Drinking Water Compliance OS

WALFORD, IA · Johnson County

CORRIDOR RIDGE SUBDIVISION 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)
IA5280303
System type
Community Water System
Population served
108
Service connections
43
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    October 1, 2022 – October 31, 2022

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    January 1, 2022 – March 31, 2022

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    December 1, 2021 – February 21, 2022

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    October 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Nitrate

    April 1, 2018 – March 13, 2019

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    July 1, 2012 – September 30, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    April 1, 2012 – June 30, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    May 1, 2006 – May 31, 2006

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Contact

CORRIDOR RIDGE SUBDIVISION

319-845-3067

WALFORD, IA 52351