Port Stanley, Ontario, Canada Air Quality

Monitoring Station · St. Thomas, Canada
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
41 4am
41
36
43 7am
43
43
50 10am
50
50
41 1pm
41
40
41 4pm
41
41
— 7pm
—
—
— 10pm
—
—
— 1am
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—
Station readings
36
CAMS model adj +16
25
25
27
27
27
27
34
34
34
25
25
24
25
25
25

Air Quality Forecast (24h)

PM2.58.6 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

35
Port Stanley, Ontario, Canada
0.0 km PM2.5: 8.4 µg/m³
30
Port Stanley, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
37
Port Stanley, Ontario, Canada
0.0 km PM2.5: 8.9 µg/m³
36
Port Stanley, Ontario, Canada
0.0 km PM2.5: 8.6 µg/m³

Nearby Cities

35 St. Thomas 54 London 29 Tillsonburg 43 Strathroy 28 Woodstock 27 Norfolk County 29 Stratford 24 Brant 25 Chatham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-10T07:10 UTC.