Public water system record
Mid-Ohio WSD Plain City WTP
Serves Plain City, Madison County and Union County, OH · 4,467 people served
Federal records show no health-based violations and 5 monitoring/reporting issues for Mid-Ohio WSD Plain City WTP in the last ten years. At least one of these issues remains unresolved.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 5
Key facts
- Mid-Ohio WSD Plain City WTP draws water from 2 wells.
- Record on file since 1986, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 180 lead and 368 unknown out of 1,866 service lines.
Check whether Mid-Ohio WSD Plain City WTP serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Dec 17, 2025 | Active |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Jul 2, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jan 5, 2023 | Active |
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jan 28, 2020 | Active |
Full record since 1986
EPA's records for Mid-Ohio WSD Plain City WTP go back to 1986. Before October 19, 2016 they list no health-based violations and 49 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 8 |
| 1990s | 0 | 3 |
| 2000s | 0 | 35 |
| 2010 to October 18, 2016 | 0 | 3 |
| 2020s | 0 | 5 |
Where the water comes from
Mid-Ohio WSD Plain City WTP draws water from 2 wells.
Annual water quality report
Mid-Ohio WSD Plain City WTP must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Ohio.
Certified drinking water labs by state EPA guidance for private wells