SUPERIOR, MT · Mineral County
SUPERIOR 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 Montana’s official records. Always confirm current status with Montana before making decisions based on this information.
System facts
- System ID (PWSID)
- MT0000339
- System type
- Community Water System
- Population served
- 1,100
- Service connections
- 454
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring of Treatment (SWTR-Unfilt/GWR)
—Groundwater Rule
June 1, 2017 – June 30, 2017
ResolvedMonitoring, Regular
—Aldicarb sulfone
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Aldicarb
January 1, 1996 – December 31, 1998
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| June 1, 2017 – June 30, 2017 | Monitoring of Treatment (SWTR-Unfilt/GWR) | Groundwater Rule | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Aldicarb | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- August 1, 2017State Compliance achieved1 linked violation
- July 20, 2017State Public Notification received1 linked violation
- July 13, 2017State Violation/Reminder Notice1 linked violation
- July 13, 2017State Public Notification requested1 linked violation
- May 15, 2009State Compliance achieved1 linked violation
- April 17, 2009State Compliance achieved6 linked violations
- May 15, 2001State Compliance achieved1 linked violation
Contact
SCHNEIDER, BRENDA
406-822-3594
SUPERIOR, MT 59872