Air quality in Calama today
Chile · Updated Thursday 21:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Moderate European AQI
Sensitive people may want to take it easier outdoors.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 12 µg/m³ | Fair |
| PM10 | 64 µg/m³ | Poor |
| NO₂ | 2 µg/m³ | Good |
| O₃ | 76 µg/m³ | Fair |
The pollutant that matters most in Calama right now is PM10.
Forecast: next 24 hours
Over the next 24 hours the air in Calama is expected to be worst around Fri 17:00 (AQI 79, poor). The cleanest hour is expected around Fri 06:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Thu 22:00 | 35 | Fair | 10 |
| Fri 01:00 | 37 | Fair | 11 |
| Fri 04:00 | 31 | Fair | 11 |
| Fri 07:00 | 28 | Fair | 9 |
| Fri 10:00 | 40 | Fair | 12 |
| Fri 13:00 | 45 | Moderate | 12 |
| Fri 16:00 | 76 | Poor | 26 |
| Fri 19:00 | 65 | Poor | 22 |
The last 30 days
Over the last 30 days the average daily AQI in Calama was 55, with 4 day(s) rated poor or worse. The cleanest day was 18 Sept, the most polluted 10 Sept.
Questions and answers
- Is the air in Calama good today?
- Right now the European Air Quality Index in Calama is 45, which is moderate. Sensitive people may want to take it easier outdoors.
- What pollutes the air in Calama?
- At the moment PM10 contributes most to the air quality index in Calama. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Calama be cleanest?
- Over the next 24 hours the air in Calama is expected to be worst around Fri 17:00 (AQI 79, poor). The cleanest hour is expected around Fri 06:00.
- Where does this data come from?
- Wheezair shows model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), served by Open-Meteo: about 11 km resolution in Europe and 40 km elsewhere, updated daily. They are not station measurements, so a busy street can be worse than its city's value.