SmogRank / Countries / Philippines / September 2025
Most polluted cities in Philippines, September 2025
3 cities in Philippines ranked by their average PM2.5 over the 30 days. Worst: Quezon City at 24.2 µg/m³, #99 of 2,439 cities in the world. Cleanest: Taguig at 13.7. A city needs measurements on 70% of the days to be ranked.
- 1Quezon Citylow-cost sensorsNational Capital Region 24.2
- 2Iloilolow-cost sensorsWestern Visayas 18.7
- 3Taguiglow-cost sensorsNational Capital Region 13.7
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+