B69/100
ZANESVILLE PWS — Water Quality Report 2026
Serving 29,381 people · Ohio
Water Source
Groundwater
County
—
System ID
OH6002712
Violations
8
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 601.00 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | < 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2019.
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 ZANESVILLE PWS
Is ZANESVILLE PWS water safe to drink?
ZANESVILLE PWS water receives a grade of B (69/100), which is considered good. Out of 67 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has ZANESVILLE PWS detected?
67 contaminants were tested in ZANESVILLE 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 ZANESVILLE PWS have any EPA violations?
Yes, ZANESVILLE PWS has 8 EPA violation(s) on record, with the most recent in 2019. Violation types include MON, MCL, Other. 3 are health-based violations.
How many people does ZANESVILLE PWS serve?
ZANESVILLE PWS serves approximately 29,381 people, Ohio.
What type of water does ZANESVILLE PWS provide?
ZANESVILLE PWS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OH6002712.
How does ZANESVILLE PWS compare to other utilities in Ohio?
ZANESVILLE PWS scores 69/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Ohio state page for a full comparison of water systems.