WaterQ

Gray, ME vs Kennebunk, ME

Which City Has Better Water Quality?

When comparing tap water quality between Gray, ME and Kennebunk, ME, Kennebunk currently holds a substantial 36-point lead in average WaterQ score, with a score of 90 out of 100 versus 54 for Gray. Gray, ME carries a D grade while Kennebunk, ME carries an A. A WaterQ score reflects an aggregate of EPA-reported violations, monitoring data, and compliance history across all public water systems serving each city, so a higher score generally indicates fewer recent violations and a stronger compliance record, though it does not guarantee that every tap in the city tests identically.

Kennebunk, ME is the larger of the two, with 33,195 more residents than Gray, 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 Gray or Kennebunk, 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 Gray or Kennebunk 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 Gray Kennebunk
Water Quality Score 54 90
Grade D A
Water Systems 1 1
Population 2,468 35,663
County
State ME ME

Analysis

Kennebunk has 36 points higher score
Significant difference in water quality
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Population Difference
Kennebunk has 0.0M more people
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More Water Systems
Kennebunk has 0 more system(s)
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Frequently asked questions

Which city has better tap water quality: Gray or Kennebunk?

Kennebunk currently has the higher WaterQ score (90/100). Check each city page for system-level details and recent violations.

How are Gray and Kennebunk 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 Gray and Kennebunk?

Use the city detail pages to see water systems, score breakdowns, and trend context for Gray, ME and Kennebunk, ME.