Pollutant Concentrations for July 2, 2022, 12:00 am EDT

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Air Pollutant 1-Hour Concentrations For July 2, 2022, 12:00 am EDT
Station O3 (ppb) PM2.5 (µg/m3) NO2 (ppb) SO2 (ppb) CO (ppm)
32
Barrie graph for O3
8
Barrie graph for PM2.5
3
Barrie graph for NO2
    
60
Belleville graph for O3
14
Belleville graph for PM2.5
4
Belleville graph for NO2
    
52
Brampton graph for O3
19
Brampton graph for PM2.5
3
Brampton graph for NO2
    
45
Brantford graph for O3
14
Brantford graph for PM2.5
3
Brantford graph for NO2
    
43
Burlington graph for O3
15
Burlington graph for PM2.5
5
Burlington graph for NO2
    
38
Chatham graph for O3
18
Chatham graph for PM2.5
3
Chatham graph for NO2
    
63
Cornwall graph for O3
16
Cornwall graph for PM2.5
2
Cornwall graph for NO2
    
33
Dorset graph for O3
8
Dorset graph for PM2.5
      
45
Grand Bend graph for O3
13
Grand Bend graph for PM2.5
2
Grand Bend graph for NO2
    
57
Guelph graph for O3
12
Guelph graph for PM2.5
3
Guelph graph for NO2
    
47
Hamilton Downtown graph for O3
16
Hamilton Downtown graph for PM2.5
3
Hamilton Downtown graph for NO2
0
Hamilton Downtown graph for SO2
.18
Hamilton Downtown graph for CO
46
Hamilton Mountain graph for O3
18
Hamilton Mountain graph for PM2.5
2
Hamilton Mountain graph for NO2
0
Hamilton Mountain graph for SO2
  
45
Hamilton West graph for O3
13
Hamilton West graph for PM2.5
4
Hamilton West graph for NO2
    
61
Kingston graph for O3
15
Kingston graph for PM2.5
2
Kingston graph for NO2
    
51
Kitchener graph for O3
27
Kitchener graph for PM2.5
3
Kitchener graph for NO2
    
37
London graph for O3
16
London graph for PM2.5
5
London graph for NO2
    
51
Milton graph for O3
N/A
Milton graph for PM2.5
7
Milton graph for NO2
2
Milton graph for SO2
  
53
Mississauga graph for O3
19
Mississauga graph for PM2.5
5
Mississauga graph for NO2
    
38
Newmarket graph for O3
14
Newmarket graph for PM2.5
1
Newmarket graph for NO2
    
34
North Bay graph for O3
7
North Bay graph for PM2.5
1
North Bay graph for NO2
    
49
Oakville graph for O3
19
Oakville graph for PM2.5
5
Oakville graph for NO2
    
44
Oshawa graph for O3
10
Oshawa graph for PM2.5
1
Oshawa graph for NO2
    
46
Ottawa Downtown graph for O3
11
Ottawa Downtown graph for PM2.5
3
Ottawa Downtown graph for NO2
0
Ottawa Downtown graph for SO2
  
33
Parry Sound graph for O3
6
Parry Sound graph for PM2.5
1
Parry Sound graph for NO2
    
43
Peterborough graph for O3
13
Peterborough graph for PM2.5
1
Peterborough graph for NO2
    
48
Port Stanley graph for O3
12
Port Stanley graph for PM2.5
2
Port Stanley graph for NO2
    
56
Sarnia graph for O3
6
Sarnia graph for PM2.5
2
Sarnia graph for NO2
0
Sarnia graph for SO2
  
26
Sault Ste. Marie graph for O3
2
Sault Ste. Marie graph for PM2.5
2
Sault Ste. Marie graph for NO2
1
Sault Ste. Marie graph for SO2
  
53
St. Catharines graph for O3
10
St. Catharines graph for PM2.5
2
St. Catharines graph for NO2
    
31
Sudbury graph for O3
3
Sudbury graph for PM2.5
2
Sudbury graph for NO2
0
Sudbury graph for SO2
  
N/A
Thunder Bay graph for O3
3
Thunder Bay graph for PM2.5
2
Thunder Bay graph for NO2
    
34
Tiverton graph for O3
6
Tiverton graph for PM2.5
      
38
Toronto Downtown graph for O3
20
Toronto Downtown graph for PM2.5
16
Toronto Downtown graph for NO2
    
41
Toronto East graph for O3
16
Toronto East graph for PM2.5
8
Toronto East graph for NO2
    
42
Toronto North graph for O3
12
Toronto North graph for PM2.5
3
Toronto North graph for NO2
0
Toronto North graph for SO2
  
39
Toronto West graph for O3
20
Toronto West graph for PM2.5
8
Toronto West graph for NO2
0
Toronto West graph for SO2
.29
Toronto West graph for CO
32
Windsor Downtown graph for O3
18
Windsor Downtown graph for PM2.5
11
Windsor Downtown graph for NO2
0
Windsor Downtown graph for SO2
.29
Windsor Downtown graph for CO
29
Windsor West graph for O3
16
Windsor West graph for PM2.5
13
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 = 40 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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