Drinking Water Compliance OS

MOUNT VERNON, IA · Linn County

MOUNT VERNON WATER SUPPLY 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 Iowa’s official records. Always confirm current status with Iowa before making decisions based on this information.

System facts

System ID (PWSID)
IA5758021
System type
Community Water System
Population served
4,527
Service connections
1,360
Ownership
local government
Water source
groundwater (wells)

Violation history

  • Public Notification Violation for NPDWR Violation

    Public Notice

    June 20, 2012 – April 29, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    November 1, 2006 – December 31, 2008

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    April 1, 2004 – March 31, 2005

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Contact

MOUNT VERNON WATER SUPPLY

319-270-0459

MOUNT VERNON, IA 52314