COBACH Air Quality
Monitoring Station
· Calexico, United States
48
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
52
8pm
52
72
72
11pm
52
45
45
2am
45
52
72
5am
52
52
45
8am
45
—
—
11am
—
—
—
2pm
—
—
—
5pm
—
—
CAMS model
adj +18
34
34
54
54
34
27
27
27
34
54
34
34
27
27
Air Quality Forecast (24h)
PM2.511.5 µg/m³
✓ WHO
Good
Gas Pollutants
O₃
0.9
µg/m³
NO₂
5.6
µg/m³
CO
0.41
mg/m³
Nearby Monitoring Stations
35
Palacio Municipal, Municipio de Mexicali, Baja California - Municipal, Mexico
44
Palacio Municipal, Municipio de Mexicali, Baja California - Municipal, Mexico
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-21T23:27 UTC.