COWLEY, WY · Big Horn County
COWLEY, TOWN OF Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Wyoming’s official records. Always confirm current status with Wyoming before making decisions based on this information.
System facts
- System ID (PWSID)
- WY5600206
- System type
- Community Water System
- Population served
- 800
- Service connections
- 375
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Failure To Address Deficiency
Health-basedGroundwater Rule
November 2, 2019 – December 10, 2020
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 1976 – June 30, 1980
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| November 2, 2019 – December 10, 2020 | Failure To Address Deficiency | Groundwater Rule | Health-based | Resolved |
| July 1, 1976 – June 30, 1980 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- March 9, 2022State Compliance achieved3 linked violations
Contact
BARNES, JOHN W.
307-548-6799
COWLEY, WY 82420