Drinking Water Compliance OS

ASBURY, IA · Dubuque County

AADC (MAPLE HILLS WATER CORPORATION) Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of June 27, 2002. 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 Dubuque County, IA.

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)
IA3100872
System type
Community Water System
Population served
260
Service connections
56
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    April 1, 1992 – September 7, 1992

    Resolved
  • Monitoring, Regular

    Barium

    July 1, 1989 – June 30, 1992

    Resolved
  • Monitoring, Regular

    Cadmium

    July 1, 1989 – June 30, 1992

    Resolved
  • Monitoring, Regular

    Fluoride

    July 1, 1989 – June 30, 1992

    Resolved
  • Monitoring, Regular

    Selenium

    July 1, 1989 – June 30, 1992

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Last known contact on file (system is inactive)

Not on record

563-556-7106

ASBURY, IA 52002