WaterQ

Butte, MT vs Bozeman, MT

Which City Has Better Water Quality?

Butte, MT and Bozeman, MT currently share an identical average WaterQ score, each scoring 91 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.

Bozeman, MT is the larger of the two, with 42,206 more residents than Butte, yet both cities are served by the same number of public water systems (6). 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 Butte or Bozeman, 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 Butte or Bozeman 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 Butte Bozeman
Water Quality Score 91 91
Grade A A
Water Systems 6 6
Population 43,462 85,668
County
State MT MT

Analysis

Similar Scores
Marginal difference
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Population Difference
Bozeman has 0.0M more people
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More Water Systems
Bozeman has 0 more system(s)
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Frequently asked questions

Which city has better tap water quality: Butte or Bozeman?

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

How are Butte and Bozeman 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 Butte and Bozeman?

Use the city detail pages to see water systems, score breakdowns, and trend context for Butte, MT and Bozeman, MT.