Water Quality: Duncan, OK

1 water system • 23,000 people served

Multiple Health Violations
88
Total Violations
63
Health-Based Violations
1
Water Systems
23,000
Population Served

Water Quality Summary

Duncan has 63 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Contaminant 2920, E. coli, Gross Alpha, Nitrate, TTHM, Total Haloacetic Acids (HAA5). In total, 88 violations are on record for 1 water system serving 23,000 people.

Contaminants Found

Contaminant 2920
E. coli
Gross Alpha
Nitrate
TTHM
Total Haloacetic Acids (HAA5)

Water Systems Serving Duncan

System Name PWSID Source Population Violations
DUNCAN PUBLIC UTILITIES AUTHORITY OK1010809 Surface Water 23,000 88

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.

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 OK