Anaheim

Anaheim, CA receives a water quality score of 96/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 11 public water systems serving the area.

Anaheim's water quality is above the national average, with strong compliance records and low contaminant levels. Residents generally receive clean, safe tap water that meets EPA standards.

Anaheim's score of 96 is 6 points above the California state average of 90, and above the nationwide average of roughly 78/100 across all U.S. states.

For home buyers or residents in Anaheim, California, the local water supply is managed across more than ten distinct systems operating within a West Coast region known for its varied geology, large urban centers, and Central Valley agriculture. Despite the environmental complexities of this regional landscape, the tap water in this large city consistently achieves top-tier quality ratings, reflecting a high level of safety and reliability for household use. This excellent evaluation suggests that consumers can expect clean, well-monitored water, though the presence of multiple distribution networks means specific water characteristics might vary slightly depending on the exact service area.

Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our California water quality rankings report →