County Water Quality Report
Polk County, Iowa
County average grade
D
Utilities rated
4
Population served
610,221
Most recent test
2024
Top water quality concerns in Polk County
- Total trihalomethanes (TTHMs) significantly above health guidelinein 3 of 4 utilities
- Haloacetic acids (HAA9) significantly above health guidelinein 3 of 4 utilities
- Arsenic significantly above health guidelinein 1 of 4 utilities
- Bromodichloromethane significantly above health guidelinein 1 of 4 utilities
- PFAS contaminationin 1 of 4 utilities
All utilities in Polk County
Click any utility for full grade card, contaminant data, and treatment plant contact info.
C
ANKENY, CITY OF
Top concern: Total trihalomethanes (TTHMs) significantly above health guideline
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C
DES MOINES WATER WORKS
Top concern: Total trihalomethanes (TTHMs) significantly above health guideline
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D
Des Moines Municipal Water System
Top concern: Lead detected in source water
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D
WEST DES MOINES WATER WORKS
Top concern: PFAS contamination
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