CINCINNATI, IA · Appanoose County
CINCINNATI MUNICIPAL WATER CO Water System
Consumer Confidence Report status
CINCINNATI MUNICIPAL WATER CO 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 CINCINNATI MUNICIPAL WATER CO.
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 Iowa’s official records. Always confirm current status with Iowa before making decisions based on this information.
System facts
- System ID (PWSID)
- IA0410026
- System type
- Community Water System
- Population served
- 290
- Service connections
- 205
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
CINCINNATI MUNICIPAL WATER CO is one of 1,221 community water systems in Iowa in the 500 or fewer people size category, serving 290 people from surface water.
As of August 1, 2026, its federal record holds 1 entry in 2018, all of which EPA lists as closed. Nothing has been added since 2018.
All 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 Total Coliform Rules.
Violation history
Monitoring, Routine (RTCR)
—Revised Total Coliform Rule
November 1, 2018 – November 30, 2018
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| November 1, 2018 – November 30, 2018 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- September 27, 2016State Compliance achieved226 linked violations
- September 19, 2016State Formal Notice of Violation issued24 linked violations
- April 18, 1989State Formal Notice of Violation issued1 linked violation
- March 27, 1989State Compliance achieved2 linked violations
Common questions
Is CINCINNATI MUNICIPAL WATER CO required to publish a Consumer Confidence Report?
- Yes. CINCINNATI MUNICIPAL WATER CO 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 CINCINNATI MUNICIPAL WATER CO’s next Consumer Confidence Report due?
- CINCINNATI MUNICIPAL WATER CO’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CINCINNATI MUNICIPAL WATER CO have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for CINCINNATI MUNICIPAL WATER CO.
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
CINCINNATI MUNICIPAL WATER CO
641-895-0848
CINCINNATI, IA 52549