Drinking Water Compliance OS

PIERRE, SD · Hughes County

OAHE PLAINS SYSTEMS CORPORATION Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of August 1, 2013. 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 Hughes County, SD.

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

System facts

System ID (PWSID)
SD4600619
System type
Community Water System
Population served
257
Service connections
103
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    June 1, 1976 – May 31, 1980

    Archived
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    June 1, 1976 – May 31, 1980

    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)

OAHE PLAINS SYSTEMS CORPORATION

6052247994

PIERRE, SD 57501