Wyoming Water Quality
Drinking water data for all 23 counties.
Avg Water Score
99.1
State Grade
A
Counties with Data
23
of 23 total
All Wyoming Counties
| County | Water Score |
|---|---|
| Albany County | 100.0 |
| Park County | 100.0 |
| Sheridan County | 100.0 |
| Washakie County | 100.0 |
| Campbell County | 99.9 |
| Converse County | 99.9 |
| Hot Springs County | 99.9 |
| Laramie County | 99.9 |
| Natrona County | 99.9 |
| Sweetwater County | 99.9 |
| Uinta County | 99.9 |
| Weston County | 99.9 |
| Big Horn County | 99.8 |
| Sublette County | 99.8 |
| Platte County | 99.7 |
| Teton County | 99.7 |
| Crook County | 99.6 |
| Fremont County | 99.6 |
| Lincoln County | 98.5 |
| Johnson County | 98.1 |
| Goshen County | 97.3 |
| Carbon County | 95.3 |
| Niobrara County | 92.0 |
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Data Source
Water quality data sourced from the EPA Safe Drinking Water Information System (SDWIS) via the ECHO enforcement database. Scores reflect compliance history and health-based violation counts.
Disclaimer: This data is informational only. It is not health, legal, or professional advice. For concerns about your specific water supply, contact your local water utility.
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