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
32 2am
138
90
90 5am
90
90
90 8am
90
78
78 11am
78
78
78 2pm
78
78
— 5pm
—
—
— 8pm
—
—
— 11pm
—
—
Station readings
32
138
CAMS model adj +24
66
66
66
66
66
66
66
66
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

235
Gennevilliers, Paris
5.8 km PM2.5: 184.8 µg/m³
20
Paris 18eme, Paris
7.7 km PM2.5: 4.8 µg/m³
35
Paris 1er Les Halles, Paris
8.3 km PM2.5: 8.4 µg/m³
72
Paris
9.0 km PM2.5: 22.1 µg/m³
27
Paris
9.0 km PM2.5: 6.5 µg/m³
60
Paris
9.0 km PM2.5: 16.4 µg/m³
60
Arcueil
11.3 km PM2.5: 16.2 µg/m³
165
Boulevard Peripherique Est, Paris
13.9 km PM2.5: 82.6 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 2026-04-15T05:16 UTC.