Pollutant Concentrations for June 24, 2017, 9:00 pm EDT

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Air Pollutant 1-Hour Concentrations For June 24, 2017, 9:00 pm EDT
Station O3 (ppb) PM2.5 (µg/m3) NO2 (ppb) SO2 (ppb) CO (ppm)
33
Barrie graph for O3
2
Barrie graph for PM2.5
3
Barrie graph for NO2
    
36
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
1
Brampton graph for NO2
    
37
Brantford graph for O3
3
Brantford graph for PM2.5
1
Brantford graph for NO2
    
31
Burlington graph for O3
0
Burlington graph for PM2.5
8
Burlington graph for NO2
    
34
Chatham graph for O3
2
Chatham graph for PM2.5
4
Chatham graph for NO2
    
30
Cornwall graph for O3
6
Cornwall graph for PM2.5
1
Cornwall graph for NO2
    
32
Dorset graph for O3
2
Dorset graph for PM2.5
      
31
Grand Bend graph for O3
1
Grand Bend graph for PM2.5
2
Grand Bend graph for NO2
    
38
Guelph graph for O3
2
Guelph graph for PM2.5
2
Guelph graph for NO2
    
36
Hamilton Downtown graph for O3
8
Hamilton Downtown graph for PM2.5
3
Hamilton Downtown graph for NO2
0
Hamilton Downtown graph for SO2
.14
Hamilton Downtown graph for CO
38
Hamilton Mountain graph for O3
1
Hamilton Mountain graph for PM2.5
4
Hamilton Mountain graph for NO2
0
Hamilton Mountain graph for SO2
  
37
Hamilton West graph for O3
1
Hamilton West graph for PM2.5
2
Hamilton West graph for NO2
    
33
Kingston graph for O3
2
Kingston graph for PM2.5
4
Kingston graph for NO2
    
31
Kitchener graph for O3
3
Kitchener graph for PM2.5
2
Kitchener graph for NO2
    
27
London graph for O3
2
London graph for PM2.5
4
London graph for NO2
    
33
Mississauga graph for O3
3
Mississauga graph for PM2.5
2
Mississauga graph for NO2
    
32
Newmarket graph for O3
4
Newmarket graph for PM2.5
2
Newmarket graph for NO2
    
25
North Bay graph for O3
2
North Bay graph for PM2.5
1
North Bay graph for NO2
    
33
Oakville graph for O3
0
Oakville graph for PM2.5
3
Oakville graph for NO2
    
34
Oshawa graph for O3
3
Oshawa graph for PM2.5
1
Oshawa graph for NO2
    
28
Ottawa Central graph for O3
2
Ottawa Central graph for PM2.5
2
Ottawa Central graph for NO2
    
27
Ottawa Downtown graph for O3
2
Ottawa Downtown graph for PM2.5
3
Ottawa Downtown graph for NO2
0
Ottawa Downtown graph for SO2
.12
Ottawa Downtown graph for CO
36
Parry Sound graph for O3
3
Parry Sound graph for PM2.5
1
Parry Sound graph for NO2
    
22
Petawawa graph for O3
5
Petawawa graph for PM2.5
      
36
Peterborough graph for O3
0
Peterborough graph for PM2.5
1
Peterborough graph for NO2
    
35
Port Stanley graph for O3
6
Port Stanley graph for PM2.5
2
Port Stanley graph for NO2
    
34
Sarnia graph for O3
1
Sarnia graph for PM2.5
2
Sarnia graph for NO2
0
Sarnia graph for SO2
  
26
Sault Ste Marie graph for O3
3
Sault Ste Marie graph for PM2.5
1
Sault Ste Marie graph for NO2
0
Sault Ste Marie graph for SO2
  
37
St. Catharines graph for O3
2
St. Catharines graph for PM2.5
3
St. Catharines graph for NO2
    
27
Sudbury graph for O3
1
Sudbury graph for PM2.5
2
Sudbury graph for NO2
0
Sudbury graph for SO2
  
26
Thunder Bay graph for O3
2
Thunder Bay graph for PM2.5
2
Thunder Bay graph for NO2
    
35
Tiverton graph for O3
4
Tiverton graph for PM2.5
3
Tiverton graph for NO2
    
31
Toronto Downtown graph for O3
1
Toronto Downtown graph for PM2.5
4
Toronto Downtown graph for NO2
    
26
Toronto East graph for O3
2
Toronto East graph for PM2.5
9
Toronto East graph for NO2
    
29
Toronto North graph for O3
5
Toronto North graph for PM2.5
4
Toronto North graph for NO2
0
Toronto North graph for SO2
  
25
Toronto West graph for O3
13
Toronto West graph for PM2.5
10
Toronto West graph for NO2
0
Toronto West graph for SO2
.27
Toronto West graph for CO
37
Windsor Downtown graph for O3
4
Windsor Downtown graph for PM2.5
4
Windsor Downtown graph for NO2
0
Windsor Downtown graph for SO2
.13
Windsor Downtown graph for CO
37
Windsor West graph for O3
4
Windsor West graph for PM2.5
4
Windsor West graph for NO2
1
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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