POTOSI, WI · Grant County
TENNYSON WATERWORKS 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 Wisconsin’s official records. Always confirm current status with Wisconsin before making decisions based on this information.
System facts
- System ID (PWSID)
- WI1220120
- System type
- Community Water System
- Population served
- 367
- Service connections
- 135
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine Minor (TCR)
—Coliform (TCR)
September 1, 1991 – September 30, 1991
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| September 1, 1991 – September 30, 1991 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- November 14, 1991State Public Notification received20 linked violations
- November 1, 1991State Violation/Reminder Notice7 linked violations
Contact
YAGER, LYNN - TENNYSON VILLAGE CLERK
Phone not on record
POTOSI, WI 53820