A92/100

OLEAN CITY — Water Quality Report 2026

Serving 14,500 people · New York

Water Source
Surface Water
County
System ID
NY0400345
Violations
2

Contaminant Test Results

2 contaminants above EPA health goals
ContaminantDetectedLimit (MCL)Status
chlorate
390.00 µg/LAbove Goal
Lead (90th percentile)
0.004 mg/L0.015 mg/LAbove Goal

EPA Violation History

1

Violation (last 5yr)

0

Unresolved

0

Health-Related

TIER 3Resolved

Reporting violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 17, 2024 – June 4, 2025Rule: Ground Water 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 OLEAN CITY

Is OLEAN CITY water safe to drink?

OLEAN CITY water receives a grade of A (92/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.

What contaminants has OLEAN CITY detected?

69 contaminants were tested in OLEAN CITY's water. Notable contaminants include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).

Does OLEAN CITY have any EPA violations?

Yes, OLEAN CITY has 2 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, MR.

How many people does OLEAN CITY serve?

OLEAN CITY serves approximately 14,500 people, New York. The system provides water to 1 community: Olean (C).

What type of water does OLEAN CITY provide?

OLEAN 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 NY0400345.

How does OLEAN CITY compare to other utilities in New York?

OLEAN CITY scores 92/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our New York state page for a full comparison of water systems.

Cities Served