Cedar Rapids Water Department
Cedar Rapids, Iowa · PWSID: IA5715093
Cedar Rapids Water Quality Summary
Cedar Rapids Water Department supplies drinking water to about 141,831 people in Cedar Rapids, Iowa, and draws from ground water (wells or aquifers), which is naturally filtered but can carry minerals and contaminants from the surrounding geology. On the IsWaterSafe scale it earns a good Water Safety Score of 82 out of 100 (Grade B), a composite of its EPA SDWIS violation and contaminant record.
EPA SDWIS shows no health-based or monitoring violations on record for Cedar Rapids Water Department, though 6 enforcement actions are logged in its history.
No individual contaminant detections are reported for Cedar Rapids Water Department in the current EPA SDWIS extract; the score reflects its violation and enforcement record alone.
The most recent documented episode is a monitoring violation, beginning September 2017 and marked resolved October 2017.
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Detected Contaminants
No contaminant data available.
Violation History
Frequently Asked Questions
Cedar Rapids Water Department has a Water Safety Score of B (82/100). The system serves 141,831 people and has 0 health violations on record. Check the contaminant table above for specific detected substances.
Cedar Rapids Water Department has 0 contaminant exceedances above EPA health guidelines. See the full contaminant detection table above for all tested substances and their levels relative to legal limits and health guidelines.
The Water Safety Score (0-100, grades A through F) is based on contaminant levels relative to legal limits, health guideline exceedances, violation history, and enforcement actions. Higher scores indicate fewer concerns.
If your water system has violations, request the Consumer Confidence Report from your utility, consider getting an independent water test from a certified lab, and look into certified water filters for specific contaminants of concern. For lead, run cold water for 30 seconds before drinking.
Water quality data sourced from EPA's Safe Drinking Water Information System (SDWIS). Safety scores are calculated based on contaminant levels, violations, and enforcement history. This is not a substitute for your utility's official Consumer Confidence Report.
Source: EPA Ground Water and Drinking Water, 2026.