Drinking Water Compliance OS

MENTOR, OH · Williams County

AQUA OHIO - SENECA 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)
OH8601512
System type
Community Water System
Population served
750
Service connections
307
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    August 1, 2007 – August 31, 2007

    Resolved
  • Monitoring, Regular

    Cadmium

    September 16, 1986 – September 15, 1989

    Resolved
  • Monitoring, Regular

    Chromium

    September 16, 1986 – September 15, 1989

    Resolved
  • Monitoring, Regular

    Fluoride

    September 16, 1986 – September 15, 1989

    Resolved
  • Monitoring, Regular

    Mercury

    September 16, 1986 – September 15, 1989

    Resolved
  • Monitoring, Regular

    Nitrate

    September 16, 1986 – September 15, 1989

    Resolved
  • Monitoring, Regular

    Selenium

    September 16, 1986 – September 15, 1989

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 1, 1984 – September 30, 1988

    Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

BOWERS, WILLIAM M

440-255-3984

MENTOR, OH 44060