Drinking Water Compliance OS

BILLINGS, MT · Yellowstone County

SOUTH HILLS WATER AND SEWER DIST Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of July 11, 2003. 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 Yellowstone 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)
MT0003110
System type
Community Water System
Population served
350
Service connections
161
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring, Regular

    Toluene

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    Nitrate-Nitrite

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2003 – December 31, 2003

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    December 1, 1998 – December 31, 1998

    Archived
  • Monitoring, Regular

    Nitrate

    January 1, 1997 – December 31, 1997

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    February 1, 1996 – February 29, 1996

    Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Last known contact on file (system is inactive)

Not on record

406-248-1215

BILLINGS, MT 59104