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About ACWD
Learn about ACWD's Board of Directors, history, water sources, and more.

Backflow Prevention
Find information and forms regarding ACWD's Backflow Prevention Program.

Community Presentations
Learn how to schedule a presentation for your community, civic, or political organization.

Customer Service
Access your account, find information on bill payment options, learn how to start and stop your water service, and more.

Water Rates Process

Development Services
Request new or modified water service or extensions to the public water system.

Emergency Preparedness
Learn how to become “water-wise” and prepared for the next earthquake or disaster.

News & Information
Read the latest news and information from the Alameda County Water District.

Service Line Coverage Plan
Learn about HomeServe USA's service line insurance program for ACWD residential customers.

Water Conservation
Learn about water conservation rebates, resources, and techniques.

Water Quality
Find a wide variety of information regarding drinking water quality in Fremont, Newark, and Union City.

Contact Us
Front of headquarters
Alameda County Water District

43885 S. Grimmer Blvd.
Fremont, CA 94538

Ph: (510) 668-4200

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