Drinking Water Compliance OS

ROCKER, MT · Silver Bow County

ROCKER WATER AND SEWER DISTRICT Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of August 24, 2022. 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 Silver Bow County, MT.

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 Montana’s official records. Always confirm current status with Montana before making decisions based on this information.

System facts

System ID (PWSID)
MT0003478
System type
Community Water System
Population served
2,250
Service connections
95
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2022 – July 5, 2022

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    April 1, 2012 – April 18, 2012

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    April 1, 2007 – April 30, 2007

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    August 1, 1992 – August 31, 1992

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    May 1, 1992 – May 31, 1992

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    April 1, 1992 – April 30, 1992

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Last known contact on file (system is inactive)

MOLIGNONI, ALBERT

406-723-9365

ROCKER, MT 59701