Oswego
Is Oswego tap water safe to drink?
Mostly yes — Oswego scores 100/100. This report aggregates EPA drinking water data across 2 local systems in Oswego. We found 208 total violations (0 unresolved).
Real-Time Environment
Live: 02:30 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Oswego.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Oswego?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Filter requirements and certified reduction benchmarks for Oswego tap water.
Baby Formula Safety
Infant formula preparation risks, nitrate levels, and lead pipe guidance in Oswego.
Homebuyer's Perspective
Evaluating water infrastructure in Oswego protects plumbing and helps estimate water heater longevity. The high safety score (100/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Residents should monitor Lead (90th percentile) levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.
View Health Risk Glossary →Compliance Record for Oswego
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Oswego.
Frequently Asked Questions
Is Oswego tap water safe to drink?
Mostly yes — Oswego scores 100/100.
How many water systems serve Oswego?
Oswego is served by 2 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Oswego?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Oswego.
What is the water quality score for Oswego?
The water quality score for Oswego is 100 out of 100, based on EPA contaminant data, violation history, and testing results across the 2 systems serving the city.
What are the top contaminants in Oswego?
The top contaminants detected in Oswego include Lead (90th percentile). View detailed information on our contaminants page.
Oswego Water Quality Summary
Oswego, NY receives a water quality score of 100/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 2 public water systems serving the area.
Oswego's water quality is above the national average, with strong compliance records and low contaminant levels. Residents generally receive clean, safe tap water that meets EPA standards.
Oswego's score of 100 is 17 points above the New York state average of 83, and above the nationwide average of roughly 78/100 across all U.S. states.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our New York water quality rankings report →
Key Contaminants
Join the Oswego updates waitlist
We are developing email updates. This form records your interest; automated violation and boil-water advisory emails are not active.
We will use your address to contact you if updates become available. See our Privacy Policy.
Water Systems Serving Oswego (2)
Check Your Specific Address
Water quality can vary by neighborhood in Oswego.
Related
Quick compare in New York
Compare Oswego water quality: View all states · Contaminant library · How we score water quality