Water Quality: Colorado City, AZ

1 water system • 1,267 people served

Multiple Health Violations
84
Total Violations
8
Health-Based Violations
1
Water Systems
1,267
Population Served

Water Quality Summary

Colorado City is served by 1 public water system with a combined service population of 1,267 people, and has 84 EPA Safe Drinking Water Act violations on record. Critically, 8 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Colorado City's violation count is 78% below the national average for Arizona. Contaminants associated with violations include E. coli, HAA5.

Contaminants Found

E. coli

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)

HAA5

Haloacetic acids are associated with increased cancer risk and potential reproductive and developmental effects.

Common source: Reaction of chlorine disinfectants with organic matter in treated water

EPA limit: 0.060 mg/L (60 ppb)

Water Systems Serving Colorado City

System Name PWSID Source Population Violations
CENTENNIAL PARK DWID AZ0408090 Groundwater 1,267 84

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

View all 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.

Verify at epa.govSearch ECHO for AZ