Drinking Water Compliance OS

WILLIAMSTOWN, MO · Clark County

CLARK COUNTY CONS PWSD 1 Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

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)
MO2024138
System type
Community Water System
Population served
7,140
Service connections
3,188
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Lead Consumer Notice

    Lead and Copper Rule

    December 30, 2023 – April 4, 2024

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    July 1, 2019 – November 25, 2019

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Contact

LEMMON, LEE

573-853-4550

WILLIAMSTOWN, MO 63473-0000