Is CUBA CITY WATERWORKS required to publish a Consumer Confidence Report?

Yes. CUBA CITY 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 CUBA CITY WATERWORKS’s next Consumer Confidence Report due?

CUBA CITY WATERWORKS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

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.

CUBA CITY, WI · Grant County

CUBA CITY WATERWORKS Water System

Consumer Confidence Report status

CUBA CITY 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 CUBA CITY 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): WI1220092
System type: Community Water System
Population served: 2,141
Service connections: 861
Ownership: local government
Water source: groundwater (wells)

CUBA CITY WATERWORKS is one of 333 community water systems in Wisconsin in the 501 to 3,300 people size category, serving 2,141 people from groundwater.

As of August 1, 2026, its federal record holds 3 entries in 1993, all of which EPA lists as closed. Nothing has been added since 1993.

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 Total Coliform Rules.

Violation history

Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 1993 – November 30, 1993
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 1993 – May 27, 1993
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
April 1, 1993 – April 30, 1993
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
November 1, 1993 – November 30, 1993	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
May 1, 1993 – May 27, 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

Resolved addressed and confirmed by the state

Enforcement actions

December 3, 1993State Formal Notice of Violation issued1 linked violation
December 3, 1993State Public Notification requested1 linked violation
November 30, 1993State Compliance achieved1 linked violation
November 26, 1993State Boil Water Order1 linked violation
August 10, 1993State Public Notification received2 linked violations
May 27, 1993State Compliance achieved1 linked violation
May 25, 1993State Formal Notice of Violation issued1 linked violation
May 25, 1993State Public Notification requested1 linked violation
May 10, 1993State Compliance achieved1 linked violation
May 5, 1993State Public Notification requested1 linked violation
May 5, 1993State Violation/Reminder Notice1 linked violation

Common questions

Is CUBA CITY WATERWORKS required to publish a Consumer Confidence Report?: Yes. CUBA CITY 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 CUBA CITY WATERWORKS’s next Consumer Confidence Report due?: CUBA CITY WATERWORKS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CUBA CITY WATERWORKS have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for CUBA CITY 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

HILL, JILL M - CITY CLERK

Phone not on record

CUBA CITY, WI 53807-1538