B61/100
WESTERN WATER COMPANY — Water Quality Report 2026
Serving 39,508 people · Ohio
Water Source
Purchased Surface Water
County
—
System ID
OH8300512
Violations
20
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.35 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.001 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 WESTERN WATER COMPANY
Is WESTERN WATER COMPANY water safe to drink?
WESTERN WATER COMPANY water receives a grade of B (61/100), 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 WESTERN WATER COMPANY detected?
67 contaminants were tested in WESTERN WATER COMPANY's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does WESTERN WATER COMPANY have any EPA violations?
Yes, WESTERN WATER COMPANY has 20 EPA violation(s) on record, with the most recent in 2022. Violation types include Other, MR, MCL. 2 are health-based violations.
How many people does WESTERN WATER COMPANY serve?
WESTERN WATER COMPANY serves approximately 39,508 people, Ohio.
What type of water does WESTERN WATER COMPANY provide?
WESTERN WATER COMPANY sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is OH8300512.
How does WESTERN WATER COMPANY compare to other utilities in Ohio?
WESTERN WATER COMPANY scores 61/100 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.