Drinking Water Compliance OS

ADA, OH · Hardin County

HILLCREST ESTATES MOBILE HOME COURT 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 Ohio’s official records. Always confirm current status with Ohio before making decisions based on this information.

System facts

System ID (PWSID)
OH3301212
System type
Community Water System
Population served
49
Service connections
30
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2013 – September 30, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2013 – September 30, 2013

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    December 31, 2009 – January 20, 2010

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    July 1, 2004 – July 2, 2007

    Resolved
  • Consumer Confidence Report Inadequate Reporting

    Consumer Confidence Rule

    July 1, 2003 – July 2, 2007

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    June 23, 1989 – April 10, 1990

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

STRANSKY, TONYA

419-303-0430

ADA, OH 45810