CUDAHY, WI · Milwaukee County
CUDAHY WATERWORKS Water System
Consumer Confidence Report status
CUDAHY 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 CUDAHY 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)
- WI2410169
- System type
- Community Water System
- Population served
- 18,659
- Service connections
- 6,910
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
CUDAHY WATERWORKS is one of 87 community water systems in Wisconsin in the 10,001 to 100,000 people size category, serving 18,659 people from surface water.
As of August 1, 2026, its federal record holds 2 entries between 1994 and 2002, all of which EPA lists as closed. Nothing has been added since 2002.
Of the 2, 1 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Public Notice Rule and Revised PN Rule and volatile organic chemicals.
Violation history
Public Notification Violation for NPDWR Violation
—Public Notice
May 1, 2002 – February 22, 2011
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
October 1, 1994 – December 31, 1994
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| May 1, 2002 – February 22, 2011 | Public Notification Violation for NPDWR Violation | Public Notice | — | Resolved |
| October 1, 1994 – December 31, 1994 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- November 23, 2010Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
- January 25, 2008Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
Common questions
Is CUDAHY WATERWORKS required to publish a Consumer Confidence Report?
- Yes. CUDAHY 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 CUDAHY WATERWORKS’s next Consumer Confidence Report due?
- CUDAHY WATERWORKS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CUDAHY WATERWORKS have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for CUDAHY 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
CUDAHY CITY CLERK - KELLY SOBIESKI
Phone not on record
CUDAHY, WI 53110-2045