WaterQ

Eagan, MN vs Rochester, MN

Which City Has Better Water Quality?

Eagan, MN and Rochester, MN currently share an identical average WaterQ score, each scoring 98 out of 100. Both cities currently carry an A grade overall. Because a WaterQ score is an aggregate across all public water systems serving a city, near-identical scores can still mask differences at the system level, so residents of either city should review their specific water system's record for the most relevant detail.

Rochester, MN is the larger of the two, with 55,401 more residents than Eagan, yet both cities are served by the same number of public water systems (1). This means the difference in population is handled by systems of different scale rather than a different count of utilities — larger systems generally serve more connections and may have more monitoring requirements under the Safe Drinking Water Act.

For residents of either Eagan or Rochester, the most useful next step is to look up the specific water system that serves your address, since city-wide averages combine results from every system in the area. Visit the Eagan or Rochester city pages below for a breakdown of local systems, recent violations, and contaminant-specific data, or browse WaterQ's contaminants directory to learn what each measured substance means for health.

Detailed Comparison

Metric Eagan Rochester
Water Quality Score 98 98
Grade A A
Water Systems 1 1
Population 68,223 123,624
County
State MN MN

Analysis

Similar Scores
Marginal difference
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Population Difference
Rochester has 0.1M more people
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More Water Systems
Rochester has 0 more system(s)
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Frequently asked questions

Which city has better tap water quality: Eagan or Rochester?

Eagan and Rochester currently have similar overall WaterQ scores. Review each city page for recent test and violation details.

How are Eagan and Rochester water scores calculated?

WaterQ scores are based on EPA-reported drinking water data, including contaminant detections, violations, and compliance records across local systems.

Where can I view full reports for Eagan and Rochester?

Use the city detail pages to see water systems, score breakdowns, and trend context for Eagan, MN and Rochester, MN.