SmogRank / World / Iceland / Capital Region / June 2026
Most polluted cities in Capital Region, Iceland, June 2026
2 cities in Capital Region, Iceland ranked by their average PM2.5 over the 30 days. Worst: Reykjavík at 3.6 µg/m³, #2,333 of 2,466 cities in the world. Cleanest: Garðabær at 2.6. A city needs measurements on 70% of the days to be ranked.
Ranked by unhealthy days: the share of each city's measured days with a daily mean over 35.4 µg/m³ (US AQI 101+), Unhealthy for Sensitive Groups or worse on the US EPA's scale. Ties go to the higher average.
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
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SmogRank, most polluted cities in Capital Region, Iceland, PM2.5, June 2026, smogrank.com/is/region/capital-region/history/2026-06 (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.