D37/100
MID-OHIO WSD PLAIN CITY WTP — Water Quality Report 2026
Serving 4,467 people · Ohio
Water Source
Groundwater
County
—
System ID
OH4901112
Violations
52
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 165.00 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.005 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About MID-OHIO WSD PLAIN CITY WTP
Is MID-OHIO WSD PLAIN CITY WTP water safe to drink?
MID-OHIO WSD PLAIN CITY WTP water receives a grade of D (37/100), which is considered poor. 1 contaminant(s) exceed EPA legal limits and 52 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MID-OHIO WSD PLAIN CITY WTP detected?
32 contaminants were tested in MID-OHIO WSD PLAIN CITY WTP's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does MID-OHIO WSD PLAIN CITY WTP have any EPA violations?
Yes, MID-OHIO WSD PLAIN CITY WTP has 52 EPA violation(s) on record, with the most recent in 2023. Violation types include Other, MON, MR.
How many people does MID-OHIO WSD PLAIN CITY WTP serve?
MID-OHIO WSD PLAIN CITY WTP serves approximately 4,467 people, Ohio.
What type of water does MID-OHIO WSD PLAIN CITY WTP provide?
MID-OHIO WSD PLAIN CITY WTP sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OH4901112.
How does MID-OHIO WSD PLAIN CITY WTP compare to other utilities in Ohio?
MID-OHIO WSD PLAIN CITY WTP scores 37/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Ohio state page for a full comparison of water systems.