan Closed on Labor Day

Castro Valley Sanitary District (CVSan) offices will be closed on Monday, September 7th in observance of Labor Day. Please call (510) 506-5821 for sewer emergencies. Visit for more information regarding CVSan services and programs.

Recycling, organics, and garbage collection services will occur as scheduled by Alameda County Industries (ACI). Please call ACI at (510) 483-1400 with billing and customer service questions or visit ACI’s website