COLUMBUS, OH · Madison County
MID-OHIO WSD PLAIN CITY WTP Water System
Current status
4 items on record are open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.
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)
- OH4901112
- System type
- Community Water System
- Population served
- 4,467
- Service connections
- 1,865
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Consumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
December 17, 2025
UnaddressedNotification, Known or Potential LSL
—LEAD AND COPPER RULE REVISIONS
July 2, 2025
UnaddressedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
January 5, 2023
UnaddressedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
January 1, 2021 – January 31, 2021
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
January 28, 2020
UnaddressedMonitoring and Reporting (DBP)
—TTHM
January 1, 2013 – September 30, 2013
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2013 – September 30, 2013
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
January 1, 2010 – January 31, 2010
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
August 1, 2008 – August 31, 2008
ResolvedMonitoring, Regular
—Beryllium, Total
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Xylenes, Total
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—1,2-Dichloropropane
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—CHLOROBENZENE
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Benzene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—DICHLOROMETHANE
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Vinyl chloride
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—1,2-Dichloroethane
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Tetrachloroethylene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Ethylbenzene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Carbon tetrachloride
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Trichloroethylene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Toluene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Styrene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—o-Dichlorobenzene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—p-Dichlorobenzene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Thallium, Total
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Antimony, Total
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Arsenic
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Selenium
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Fluoride
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—CYANIDE
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Chromium
July 1, 2003 – December 31, 2003
ResolvedMonitoring, Regular
—Cadmium
July 1, 2003 – December 31, 2003
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2000 – August 10, 2000
ResolvedMonitoring, Regular
—LASSO
April 1, 1999 – June 30, 1999
ResolvedMonitoring, Regular
—Atrazine
April 1, 1999 – June 30, 1999
ResolvedMonitoring, Regular
—Simazine
April 1, 1999 – June 30, 1999
ResolvedMonitoring, Regular
—Arsenic
October 1, 1986 – September 30, 1989
ArchivedMonitoring, Regular
—Cadmium
October 1, 1986 – September 30, 1989
ArchivedMonitoring, Regular
—Chromium
October 1, 1986 – September 30, 1989
ArchivedMonitoring, Regular
—Fluoride
October 1, 1986 – September 30, 1989
ArchivedMonitoring, Regular
—Mercury
October 1, 1986 – September 30, 1989
Archived
Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| December 17, 2025 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Unaddressed |
| July 2, 2025 | Notification, Known or Potential LSL | LEAD AND COPPER RULE REVISIONS | — | Unaddressed |
| January 5, 2023 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Unaddressed |
| January 1, 2021 – January 31, 2021 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| January 28, 2020 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Unaddressed |
| January 1, 2013 – September 30, 2013 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2013 – September 30, 2013 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2010 – January 31, 2010 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| August 1, 2008 – August 31, 2008 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Beryllium, Total | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Benzene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Toluene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Styrene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Thallium, Total | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Antimony, Total | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Arsenic | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Selenium | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Fluoride | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | CYANIDE | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Chromium | — | Resolved |
| July 1, 2003 – December 31, 2003 | Monitoring, Regular | Cadmium | — | Resolved |
| July 1, 2000 – August 10, 2000 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| April 1, 1999 – June 30, 1999 | Monitoring, Regular | LASSO | — | Resolved |
| April 1, 1999 – June 30, 1999 | Monitoring, Regular | Atrazine | — | Resolved |
| April 1, 1999 – June 30, 1999 | Monitoring, Regular | Simazine | — | Resolved |
| October 1, 1986 – September 30, 1989 | Monitoring, Regular | Arsenic | — | Archived |
| October 1, 1986 – September 30, 1989 | Monitoring, Regular | Cadmium | — | Archived |
| October 1, 1986 – September 30, 1989 | Monitoring, Regular | Chromium | — | Archived |
| October 1, 1986 – September 30, 1989 | Monitoring, Regular | Fluoride | — | Archived |
| October 1, 1986 – September 30, 1989 | Monitoring, Regular | Mercury | — | Archived |
Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- July 29, 2014State Public Notification received9 linked violations
- March 25, 2010State Public Notification requested12 linked violations
- March 29, 2004State Public Notification received23 linked violations
- March 8, 2004State Compliance achieved76 linked violations
- February 5, 2004State Compliance achieved22 linked violations
- August 10, 2000State Compliance achieved2 linked violations
- December 22, 1986State Formal Notice of Violation issued8 linked violations
- August 27, 1986State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
- December 19, 1985State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
Contact
MCKEE, KYLA M.
740-412-2479
COLUMBUS, OH 43201