SmogRank / World / United States / New York / October 2026
Most polluted cities in New York, United States, October 2026
10 cities in New York, United States ranked by their average PM2.5 so far (5 of 31 days). Worst: Buffalo at 7.1 µg/m³, #1,065 of 2,246 cities in the world. Cleanest: Utica at 4.3. A city needs measurements on 70% of the days to be ranked.
About 0 people in this city breathed unhealthy air on an average day of October 2026.
Ranked by people: each city's population times its share of unhealthy days, those with a daily mean over 35.4 µg/m³ (US AQI 101+). That is how many people living there breathed unhealthy air on an average day. Only cities measured at 2 or more places at least 3 km apart are ranked: one monitor shouldn't speak for a whole city. Population is the city itself, not its wider metro area.
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
All cities in the world, October 2026 · All cities in United States, October 2026 · New York now
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SmogRank, most polluted cities in New York, United States, PM2.5, October 2026 (so far), smogrank.com/us/region/new-york/history/2026-10 (accessed 7 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.