GILMAN CITY, MO · Harrison County
GILMAN CITY PWS Water System
Consumer Confidence Report status
GILMAN CITY PWS 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 GILMAN CITY PWS.
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)
- MO1010306
- System type
- Community Water System
- Population served
- 380
- Service connections
- 183
- Ownership
- local government
- Water source
- groundwater (wells)
GILMAN CITY PWS is one of 1,412 community water systems in Missouri in the 500 or fewer people size category, serving 380 people from groundwater.
As of August 1, 2026, its federal record holds 6 entries between 1992 and 2025, all of which EPA lists as closed.
Of the 6, 3 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 Stage 2 Disinfectants and Disinfection Byproducts Rule and the Total Coliform Rules.
Violation history
Monitoring and Reporting (DBP)
—TTHM
July 1, 2025 – September 30, 2025
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
July 1, 2025 – September 30, 2025
ResolvedMaximum Contaminant Level Violation, Average
Health-basedTTHM
April 1, 2022 – June 30, 2022
ResolvedMaximum Contaminant Level Violation, Average
Health-basedTTHM
January 1, 2022 – March 31, 2022
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
June 1, 2015 – June 30, 2015
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 28, 1992 – September 27, 1992
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2025 – September 30, 2025 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| July 1, 2025 – September 30, 2025 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| April 1, 2022 – June 30, 2022 | Maximum Contaminant Level Violation, Average | TTHM | Health-based | Resolved |
| January 1, 2022 – March 31, 2022 | Maximum Contaminant Level Violation, Average | TTHM | Health-based | Resolved |
| June 1, 2015 – June 30, 2015 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| August 28, 1992 – September 27, 1992 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is GILMAN CITY PWS required to publish a Consumer Confidence Report?
- Yes. GILMAN CITY PWS 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 GILMAN CITY PWS’s next Consumer Confidence Report due?
- GILMAN CITY PWS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does GILMAN CITY PWS have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for GILMAN CITY PWS.
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
MC MAHON, CASEY
660-876-5613
GILMAN CITY, MO 64642-0000