Water Quality: Exton, PA
3 water systems • 350 people served
Multiple Health ViolationsWater Quality Summary
Exton is served by 3 public water systems with a combined service population of 350 people, and has 143 EPA Safe Drinking Water Act violations on record. Critically, 18 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Exton's violation count is 47% below the national average for Pennsylvania. Contaminants associated with violations include Chlorine Dioxide, E. coli.
Contaminants Found
Can cause anemia in infants and young children; may cause nervous system effects at high levels.
Common source: Water treatment disinfectant used to control taste, odor, and microorganisms
EPA limit: 0.8 mg/L
Causes gastrointestinal illness; certain strains (e.g., O157:H7) can cause severe kidney failure and death.
Common source: Fecal contamination from humans or animals entering the water supply
EPA limit: Zero (no E. coli permitted in drinking water)
Water Systems Serving Exton
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| WETHERILL ESTATES | PA1150209 | Groundwater | 250 | 53 |
| SK PROPERTIES LP MISTY MEADOWS | PA3060131 | Groundwater | 60 | 27 |
| WARWICK MOBILE HOME PARK | PA1150081 | Groundwater | 40 | 63 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Pennsylvania
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.