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Please note that only the bill payer or person whose name is on the account may request service changes or adjustments. Tenants, please request that your manager or property owner contact Castro Valley Sanitary District (CVSan).

The information provided below will be submitted to CVSan. A staff member will call you back regarding your report or request. Please note that regular business hours are Monday-Friday, 7:00 a.m. – 4:00 p.m.