Pollutant Concentrations for June 25, 2017, 2:00 pm EDT

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Air Pollutant 1-Hour Concentrations For June 25, 2017, 2:00 pm EDT
Station O3 (ppb) PM2.5 (µg/m3) NO2 (ppb) SO2 (ppb) CO (ppm)
31
Cornwall graph for O3
4
Cornwall graph for PM2.5
2
Cornwall 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
.14
Ottawa Downtown graph for CO
32
Ottawa Central graph for O3
2
Ottawa Central graph for PM2.5
1
Ottawa Central graph for NO2
   
38
Kingston graph for O3
3
Kingston graph for PM2.5
1
Kingston graph for NO2
   
43
Belleville graph for O3
7
Belleville graph for PM2.5
2
Belleville graph for NO2
   
10
Petawawa graph for O3
2
Petawawa graph for PM2.5
     
36
Peterborough graph for O3
2
Peterborough graph for PM2.5
3
Peterborough graph for NO2
   
41
Oshawa graph for O3
5
Oshawa graph for PM2.5
1
Oshawa graph for NO2
   
33
Dorset graph for O3
4
Dorset graph for PM2.5
     
38
St. Catharines graph for O3
2
St. Catharines graph for PM2.5
2
St. Catharines graph for NO2
   
37
Toronto East graph for O3
0
Toronto East graph for PM2.5
5
Toronto East graph for NO2
   
39
Toronto Downtown graph for O3
0
Toronto Downtown graph for PM2.5
5
Toronto Downtown graph for NO2
   
21
North Bay graph for O3
4
North Bay graph for PM2.5
1
North Bay graph for NO2
   
39
Toronto North graph for O3
2
Toronto North graph for PM2.5
4
Toronto North graph for NO2
0
Toronto North graph for SO2
 
41
Newmarket  graph for O3
1
Newmarket  graph for PM2.5
2
Newmarket  graph for NO2
   
39
Toronto West graph for O3
3
Toronto West graph for PM2.5
6
Toronto West graph for NO2
0
Toronto West graph for SO2
.13
Toronto West graph for CO
39
Mississauga graph for O3
3
Mississauga graph for PM2.5
2
Mississauga graph for NO2
   
37
Oakville  graph for O3
2
Oakville  graph for PM2.5
3
Oakville  graph for NO2
   
33
Barrie graph for O3
3
Barrie graph for PM2.5
3
Barrie graph for NO2
   
39
Brampton graph for O3
7
Brampton graph for PM2.5
1
Brampton graph for NO2
   
37
Burlington graph for O3
3
Burlington graph for PM2.5
4
Burlington graph for NO2
   
37
Hamilton Downtown graph for O3
3
Hamilton Downtown graph for PM2.5
4
Hamilton Downtown graph for NO2
0
Hamilton Downtown graph for SO2
.11
Hamilton Downtown graph for CO
39
Hamilton Mountain graph for O3
3
Hamilton Mountain graph for PM2.5
4
Hamilton Mountain graph for NO2
0
Hamilton Mountain graph for SO2
 
37
Hamilton West graph for O3
2
Hamilton West graph for PM2.5
5
Hamilton West graph for NO2
   
36
Parry Sound graph for O3
2
Parry Sound graph for PM2.5
1
Parry Sound graph for NO2
   
38
Guelph graph for O3
1
Guelph graph for PM2.5
1
Guelph graph for NO2
   
37
Brantford graph for O3
6
Brantford graph for PM2.5
1
Brantford graph for NO2
   
37
Kitchener graph for O3
2
Kitchener graph for PM2.5
2
Kitchener graph for NO2
   
20
Sudbury graph for O3
1
Sudbury graph for PM2.5
2
Sudbury graph for NO2
2
Sudbury graph for SO2
 
44
Port Stanley graph for O3
5
Port Stanley graph for PM2.5
2
Port Stanley graph for NO2
   
35
London graph for O3
2
London graph for PM2.5
3
London graph for NO2
   
28
Tiverton graph for O3
2
Tiverton graph for PM2.5
3
Tiverton graph for NO2
   
36
Grand Bend graph for O3
1
Grand Bend graph for PM2.5
2
Grand Bend graph for NO2
   
43
Chatham graph for O3
0
Chatham graph for PM2.5
3
Chatham graph for NO2
   
38
Sarnia graph for O3
2
Sarnia graph for PM2.5
2
Sarnia graph for NO2
0
Sarnia graph for SO2
 
37
Windsor Downtown graph for O3
3
Windsor Downtown graph for PM2.5
3
Windsor Downtown graph for NO2
0
Windsor Downtown graph for SO2
.08
Windsor Downtown graph for CO
36
Windsor West graph for O3
3
Windsor West graph for PM2.5
2
Windsor West graph for NO2
0
Windsor West graph for SO2
 
23
Sault Ste Marie graph for O3
3
Sault Ste Marie graph for PM2.5
5
Sault Ste Marie graph for NO2
12
Sault Ste Marie graph for SO2
 
18
Thunder Bay graph for O3
3
Thunder Bay graph for PM2.5
3
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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