Rancho Cordova

Rancho Cordova, CA receives a water quality score of 98/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 7 public water systems serving the area.

Rancho Cordova'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.

Rancho Cordova's score of 98 is 8 points above the California state average of 90, and above the nationwide average of roughly 78/100 across all U.S. states.

For families and prospective homebuyers looking at this mid-size California city, the local tap water is managed across several distinct distribution networks that interface with the region's varied geology. Because Rancho Cordova sits near the intersection of major West Coast urban centers and the agricultural lands of the Central Valley, local water providers must navigate complex environmental influences to maintain safety. Fortunately, the city's exemplary overall performance profile indicates that these systems are highly successful at delivering clean, reliable water to residents.

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 →