Water Quality: Wilson, WY
21 water systems • 5,398 people served
Multiple Health ViolationsWater Quality Summary
Wilson is served by 21 public water systems with a combined service population of 5,398 people, and has 251 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. Wilson's violation count is 97% above the national average for Wyoming. Contaminants associated with violations include Chlorine Dioxide, Disinfection Byproducts, Fecal Coliform.
Contaminants Found
Can cause anemia in infants and young children; may cause nervous system effects at high levels.
Common source: Water treatment disinfectant used to control taste, odor, and microorganisms
EPA limit: 0.8 mg/L
Broad category of chemicals formed during disinfection, associated with increased cancer risk and adverse reproductive effects.
Common source: Reaction of disinfectants (chlorine, ozone, chloramines) with organic matter
Indicates direct fecal contamination; associated with diarrhea, cramps, nausea, and potential severe illness.
Common source: Human and animal fecal waste
EPA limit: Zero tolerance (any positive triggers violations)
Water Systems Serving Wilson
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| RAFTER J SUBDIVISION HOA | WY5600822 | Groundwater | 1,500 | 34 |
| ASPENS PINES W&S DISTRICT | WY5600220 | Groundwater | 1,400 | 0 |
| SNAKE RIVER SPORTING CLUB | WY5601699 | Groundwater | 332 | 6 |
| BAR Y ESTATES/GROS VENTRE WEST WTR DISTS | WY5600976 | Groundwater | 270 | 3 |
| SKYLINE RANCH I&S DISTRICT | WY5600217 | Groundwater | 260 | 3 |
| FISH CREEK IMPROVEMENT AND SERVICE DIST | WY5601473 | Groundwater | 210 | 0 |
| SQUAW CREEK WATER DISTRICT | WY5600737 | Groundwater | 160 | 33 |
| GROS VENTRE NORTH HOA | WY5601357 | Groundwater | 160 | 8 |
| EVANS MOBILE HOME COURT | WY5600215 | Groundwater | 150 | 0 |
| INDIAN PAINTBRUSH WATER DISTRICT | WY5600758 | Groundwater | 150 | 54 |
| TARGHEE TOWNE WATER DISTRICT | WY5600787 | Groundwater | 120 | 4 |
| TETON SHADOWS HOA | WY5600724 | Groundwater | 100 | 4 |
| VALLEY VIEW MUTUAL WATER COMPANY | WY5601499 | Groundwater | 100 | 14 |
| HI-COUNTRY WATER DISTRICT | WY5600216 | Groundwater | 85 | 7 |
| WILSON PARK SUBDIVISION | WY5601624 | Groundwater | 75 | 0 |
| OLD WEST CABINS | WY5601187 | Groundwater | 70 | 5 |
| SOUTH PARK VILLAGE SUBDIVISION | WY5600836 | Groundwater | 65 | 3 |
| BAR-B-BAR MEADOWS | WY5601439 | Groundwater | 55 | 0 |
| C-V RANCHES (BOCES REG V) | WY5600806 | Groundwater | 51 | 1 |
| HWY 390 LLC | WY5601725 | Groundwater | 50 | 55 |
| LITTLE HORSETHIEF CANYON HOA | WY5601730 | Groundwater | 35 | 17 |
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.