Air quality in Chile
Air quality index (AQI⁺) and PM2.5 air pollution in Chile • 04:02, May 31
1 stations sponsored by The Foundation for Clean Air
1 stations sponsored by The Foundation for Clean Air
Live most polluted city ranking
Real-time Chile most polluted city ranking
| # | Cities | AQI⁺ US | |
|---|---|---|---|
| 1 |  Nacimiento | 198 | |
| 2 | Temuco | 170 | |
| 3 | Santiago | 131 | |
| 4 | Quillota | 107 | |
| 5 | Coronel | 106 | |
| 6 | Talcahuano | 89 | |
| 7 | Llaillay | 88 | |
| 8 | Hualpen | 84 | |
| 9 | Concon | 73 | |
| 10 | Quintero | 66 |
2025 Chile most polluted city
| Coyhaique, Aysen | 105 |
Live cleanest city ranking
Real-time Chile cleanest city ranking
| # | Cities | AQI⁺ US | |
|---|---|---|---|
| 1 | Calama | 14 | |
| 2 | Tocopilla | 56 | |
| 3 | Coyhaique | 58 | |
| 4 | Huasco | 58 | |
| 5 | Puchuncavi | 59 | |
| 6 | Quintero | 60 | |
| 7 | Concepcion | 64 | |
| 8 | Concon | 73 | |
| 9 | Talcahuano | 85 | |
| 10 | Llaillay | 88 |
2025 Chile cleanest city
| Punta Arenas, Magallanes | 24 |
2025 Chile air quality
2025 country air quality average
How polluted is Chile?
PM2.5 concentration is currently 3.4 times the World Health Organization annual PM2.5 guideline value.
2025 AQI⁺ country ranking
Which country had the worst air quality in 2025?
Worldwide PM2.5 ranking
2025 Chile global rank in air pollution
54/143
