SmogRank / World / Ireland / Leinster / November 2023
Most polluted cities in Leinster, Ireland, November 2023
2 cities in Leinster, Ireland ranked by their average PM2.5 over the 30 days. Worst: Dublin at 7.8 µg/m³, #1,171 of 2,194 cities in the world. Cleanest: Dún Laoghaire at 7.7. A city needs measurements on 70% of the days to be ranked.
Leinster has 15 cities ranked over the last 30 days, but only 2 here: most of its monitors have no readings for November 2023 in OpenAQ's archive, where ours come from, or too few to rank. Cities missing from this board weren't clean, just not measured.
- 1Dublin 43
- 2Dún Laoghaire 43
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, November 2023 · All cities in Ireland, November 2023 · Leinster now
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SmogRank, most polluted cities in Leinster, Ireland, PM2.5, November 2023, smogrank.com/ie/region/leinster/history/2023-11 (accessed 6 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.