DEFOREST, WI · Dane County
DEFOREST 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)
- WI1130221
- System type
- Community Water System
- Population served
- 10,500
- Service connections
- 3,888
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Maximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
June 1, 1993 – June 24, 1993
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
April 1, 1993 – April 30, 1993
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
March 1, 1993 – March 8, 1993
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| June 1, 1993 – June 24, 1993 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| April 1, 1993 – April 30, 1993 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| March 1, 1993 – March 8, 1993 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- July 13, 1993State Public Notification received1 linked violation
- June 24, 1993State Compliance achieved1 linked violation
- June 23, 1993State Formal Notice of Violation issued1 linked violation
- June 23, 1993State Public Notification requested1 linked violation
- May 25, 1993State Public Notification received1 linked violation
- May 3, 1993State Compliance achieved1 linked violation
- April 29, 1993State Formal Notice of Violation issued1 linked violation
- April 29, 1993State Public Notification requested1 linked violation
- March 26, 1993State Public Notification received1 linked violation
- March 8, 1993State Public Notification requested1 linked violation
- March 8, 1993State Compliance achieved1 linked violation
- March 8, 1993State Violation/Reminder Notice1 linked violation
Contact
BLAU, JUDD - PUBLIC SERVICES DIR
Phone not on record
DEFOREST, WI 53532-0510