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  2. Canada
  3. Ontario
  4. Lambton County
  5. Sarnia

Sarnia

Lambton County

2025-04-21 10:00
AQI (Netherlands)
Moderate
5
Pollutants
O3
μg/m³
68.6
NO2
μg/m³
6
PM2.5
μg/m³
3
Weather
  • ℃
  • ℉
8℃
83%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (Netherlands)
  • O3
  • NO2
  • PM2.5
Places included
Sarnia
AQI 5
Data Sources
http://www.airqualityontario.com/http://www.airnow.gov/

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  • AQI
  • PM2.5
  • PM10
  • O3
  • NO2
  • SO2
3
2
1
6
2
3
2
10
1
2
8
10
10
2
3
6
4
2
2
2
8
2
8
1
5
10
2
1
8
2
3
6
10
10
4
6
2
3
10
2
10
3
7
10
10
3
1
2
5
2
2
1
6
2
10
10
3
2
3
7
3
5
2
10
10
2
3
2
7
10
2
8
10
5
2
1
5
2
1
10
10
10
2
3
5
8
10
10
2
2
2
8
10
10
3
10
2
3
8
2
4
10
10
2
2
10
2
+−
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