C.C. 3 Frontières, Alsace, France
Monitoring Station
· Saint-Louis, France
149
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
118
4pm
149
74
74
7pm
74
74
74
10pm
74
86
74
1am
74
74
74
4am
86
86
—
7am
—
—
—
10am
—
—
—
1pm
—
—
Station readings
118
149
CAMS model
adj +20
54
54
54
54
54
54
54
54
66
54
54
54
54
66
66
Air Quality Trend (24h)
PM2.555.0 µg/m³
×3.7 WHO
Unhealthy for sensitive groups
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T19:25 UTC.