Water Quality: Sioux City, IA

2 water systems • 85,824 people served

Multiple Health Violations
21
Total Violations
10
Health-Based Violations
2
Water Systems
85,824
Population Served

Water Quality Summary

Sioux City has 10 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Contaminant 2257, TTHM. In total, 21 violations are on record for 2 water systems serving 85,824 people.

Contaminants Found

Contaminant 2257
TTHM

Water Systems Serving Sioux City

System Name PWSID Source Population Violations
SIOUX CITY WATER SUPPLY IA9778054 Surface Water 85,791 21
BEREA HEIGHTS INC IA9778301 Groundwater 33 0

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 IA