BASIN, WY · Big Horn County
MANDERSON, 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)
- WY5600204
- System type
- Community Water System
- Population served
- 110
- Service connections
- 59
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 1980 – June 30, 1981
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 1976 – June 30, 1980
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 1980 – June 30, 1981 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| July 1, 1976 – June 30, 1980 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- June 23, 2025Federal Final Administrative Order issued4 linked violations
- July 22, 2024State Compliance achieved4 linked violations
- November 23, 2010State Public Notification received4 linked violations
- September 7, 2010State Compliance achieved36 linked violations
Contact
DELLOS, MIKE
000-000-0000
BASIN, WY 82410