Pollutant Concentrations for January 19, 2019, 12:00 pm EST

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Air Pollutant 1-Hour Concentrations For January 19, 2019, 12:00 pm EST
Station O3 (ppb) PM2.5 (µg/m3) NO2 (ppb) SO2 (ppb) CO (ppm)
31
Cornwall graph for O3
4
Cornwall graph for PM2.5
5
Cornwall graph for NO2
   
32
Ottawa Downtown graph for O3
4
Ottawa Downtown graph for PM2.5
4
Ottawa Downtown graph for NO2
.2
Ottawa Downtown graph for SO2
.2
Ottawa Downtown graph for CO
32
Kingston graph for O3
2
Kingston graph for PM2.5
3
Kingston graph for NO2
   
32
Belleville graph for O3
2
Belleville graph for PM2.5
3
Belleville graph for NO2
   
33
Petawawa graph for O3
5
Petawawa graph for PM2.5
     
33
Peterborough graph for O3
3
Peterborough graph for PM2.5
1
Peterborough graph for NO2
   
28
Oshawa graph for O3
3
Oshawa graph for PM2.5
1
Oshawa graph for NO2
   
35
Dorset graph for O3
3
Dorset graph for PM2.5
     
34
St. Catharines graph for O3
3
St. Catharines graph for PM2.5
3
St. Catharines graph for NO2
   
27
Toronto East graph for O3
2
Toronto East graph for PM2.5
8
Toronto East graph for NO2
   
19
Toronto Downtown graph for O3
2
Toronto Downtown graph for PM2.5
17
Toronto Downtown graph for NO2
   
30
North Bay graph for O3
3
North Bay graph for PM2.5
2
North Bay graph for NO2
   
27
Toronto North graph for O3
2
Toronto North graph for PM2.5
8
Toronto North graph for NO2
0
Toronto North graph for SO2
 
31
Newmarket  graph for O3
2
Newmarket  graph for PM2.5
3
Newmarket  graph for NO2
   
23
Toronto West graph for O3
4
Toronto West graph for PM2.5
15
Toronto West graph for NO2
.1
Toronto West graph for SO2
.21
Toronto West graph for CO
22
Mississauga graph for O3
4
Mississauga graph for PM2.5
13
Mississauga graph for NO2
   
22
Oakville  graph for O3
3
Oakville  graph for PM2.5
17
Oakville  graph for NO2
   
33
Barrie graph for O3
2
Barrie graph for PM2.5
1
Barrie graph for NO2
   
24
Brampton graph for O3
3
Brampton graph for PM2.5
11
Brampton graph for NO2
   
29
Burlington graph for O3
3
Burlington graph for PM2.5
7
Burlington graph for NO2
   
27
Hamilton Downtown graph for O3
4
Hamilton Downtown graph for PM2.5
11
Hamilton Downtown graph for NO2
.4
Hamilton Downtown graph for SO2
.27
Hamilton Downtown graph for CO
22
Milton graph for O3
3
Milton graph for PM2.5
11
Milton graph for NO2
.7
Milton graph for SO2
 
22
Hamilton Mountain graph for O3
3
Hamilton Mountain graph for PM2.5
12
Hamilton Mountain graph for NO2
.4
Hamilton Mountain graph for SO2
 
23
Hamilton West graph for O3
4
Hamilton West graph for PM2.5
15
Hamilton West graph for NO2
   
33
Parry Sound graph for O3
1
Parry Sound graph for PM2.5
1
Parry Sound graph for NO2
   
30
Guelph graph for O3
1
Guelph graph for PM2.5
4
Guelph graph for NO2
   
26
Brantford graph for O3
2
Brantford graph for PM2.5
11
Brantford graph for NO2
   
28
Kitchener graph for O3
2
Kitchener graph for PM2.5
6
Kitchener graph for NO2
   
31
Sudbury graph for O3
4
Sudbury graph for PM2.5
3
Sudbury graph for NO2
.7
Sudbury graph for SO2
 
31
Port Stanley graph for O3
3
Port Stanley graph for PM2.5
5
Port Stanley graph for NO2
   
29
London graph for O3
2
London graph for PM2.5
5
London graph for NO2
   
35
Tiverton graph for O3
2
Tiverton graph for PM2.5
3
Tiverton graph for NO2
   
37
Grand Bend graph for O3
2
Grand Bend graph for PM2.5
2
Grand Bend graph for NO2
   
30
Chatham graph for O3
2
Chatham graph for PM2.5
4
Chatham graph for NO2
   
36
Sarnia graph for O3
1
Sarnia graph for PM2.5
3
Sarnia graph for NO2
.2
Sarnia graph for SO2
 
27
Windsor Downtown graph for O3
4
Windsor Downtown graph for PM2.5
8
Windsor Downtown graph for NO2
0
Windsor Downtown graph for SO2
.18
Windsor Downtown graph for CO
29
Windsor West graph for O3
4
Windsor West graph for PM2.5
6
Windsor West graph for NO2
   
34
Sault Ste Marie graph for O3
4
Sault Ste Marie graph for PM2.5
1
Sault Ste Marie graph for NO2
.2
Sault Ste Marie graph for SO2
 
29
Thunder Bay graph for O3
5
Thunder Bay graph for PM2.5
4
Thunder Bay graph for NO2
   

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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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