Water Quality: Thermopolis, WY
5 water systems • 3,785 people served
Multiple Health ViolationsWater Quality Summary
Thermopolis is served by 5 public water systems with a combined service population of 3,785 people, and has 93 EPA Safe Drinking Water Act violations on record. Critically, 8 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Thermopolis's violation count is 27% below the national average for Wyoming. Contaminants associated with violations include Bromate, TTHM.
Contaminants Found
Probable human carcinogen that increases the risk of kidney and thyroid cancers.
Common source: Ozonation of bromide-containing water; used as flour improver
EPA limit: 0.010 mg/L (10 ppb)
Total trihalomethanes are linked to increased risk of bladder cancer and adverse reproductive outcomes.
Common source: Reaction of chlorine disinfectants with naturally occurring organic matter in water
EPA limit: 0.080 mg/L (80 ppb)
Water Systems Serving Thermopolis
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| THERMOPOLIS, TOWN OF | WY5600056 | Surface Water | 2,775 | 0 |
| SOUTH THERMOPOLIS W&S DISTRICT | WY5601083 | Surface Water | 450 | 1 |
| LUCERNE WATER AND SEWER DIST. | WY5600935 | Groundwater | 350 | 15 |
| RED LANE DOMESTIC WATER, INC. | WY5600232 | Surface Water | 110 | 69 |
| OWL CREEK WATER DISTRICT | WY5601673 | Surface Water | 100 | 8 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Wyoming
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.