C40/100
BERLIN WATER COMPANY — Water Quality Report 2026
Serving 1,896 people · Ohio
Water Source
Groundwater
County
—
System ID
OH3800012
Violations
49
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 364.00 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
4
Violations (last 5yr)
3
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: September 27, 2023 – June 19, 2024Enforcement: Resolving — corrective action underway
TIER 3Unresolved
Surface water treatment technique failure
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 BERLIN WATER COMPANY
Is BERLIN WATER COMPANY water safe to drink?
BERLIN WATER COMPANY water receives a grade of C (40/100), which is considered fair. 1 contaminant(s) exceed EPA legal limits and 49 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has BERLIN WATER COMPANY detected?
2 contaminants were tested in BERLIN 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 BERLIN WATER COMPANY have any EPA violations?
Yes, BERLIN WATER COMPANY has 49 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR.
How many people does BERLIN WATER COMPANY serve?
BERLIN WATER COMPANY serves approximately 1,896 people, Ohio.
What type of water does BERLIN WATER COMPANY provide?
BERLIN WATER COMPANY sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OH3800012.
How does BERLIN WATER COMPANY compare to other utilities in Ohio?
BERLIN WATER COMPANY scores 40/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Ohio state page for a full comparison of water systems.