Drinking Water Compliance OS

WEST COLUMBIA, SC · York County

UPST HEATER/WILLOWBROOK Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of July 1, 1998. 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 York County, SC.

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

System facts

System ID (PWSID)
SC4650026
System type
Community Water System
Population served
131
Service connections
45
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    June 1, 1996 – July 1, 1998

    Archived
  • Initial Tap Sampling for Pb and Cu

    Lead and Copper Rule

    January 1, 1994 – January 10, 1995

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Gross Beta Particle Activity

    October 1, 1988 – October 31, 1988

    Archived

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

Enforcement actions

Last known contact on file (system is inactive)

Not on record

803-796-2870

WEST COLUMBIA, SC 29169