C56/100
FOSTORIA CITY — Water Quality Report 2026
Serving 13,441 people · Ohio
Water Source
Surface Water
County
—
System ID
OH7400411
Violations
12
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 40.00 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2010.
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 FOSTORIA CITY
Is FOSTORIA CITY water safe to drink?
FOSTORIA CITY water receives a grade of C (56/100), which is considered fair. 1 contaminant(s) exceed EPA legal limits and 12 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has FOSTORIA CITY detected?
70 contaminants were tested in FOSTORIA CITY's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does FOSTORIA CITY have any EPA violations?
Yes, FOSTORIA CITY has 12 EPA violation(s) on record, with the most recent in 2010. Violation types include TT, MR, Other. 6 are health-based violations.
How many people does FOSTORIA CITY serve?
FOSTORIA CITY serves approximately 13,441 people, Ohio.
What type of water does FOSTORIA CITY provide?
FOSTORIA CITY 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 OH7400411.
How does FOSTORIA CITY compare to other utilities in Ohio?
FOSTORIA CITY scores 56/100 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.