F0/100
WELLSTON CITY PWS — Water Quality Report 2026
Serving 7,000 people · Ohio
Water Source
Surface Water
County
—
System ID
OH4001912
Violations
90
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 97.00 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
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 WELLSTON CITY PWS
Is WELLSTON CITY PWS water safe to drink?
WELLSTON CITY PWS water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 90 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has WELLSTON CITY PWS detected?
35 contaminants were tested in WELLSTON CITY PWS's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does WELLSTON CITY PWS have any EPA violations?
Yes, WELLSTON CITY PWS has 90 EPA violation(s) on record, with the most recent in 2022. Violation types include Other, MCL, MR. 18 are health-based violations.
How many people does WELLSTON CITY PWS serve?
WELLSTON CITY PWS serves approximately 7,000 people, Ohio.
What type of water does WELLSTON CITY PWS provide?
WELLSTON CITY PWS sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is OH4001912.
How does WELLSTON CITY PWS compare to other utilities in Ohio?
WELLSTON CITY PWS scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Ohio state page for a full comparison of water systems.