La Defense, Paris

Monitoring Station · La Defense, France
138
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
138 3am
90
90
90 6am
90
90
90 9am
78
78
78 12pm
78
78
78 3pm
78
78
— 6pm
—
—
— 9pm
—
—
— 12am
—
—
Station readings
138
CAMS model adj +24
66
66
66
66
66
66
66
54
54
54
54
54
54
54
54

Air Quality Trend (24h)

PM2.550.5 µg/m³ ×3.4 WHO
Unhealthy for sensitive groups
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Nearby Monitoring Stations

35
La Defense, Paris
0.0 km PM2.5: 8.4 µg/m³
9
Paris Stade Lenglen, Paris
7.1 km PM2.5: 2.2 µg/m³
72
Paris
9.0 km PM2.5: 22.1 µg/m³
45
Paris
9.0 km PM2.5: 10.8 µg/m³
27
Paris
9.0 km PM2.5: 6.5 µg/m³
60
Paris
9.0 km PM2.5: 16.4 µg/m³
73
Autoroute A1 - Saint-denis, Paris
9.3 km PM2.5: 22.6 µg/m³
70
Arcueil
11.3 km PM2.5: 20.9 µg/m³

Nearby Cities

138 La Defense 137 Puteaux 136 Courbevoie 137 La Garenne-Colombes 133 Neuilly-sur-Seine 133 Suresnes 134 Nanterre 134 Colombes 129 Levallois-Perret

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T06:59 UTC.