HILLSBORO, MO · Jefferson County
JEFFERSON COUNTY PWSD 7 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)
- MO6024299
- System type
- Community Water System
- Population served
- 6,100
- Service connections
- 2,523
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
LSL Reporting
—LEAD AND COPPER RULE REVISIONS
October 17, 2024 – November 21, 2025
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
June 1, 2011 – June 30, 2011
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
December 1, 1995 – December 31, 1995
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 |
|---|---|---|---|---|
| October 17, 2024 – November 21, 2025 | LSL Reporting | LEAD AND COPPER RULE REVISIONS | — | Resolved |
| June 1, 2011 – June 30, 2011 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| December 1, 1995 – December 31, 1995 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | 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
MILLS, CODY
636-479-5593
HILLSBORO, MO 63050-0000