WINNECONNE, WI · Winnebago County
WINNECONNE WATERWORKS Water System
Consumer Confidence Report status
WINNECONNE WATERWORKS must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for WINNECONNE WATERWORKS.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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)
- WI4710354
- System type
- Community Water System
- Population served
- 2,502
- Service connections
- 926
- Ownership
- local government
- Water source
- groundwater (wells)
WINNECONNE WATERWORKS is one of 333 community water systems in Wisconsin in the 501 to 3,300 people size category, serving 2,502 people from groundwater.
As of August 1, 2026, its federal record holds 3 entries between 2017 and 2024, all of which EPA lists as closed.
None of the 3 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Radionuclides and Revised Rad Rule.
Violation history
Maximum Contaminant Level Violation, Average
Health-basedGross Alpha, Excl. Radon and U
July 1, 2024 – September 30, 2024
ResolvedMaximum Contaminant Level Violation, Average
Health-basedGross Alpha, Excl. Radon and U
July 1, 2018 – September 30, 2018
ResolvedMaximum Contaminant Level Violation, Average
Health-basedGross Alpha, Excl. Radon and U
July 1, 2017 – September 30, 2017
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2024 – September 30, 2024 | Maximum Contaminant Level Violation, Average | Gross Alpha, Excl. Radon and U | Health-based | Resolved |
| July 1, 2018 – September 30, 2018 | Maximum Contaminant Level Violation, Average | Gross Alpha, Excl. Radon and U | Health-based | Resolved |
| July 1, 2017 – September 30, 2017 | Maximum Contaminant Level Violation, Average | Gross Alpha, Excl. Radon and U | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- July 15, 2025State Violation/Reminder Notice11 linked violations
- October 21, 2024State Public Notification received12 linked violations
- July 6, 2023State Formal Notice of Violation issued20 linked violations
Common questions
Is WINNECONNE WATERWORKS required to publish a Consumer Confidence Report?
- Yes. WINNECONNE WATERWORKS is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is WINNECONNE WATERWORKS’s next Consumer Confidence Report due?
- WINNECONNE WATERWORKS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does WINNECONNE WATERWORKS have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for WINNECONNE WATERWORKS.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
WINNECONNE VIL CLERK - AHLANA SARAY
Phone not on record
WINNECONNE, WI 54986-9502