Water Quality: Dewey, AZ
2 water systems • 57,073 people served
Some ConcernsWater Quality Summary
Dewey is served by 2 public water systems with a combined service population of 57,073 people, and has 46 EPA Safe Drinking Water Act violations on record. Critically, 1 of those are health-based violation, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Dewey's violation count is 88% below the national average for Arizona. Contaminants associated with violations include E. coli.
Contaminants Found
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 Dewey
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| TOWN OF PRESCOTT VALLEY | AZ0413048 | Groundwater | 57,048 | 40 |
| HANLEY RV AND TRAILER | AZ0413418 | Groundwater | 25 | 6 |
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 Arizona
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.