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St. Catharines
Niagara Regional Municipality
2024-09-27 16:00
AQI (India)
Satisfactory
Pollutants
O3
μg/m³
51.4
PM2.5
μg/m³
5
NO2
μg/m³
4.5
Weather
℃
℃
℉
22℃
72%
20 kph
4 of 11
Historical Data
Hourly
Hourly
Daily
AQI (India)
AQI (India)
O3
PM2.5
NO2
Places included
Saint Catharines
AQI 52
Data Sources
http://www.airnow.gov/
http://www.airqualityontario.com/
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