SmogRank / World / Philippines / April 2025

Most polluted cities in Philippines, April 2025

2 cities in Philippines ranked by their average PM2.5 over the 30 days. Worst: Quezon City at 24.8 µg/m³, #231 of 2,569 cities in the world. Cleanest: Iloilo at 18.2. A city needs measurements on 70% of the days to be ranked.

  1. 1Quezon Citylow-cost sensorsNational Capital Region
    80
  2. 2Iloilolow-cost sensorsWestern Visayas
    68
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

All cities in the world, April 2025 · Philippines now

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SmogRank, most polluted cities in Philippines, PM2.5, April 2025, smogrank.com/ph/history/2025-04 (accessed 2 Oct 2026).

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