SmogRank / World / Spain / Canary Islands / September 2025

Most polluted cities in Canary Islands, Spain, September 2025

18 cities in Canary Islands, Spain ranked by their average PM2.5 over the 30 days. Worst: Vecindario at 21.3 µg/m³, #183 of 3,052 cities in the world. Cleanest: Telde at 6.9. A city needs measurements on 70% of the days to be ranked.

About 2.91K people in these 5 cities breathed unhealthy air on an average day of September 2025.

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.

← Granadilla de Abona 2.67K 2K0

Every city in Canary Islands, Spain ranked for September 2025 with monitors in two or more places, one column each, ranked by people breathing unhealthy air: height is people on an average day, colour its average. Point at it to read a city; tap to open it.

Good0–50

Moderate51–100

Sensitive groups101–150

Unhealthy151–200

Very unhealthy201–300

Hazardous301+

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 Canary Islands, Spain, PM2.5, September 2025, smogrank.com/es/region/canary-islands/history/2025-09 (accessed 6 Oct 2026).

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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.