MIDDLETON, WI · Dane County
MIDDLETON WATERWORKS Water System
Current status
2 items on record are open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.
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)
- WI1130242
- System type
- Community Water System
- Population served
- 23,868
- Service connections
- 8,840
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Public Notification Violation for NPDWR Violation
—Public Notice
October 17, 2024
UnaddressedPublic Notification Violation for NPDWR Violation
—Public Notice
October 17, 2024
UnaddressedMonitoring, Regular
—Heptachlor epoxide
January 1, 2023 – November 14, 2023
ResolvedMonitoring, Regular
—Glyphosate
January 1, 2023 – November 14, 2023
ResolvedMonitoring, Regular
—Simazine
January 1, 2023 – November 14, 2023
ResolvedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 2023 – November 14, 2023
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 1995 – August 8, 1995
Resolved
Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 17, 2024 | Public Notification Violation for NPDWR Violation | Public Notice | — | Unaddressed |
| October 17, 2024 | Public Notification Violation for NPDWR Violation | Public Notice | — | Unaddressed |
| January 1, 2023 – November 14, 2023 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2023 – November 14, 2023 | Monitoring, Regular | Glyphosate | — | Resolved |
| January 1, 2023 – November 14, 2023 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2023 – November 14, 2023 | Monitoring, Regular | Aldicarb sulfoxide | — | Resolved |
| August 1, 1995 – August 8, 1995 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
Enforcement actions
- June 24, 2024State Public Notification received56 linked violations
Contact
MIDDLETON CITY CLERK - LORIE BURNS
Phone not on record
MIDDLETON, WI 53562-3118