Wyoming
Water Quality Report
89 Good
Average Score
89/100
Water Systems
74
Population
494,275
Violations
0 all resolved
Score Distribution
1 A
1 B
0 C
0 D
0 F
Top Contaminant Violations
| Contaminant | Violations |
|---|---|
| PFAS (Per- and Polyfluoroalkyl Substances) | 1 |
| Copper | 1 |
Lowest Scoring Water Systems
Counties in Wyoming
Cities in Wyoming
View all 55 cities →Popular City Comparisons in Wyoming
Quickly compare major cities in Wyoming by water quality score and grade.
Frequently Asked Questions
Is tap water in Wyoming safe to drink?
Wyoming has an average WaterQ score of 89/100 across 74 public water systems. Safety can vary by city and system, so check your local report for recent violations and contaminants.
How many water systems are in Wyoming?
WaterQ currently tracks 74 public water systems in Wyoming.
Where can I compare cities in Wyoming?
Use the city list below to open detailed reports, or visit the compare tool to benchmark two cities side-by-side on score, grade, and system coverage.