New York Tap Water Quality: Is It Safe to Drink?
2026 EPA water quality data for 2,240 community water systems serving a combined 18,544,201 people in New York. Find your water system to see violations, PFAS results, lead testing, and a safety grade — free.
New York City enjoys some of the nation's highest-quality tap water, gravity-fed from protected Catskill and Delaware watershed reservoirs. Upstate and Long Island communities face different challenges including PFAS contamination, industrial legacy pollutants, and nitrate from agricultural and suburban sources. Lead from pre-war plumbing remains a concern in older buildings across the state.
Find Your Water System in New York
Enter your ZIP code to see EPA violations, lead test results, PFAS data, and a safety grade for your water.
Showing the 250 largest of 2,240 community water systems in New York, by population served. Use the ZIP search above or the city links to find a smaller system.
New York Drinking Water: Frequently Asked Questions
Is New York tap water safe to drink?
New York has 2,240 community water systems regulated by the EPA serving a combined 18,544,201 people. Water quality varies by system — search above to find your specific utility and see its violation history, lead test results, and safety grade.
How many water systems are in New York?
There are 2,240 EPA-regulated community water systems in New York serving a combined 18,544,201 people. Each system is required to test for over 90 contaminants and publicly report any violations.
Does New York have PFAS in its drinking water?
PFAS (forever chemicals) have been detected in water systems across the country, including New York. The EPA finalized enforceable PFAS limits in 2024. Search for your specific water system above to see if PFAS were detected and whether levels exceed the new federal limits.
EPA data last updated: 2026-07-12