WILLIAMSVILLE, MO · Wayne County
WILLIAMSVILLE PWS Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 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)
- MO4010861
- System type
- Community Water System
- Population served
- 342
- Service connections
- 182
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Consumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
July 1, 2023 – November 1, 2023
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
July 1, 2021 – December 6, 2021
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
July 1, 2020 – November 10, 2020
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
May 1, 2014 – May 31, 2014
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
June 24, 1980 – September 23, 1983
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
June 24, 1980 – September 23, 1982
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2023 – November 1, 2023 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| July 1, 2021 – December 6, 2021 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| July 1, 2020 – November 10, 2020 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| May 1, 2014 – May 31, 2014 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| June 24, 1980 – September 23, 1983 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| June 24, 1980 – September 23, 1982 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
No enforcement actions on record for this system.
Contact
JOY, SANDY
573-998-2745
WILLIAMSVILLE, MO 63967-0000