Drinking Water Compliance OS

BALLWIN, MO · Jefferson County

COLLEGE MHP Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of June 1, 1994. 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 Jefferson 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)
MO6048288
System type
Community Water System
Population served
90
Service connections
27
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    July 1, 1993 – July 31, 1993

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    May 1, 1993 – May 31, 1993

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    February 1, 1993 – February 28, 1993

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    September 1, 1992 – September 30, 1992

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    January 1, 1992 – January 31, 1992

    Archived
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    October 1, 1991 – October 31, 1991

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    August 1, 1991 – August 31, 1991

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    July 1, 1991 – July 31, 1991

    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

314-965-7010

BALLWIN, MO 63021