Tres Marias, Chile

Monitoring Station · Tocopilla, Chile
5
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
36 6pm
36
5
36 9pm
36
36
36 12am
29
29
29 3am
29
29
29 6am
29
29
— 9am
—
—
— 12pm
—
—
— 3pm
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Station readings
5
CAMS model adj +2
34
34
34
34
34
34
34
27
27
27
27
27
27
27
27

Air Quality Trend (24h)

PM2.51.2 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

9
Tres Marias, Chile
0.0 km PM2.5: 2.2 µg/m³
-
Gobernación
3.9 km
109
Bomberos, Chile
6.1 km PM2.5: 38.7 µg/m³
109
Bomberos, Chile
6.1 km PM2.5: 38.7 µg/m³
109
Bomberos, Chile
6.1 km PM2.5: 38.7 µg/m³
65
Bomberos, Chile
6.1 km PM2.5: 18.8 µg/m³

Nearby Cities

5 Tocopilla 16 Calama 38 Antofagasta 5 Alto Hospicio 23 Pozo Almonte 5 Iquique

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T21:23 UTC.