B77/100
OSWEGO CITY — Water Quality Report 2026
Serving 29,400 people · New York
Water Source
Surface Water
County
—
System ID
NY3704361
Violations
4
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
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 OSWEGO CITY
Is OSWEGO CITY water safe to drink?
OSWEGO CITY water receives a grade of B (77/100), which is considered good. Out of 69 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has OSWEGO CITY detected?
69 contaminants were tested in OSWEGO CITY's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does OSWEGO CITY have any EPA violations?
Yes, OSWEGO CITY has 4 EPA violation(s) on record, with the most recent in 2015. Violation types include TT. 4 are health-based violations.
How many people does OSWEGO CITY serve?
OSWEGO CITY serves approximately 29,400 people, New York. The system provides water to 1 community: Oswego (C).
What type of water does OSWEGO CITY provide?
OSWEGO 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 NY3704361.
How does OSWEGO CITY compare to other utilities in New York?
OSWEGO CITY scores 77/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our New York state page for a full comparison of water systems.