Port Stanley, Ontario, Canada

Monitoring Station · St. Thomas, Canada
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
24 7pm
21
26
30 10pm
26
26
26 1am
26
33
33 4am
53
53
53 7am
53
53
— 10am
—
—
— 1pm
—
—
— 4pm
—
—
Station readings
21
30
34
CAMS model adj -1
25
27
27
27
27
27
27
27
34
34
54
54
54
54
54

Air Quality Trend (24h)

PM2.58.2 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

37
Port Stanley, Ontario, Canada
0.0 km PM2.5: 8.9 µg/m³

Nearby Cities

40 St. Thomas 43 London 34 Tillsonburg 24 Strathroy 34 Woodstock 34 Norfolk County 33 Stratford 33 Brant 32 Chatham

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T22:58 UTC.