Pollutant Concentrations for February 17, 2019, 2:00 pm EST

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Air Pollutant 1-Hour Concentrations For February 17, 2019, 2:00 pm EST
Station O3 (ppb) PM2.5 (µg/m3) NO2 (ppb) SO2 (ppb) CO (ppm)
41
Barrie graph for O3
5
Barrie graph for PM2.5
1
Barrie graph for NO2
   
42
Belleville graph for O3
3
Belleville graph for PM2.5
1
Belleville graph for NO2
   
37
Brampton graph for O3
6
Brampton graph for PM2.5
6
Brampton graph for NO2
   
41
Brantford graph for O3
3
Brantford graph for PM2.5
3
Brantford graph for NO2
   
42
Burlington graph for O3
4
Burlington graph for PM2.5
0
Burlington graph for NO2
   
39
Chatham graph for O3
4
Chatham graph for PM2.5
2
Chatham graph for NO2
   
39
Cornwall graph for O3
3
Cornwall graph for PM2.5
4
Cornwall graph for NO2
   
40
Dorset graph for O3
1
Dorset graph for PM2.5
     
40
Grand Bend graph for O3
4
Grand Bend graph for PM2.5
3
Grand Bend graph for NO2
   
35
Guelph graph for O3
6
Guelph graph for PM2.5
5
Guelph graph for NO2
   
34
Hamilton Downtown graph for O3
5
Hamilton Downtown graph for PM2.5
9
Hamilton Downtown graph for NO2
5.9
Hamilton Downtown graph for SO2
.23
Hamilton Downtown graph for CO
39
Hamilton Mountain graph for O3
3
Hamilton Mountain graph for PM2.5
4
Hamilton Mountain graph for NO2
1.5
Hamilton Mountain graph for SO2
 
35
Hamilton West graph for O3
4
Hamilton West graph for PM2.5
8
Hamilton West graph for NO2
   
41
Kingston graph for O3
3
Kingston graph for PM2.5
2
Kingston graph for NO2
   
32
Kitchener graph for O3
5
Kitchener graph for PM2.5
5
Kitchener graph for NO2
   
35
London graph for O3
5
London graph for PM2.5
6
London graph for NO2
   
39
Milton graph for O3
3
Milton graph for PM2.5
3
Milton graph for NO2
.6
Milton graph for SO2
 
40
Mississauga graph for O3
2
Mississauga graph for PM2.5
0
Mississauga graph for NO2
   
39
Newmarket  graph for O3
4
Newmarket  graph for PM2.5
1
Newmarket  graph for NO2
   
36
North Bay graph for O3
3
North Bay graph for PM2.5
6
North Bay graph for NO2
   
39
Oakville  graph for O3
3
Oakville  graph for PM2.5
4
Oakville  graph for NO2
   
34
Oshawa graph for O3
2
Oshawa graph for PM2.5
0
Oshawa graph for NO2
   
38
Ottawa Downtown graph for O3
4
Ottawa Downtown graph for PM2.5
5
Ottawa Downtown graph for NO2
1.1
Ottawa Downtown graph for SO2
.16
Ottawa Downtown graph for CO
39
Parry Sound graph for O3
2
Parry Sound graph for PM2.5
2
Parry Sound graph for NO2
   
39
Petawawa graph for O3
1
Petawawa graph for PM2.5
     
41
Peterborough graph for O3
4
Peterborough graph for PM2.5
0
Peterborough graph for NO2
   
37
Port Stanley graph for O3
5
Port Stanley graph for PM2.5
4
Port Stanley graph for NO2
   
38
Sarnia graph for O3
6
Sarnia graph for PM2.5
4
Sarnia graph for NO2
.4
Sarnia graph for SO2
 
39
Sault Ste Marie graph for O3
3
Sault Ste Marie graph for PM2.5
4
Sault Ste Marie graph for NO2
.1
Sault Ste Marie graph for SO2
 
39
St. Catharines graph for O3
3
St. Catharines graph for PM2.5
1
St. Catharines graph for NO2
   
39
Sudbury graph for O3
4
Sudbury graph for PM2.5
4
Sudbury graph for NO2
37
Sudbury graph for SO2
 
35
Thunder Bay graph for O3
3
Thunder Bay graph for PM2.5
4
Thunder Bay graph for NO2
   
43
Tiverton graph for O3
2
Tiverton graph for PM2.5
3
Tiverton graph for NO2
   
36
Toronto Downtown graph for O3
3
Toronto Downtown graph for PM2.5
7
Toronto Downtown graph for NO2
   
38
Toronto East graph for O3
6
Toronto East graph for PM2.5
3
Toronto East graph for NO2
   
38
Toronto North graph for O3
6
Toronto North graph for PM2.5
3
Toronto North graph for NO2
.4
Toronto North graph for SO2
 
32
Toronto West graph for O3
4
Toronto West graph for PM2.5
8
Toronto West graph for NO2
.2
Toronto West graph for SO2
.16
Toronto West graph for CO
34
Windsor Downtown graph for O3
4
Windsor Downtown graph for PM2.5
6
Windsor Downtown graph for NO2
.1
Windsor Downtown graph for SO2
.2
Windsor Downtown graph for CO
38
Windsor West graph for O3
4
Windsor West graph for PM2.5
3
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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