A85/100
AMHERST CITY PWS — Water Quality Report 2026
Serving 11,797 people · Ohio
Water Source
Purchased Surface Water
County
—
System ID
OH4700003
Violations
4
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 130.00 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2021 – August 24, 2021Enforcement: Resolving — corrective action underway
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 AMHERST CITY PWS
Is AMHERST CITY PWS water safe to drink?
AMHERST CITY PWS water receives a grade of A (85/100), which is considered excellent. Out of 70 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has AMHERST CITY PWS detected?
70 contaminants were tested in AMHERST 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 AMHERST CITY PWS have any EPA violations?
Yes, AMHERST CITY PWS has 4 EPA violation(s) on record, with the most recent in 2021. Violation types include Other, MR.
How many people does AMHERST CITY PWS serve?
AMHERST CITY PWS serves approximately 11,797 people, Ohio.
What type of water does AMHERST CITY PWS provide?
AMHERST CITY PWS 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 OH4700003.
How does AMHERST CITY PWS compare to other utilities in Ohio?
AMHERST CITY PWS scores 85/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Ohio state page for a full comparison of water systems.