Québec - Henri-IV, Quebec Air Quality
Monitoring Station
· Sainte-Foy, Canada
56
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
56
4am
79
79
59
7am
79
79
59
10am
52
52
50
1pm
50
50
50
4pm
50
—
—
7pm
—
—
—
10pm
—
—
—
1am
—
—
CAMS model
adj +25
34
54
54
34
54
54
34
27
27
25
25
25
25
25
Air Quality Forecast (24h)
PM2.514.6 µg/m³
✓ WHO
Moderate
Gas Pollutants
O₃
20.5
µg/m³
SO₂
0.0
µg/m³
CO
0.0
mg/m³
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T07:07 UTC.