Castro Valley Sanitary District (CVSan) offices will be closed on Monday, September 4, 2017 in observance of Labor Day. Please call (510) 506-5821 for sewer emergencies. For information regarding CVSan services and programs, visit

Recycling, organics, and garbage collection services will occur as scheduled by Waste Management of Alameda County, Inc. (WMAC). For solid waste service questions, please call WMAC at (510) 537-5500 (residential) or (510) 613-8700 (commercial/business).  The 98th Avenue Cashier will be open Monday, September 4th; the Hayward Pay Station, WMAC offices, and the Call Center will be closed.

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