Water Quality FAQs
Get answers to frequently asked water quality questions.
Water Quality Self-Diagnostic Tool
Tool to assist with the most common water quality issues and solutions.
Find out when the water mains in your neighborhood will be cleaned.
Annual Water Quality Reports
Download copies of ACWD Annual Water Quality reports dating back to 2003.
Lead Sampling Information for Schools
Information about lead sampling in schools, preschools, and day care facilities on public property and additional information for private schools.
Lead Testing for Day Care Facilities
Information regarding AB 2370 which requires child day care centers to test for lead in drinking water.
Lead & Copper Tap Sampling Program
Lead and Copper Tap Sampling Program
Water Hardness Map
Use this map to determine the hardness of the water delivered to your neighborhood.
Local State-Certified Commercial Laboratories
A resource to find local state-certified commercial laboratories for independent internal home water testing.
Water Quality in Buildings with Low or No Use
View information and resources for guidance on improving water quality in buildings with low or no water use.
Learn more about PFAS, their sources, the District’s proactive work to monitor for these substances, and sampling results