C45/100
HORNELL CITY — Water Quality Report 2026
Serving 9,870 people · New York
Water Source
Surface Water
County
—
System ID
NY5001215
Violations
44
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
1
Health-Related
TIER 1 — URGENTResolved
Violation related to Nitrate
When: November 1, 2021 – November 6, 2021Rule: Surface Water Treatment RuleEnforcement: 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 HORNELL CITY
Is HORNELL CITY water safe to drink?
HORNELL CITY water receives a grade of C (45/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 44 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has HORNELL CITY detected?
31 contaminants were tested in HORNELL CITY's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does HORNELL CITY have any EPA violations?
Yes, HORNELL CITY has 44 EPA violation(s) on record, with the most recent in 2021. Violation types include TT, MR. 2 are health-based violations.
How many people does HORNELL CITY serve?
HORNELL CITY serves approximately 9,870 people, New York. The system provides water to 3 communities: Hornell (C), Hornelslville (T), North Hornell (V).
What type of water does HORNELL CITY provide?
HORNELL 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 NY5001215.
How does HORNELL CITY compare to other utilities in New York?
HORNELL CITY scores 45/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our New York state page for a full comparison of water systems.