GRAIN VALLEY, MO · Jackson County
GRAIN VALLEY 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)
- MO1010320
- System type
- Community Water System
- Population served
- 16,000
- Service connections
- 6,052
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Maximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
July 1, 2015 – July 31, 2015
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
July 1, 2007 – July 31, 2007
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
February 1, 2003 – February 28, 2003
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2001 – February 19, 2003
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
September 1, 1992 – September 30, 1992
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2015 – July 31, 2015 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| July 1, 2007 – July 31, 2007 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| February 1, 2003 – February 28, 2003 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 2001 – February 19, 2003 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| September 1, 1992 – September 30, 1992 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
No enforcement actions on record for this system.
Contact
MARTIN, JAMES PATRICK
816-847-0091
GRAIN VALLEY, MO 64029-0364