FORISTELL, MO · St. Charles County
FOREST HILL SUBD Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of September 1, 1991. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in St. Charles County, MO.
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)
- MO6036004
- System type
- Community Water System
- Population served
- 65
- Service connections
- 27
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Maximum Contaminant Level Violation, Average
Health-basedCombined Radium (-226 and -228)
December 20, 1982 – September 19, 1984
ArchivedMaximum Contaminant Level Violation, Average
Health-basedCombined Radium (-226 and -228)
December 20, 1982 – September 19, 1983
ArchivedMaximum Contaminant Level Violation, Average
Health-basedGross Alpha, Excl. Radon and U
August 23, 1982 – November 22, 1983
ArchivedMaximum Contaminant Level Violation, Average
Health-basedGross Alpha, Excl. Radon and U
August 23, 1982 – September 22, 1982
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| December 20, 1982 – September 19, 1984 | Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Health-based | Archived |
| December 20, 1982 – September 19, 1983 | Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Health-based | Archived |
| August 23, 1982 – November 22, 1983 | Maximum Contaminant Level Violation, Average | Gross Alpha, Excl. Radon and U | Health-based | Archived |
| August 23, 1982 – September 22, 1982 | Maximum Contaminant Level Violation, Average | Gross Alpha, Excl. Radon and U | Health-based | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
No enforcement actions on record for this system.
Last known contact on file (system is inactive)
Not on record
314-673-2015
FORISTELL, MO 63348