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
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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
75
Québec - secteur de Champigny, Quebec, Canada
4.0 km PM2.5: 23.5 µg/m³
30
Québec - secteur de Champigny, Quebec, Canada
4.0 km PM2.5: 7.2 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

20 Sainte-Foy 25 L'Ancienne-Lorette 18 Les Rivières 32 Québec 21 La Cité-Limoilou 16 Neufchâtel-Est–Lebourgneuf 27 Lévis 21 Saint-Augustin-de-Desmaures 20 Beauport

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T07:07 UTC.