COLUMBIA, MO · Boone County
CITY OF COLUMBIA UTILITIES Water System
Consumer Confidence Report status
CITY OF COLUMBIA UTILITIES 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 CITY OF COLUMBIA UTILITIES.
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 Missouri’s official records. Always confirm current status with Missouri before making decisions based on this information.
System facts
- System ID (PWSID)
- MO3010181
- System type
- Community Water System
- Population served
- 126,254
- Service connections
- 50,207
- Ownership
- local government
- Water source
- groundwater (wells)
CITY OF COLUMBIA UTILITIES is the fifth largest community water system in Missouri, serving 126,254 people from groundwater.
As of August 1, 2026, EPA's published records contain no violations for this system.
Violation history
No violations on record for this system.
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is CITY OF COLUMBIA UTILITIES required to publish a Consumer Confidence Report?
- Yes. CITY OF COLUMBIA UTILITIES 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 CITY OF COLUMBIA UTILITIES’s next Consumer Confidence Report due?
- CITY OF COLUMBIA UTILITIES’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CITY OF COLUMBIA UTILITIES have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for CITY OF COLUMBIA UTILITIES.
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
ANDERSON, ALLISON
573-874-7264
COLUMBIA, MO 65201-0000