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
57 3am
56
79
79 6am
59
79
79 9am
59
52
52 12pm
50
50
50 3pm
50
50
— 6pm
—
—
— 9pm
—
—
— 12am
—
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Station readings
57
56
CAMS model adj +25
34
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
View city history →

Gas Pollutants

O₃
20.5
µg/m³
SO₂
0.0
µg/m³
CO
0.0
mg/m³

Nearby Monitoring Stations

-
canada-quebec-ch-saint-louis
3.4 km
23
canada-quebec-rue-paul-dutil
3.5 km PM2.5: 5.4 µg/m³
4
canada-quebec-le-corbusier-rue
3.6 km PM2.5: 1.0 µg/m³
30
Québec - secteur de Champigny, Quebec, Canada
4.0 km PM2.5: 7.2 µg/m³
75
Québec - secteur de Champigny, Quebec, Canada
4.0 km PM2.5: 23.5 µg/m³
17
canada-quebec-av-du-du-nordet
4.1 km PM2.5: 4.0 µg/m³
12
canada-quebec-de-laubier-rue
4.3 km PM2.5: 3.0 µg/m³
20
canada-quebec-du-zéphyr-rue
4.3 km PM2.5: 4.9 µg/m³

Nearby Cities

34 Sainte-Foy 28 L'Ancienne-Lorette 19 Les Rivières 31 Québec 21 La Cité-Limoilou 18 Neufchâtel-Est–Lebourgneuf 24 Lévis 23 Saint-Augustin-de-Desmaures 21 Beauport

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T06:50 UTC.