Pollutant Concentrations for December 18, 2018, 1:00 pm EST

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Air Pollutant 1-Hour Concentrations For December 18, 2018, 1:00 pm EST
Station O3 (ppb) PM2.5 (µg/m3) NO2 (ppb) SO2 (ppb) CO (ppm)
30
Barrie graph for O3
5
Barrie graph for PM2.5
3
Barrie graph for NO2
    
32
Belleville graph for O3
2
Belleville graph for PM2.5
1
Belleville graph for NO2
    
30
Brampton graph for O3
2
Brampton graph for PM2.5
2
Brampton graph for NO2
    
30
Brantford graph for O3
3
Brantford graph for PM2.5
5
Brantford graph for NO2
    
24
Burlington graph for O3
4
Burlington graph for PM2.5
11
Burlington graph for NO2
    
31
Chatham graph for O3
1
Chatham graph for PM2.5
6
Chatham graph for NO2
    
29
Cornwall graph for O3
3
Cornwall graph for PM2.5
3
Cornwall graph for NO2
    
34
Dorset graph for O3
2
Dorset graph for PM2.5
      
35
Grand Bend graph for O3
2
Grand Bend graph for PM2.5
2
Grand Bend graph for NO2
    
33
Guelph graph for O3
1
Guelph graph for PM2.5
2
Guelph graph for NO2
    
24
Hamilton Downtown graph for O3
2
Hamilton Downtown graph for PM2.5
12
Hamilton Downtown graph for NO2
4
Hamilton Downtown graph for SO2
.23
Hamilton Downtown graph for CO
24
Hamilton Mountain graph for O3
3
Hamilton Mountain graph for PM2.5
9
Hamilton Mountain graph for NO2
N/A
Hamilton Mountain graph for SO2
  
26
Hamilton West graph for O3
4
Hamilton West graph for PM2.5
9
Hamilton West graph for NO2
    
N/A
Kingston graph for O3
N/A
Kingston graph for PM2.5
N/A
Kingston graph for NO2
    
29
Kitchener graph for O3
1
Kitchener graph for PM2.5
3
Kitchener graph for NO2
    
29
London graph for O3
2
London graph for PM2.5
8
London graph for NO2
    
29
Mississauga graph for O3
2
Mississauga graph for PM2.5
3
Mississauga graph for NO2
    
31
Newmarket graph for O3
3
Newmarket graph for PM2.5
3
Newmarket graph for NO2
    
30
North Bay graph for O3
1
North Bay graph for PM2.5
2
North Bay graph for NO2
    
28
Oakville graph for O3
2
Oakville graph for PM2.5
6
Oakville graph for NO2
    
27
Oshawa graph for O3
1
Oshawa graph for PM2.5
1
Oshawa graph for NO2
    
30
Ottawa Downtown graph for O3
2
Ottawa Downtown graph for PM2.5
3
Ottawa Downtown graph for NO2
0
Ottawa Downtown graph for SO2
.13
Ottawa Downtown graph for CO
34
Parry Sound graph for O3
2
Parry Sound graph for PM2.5
1
Parry Sound graph for NO2
    
33
Petawawa graph for O3
11
Petawawa graph for PM2.5
      
33
Peterborough graph for O3
3
Peterborough graph for PM2.5
0
Peterborough graph for NO2
    
34
Port Stanley graph for O3
2
Port Stanley graph for PM2.5
2
Port Stanley graph for NO2
    
33
Sarnia graph for O3
1
Sarnia graph for PM2.5
5
Sarnia graph for NO2
0
Sarnia graph for SO2
  
28
Sault Ste Marie graph for O3
3
Sault Ste Marie graph for PM2.5
3
Sault Ste Marie graph for NO2
0
Sault Ste Marie graph for SO2
  
30
St. Catharines graph for O3
3
St. Catharines graph for PM2.5
5
St. Catharines graph for NO2
    
29
Sudbury graph for O3
2
Sudbury graph for PM2.5
5
Sudbury graph for NO2
4
Sudbury graph for SO2
  
30
Thunder Bay graph for O3
2
Thunder Bay graph for PM2.5
3
Thunder Bay graph for NO2
    
33
Tiverton graph for O3
2
Tiverton graph for PM2.5
3
Tiverton graph for NO2
    
22
Toronto Downtown graph for O3
2
Toronto Downtown graph for PM2.5
9
Toronto Downtown graph for NO2
    
25
Toronto East graph for O3
3
Toronto East graph for PM2.5
9
Toronto East graph for NO2
    
27
Toronto North graph for O3
3
Toronto North graph for PM2.5
6
Toronto North graph for NO2
0
Toronto North graph for SO2
  
21
Toronto West graph for O3
5
Toronto West graph for PM2.5
15
Toronto West graph for NO2
0
Toronto West graph for SO2
.2
Toronto West graph for CO
29
Windsor Downtown graph for O3
4
Windsor Downtown graph for PM2.5
9
Windsor Downtown graph for NO2
1
Windsor Downtown graph for SO2
.25
Windsor Downtown graph for CO
30
Windsor West graph for O3
4
Windsor West graph for PM2.5
6
Windsor West graph for NO2
0
Windsor West graph for SO2
  

Order by Station Location (East to West)

Note: 
Ontario 1-hour AAQC for O3 = 80 ppb
Ontario 1-hour AAQC for NO2 = 200 ppb
Ontario 1-hour AAQC for SO2 = 250 ppb
Ontario 1-hour AAQC for CO = 30 ppm

Note: The pollutant concentrations on this web page are based on automatically
polled data and have not undergone final verification.

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