Iowa Water Quality
Check tap water quality for any ZIP code in Iowa. See contaminants, violations, and health risks for your water system.
Enter a Iowa ZIP code to get your free water quality report.
Water Quality in Iowa
Key factors and concerns
Iowa has some of the most significant nitrate contamination in the country, driven by intensive corn and soybean farming. Des Moines Water Works has spent millions on nitrate removal. Atrazine and other herbicides are also widespread in water sources.
What's in your Iowa water report
Contaminant levels
Every detected contaminant in your Iowa water system, compared to EPA limits and health guidelines.
Violation history
All EPA violations on record for water systems in Iowa, including health-based and monitoring violations.
Water quality grade
An A through F grade based on violation history, contaminant levels, and health guideline comparisons.
Filter recommendations
Which type of water filter will actually remove the contaminants found in your specific water system.
Check your Iowa water now
Enter your ZIP code for a free water quality report specific to your water system in Iowa.
Looking for another state? Browse all states