Warrington

Warrington, PA receives a water quality score of 76/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 4 public water systems serving the area.

Warrington's water quality is near the national average. While most systems meet EPA standards, some violations have been recorded. Residents may wish to review their specific water system's report for contaminant details.

Warrington's score of 76 is 3 points above the Pennsylvania state average of 73, and below the nationwide average of roughly 78/100 across all U.S. states.

For families and homebuyers looking at Warrington, this mid-size Pennsylvania city offers a generally reliable water supply split across four localized systems. Because the community is located in a Mid-Atlantic zone characterized by the Appalachian foothills and older industrial infrastructure, local water systems must actively manage the aging pipe networks typical of the region. The city's solid, above-average rating suggests that treatment efforts are largely successful, though minor variations can occur depending on which system serves a specific property. Staying informed about your specific neighborhood's water source is a sensible step for any resident navigating this regional landscape.

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