Drinking Water Compliance OS

MARYSVILLE, MI · St. Clair County

MARYSVILLE, CITY OF 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 Michigan’s official records. Always confirm current status with Michigan before making decisions based on this information.

System facts

System ID (PWSID)
MI0004160
System type
Community Water System
Population served
9,959
Service connections
2,296
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring, Regular

    Chlordane

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    Picloram

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    Aldicarb sulfone

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    Carbofuran

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    Aldicarb

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    LASSO

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    Heptachlor

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    2,4-D

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    April 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    Toxaphene

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    Diquat

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    Picloram

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    Carbofuran

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    LASSO

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    2,4-D

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    Chlordane

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Repeat Minor (TCR)

    Coliform (TCR)

    March 1, 2003 – March 31, 2003

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

BISHOP, QUENTIN

810-455-1323

MARYSVILLE, MI 48040