Pollutant Concentrations for January 24, 2018, 12:00 am EST

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Air Pollutant 1-Hour Concentrations For January 24, 2018, 12:00 am EST
Station O3 (ppb) PM2.5 (µg/m3) NO2 (ppb) SO2 (ppb) CO (ppm)
35
Barrie graph for O3
1
Barrie graph for PM2.5
1
Barrie graph for NO2
   
35
Belleville graph for O3
3
Belleville graph for PM2.5
2
Belleville graph for NO2
   
34
Brampton graph for O3
2
Brampton graph for PM2.5
2
Brampton graph for NO2
   
34
Brantford graph for O3
1
Brantford graph for PM2.5
1
Brantford graph for NO2
   
32
Burlington graph for O3
1
Burlington graph for PM2.5
2
Burlington graph for NO2
   
29
Chatham graph for O3
3
Chatham graph for PM2.5
4
Chatham graph for NO2
   
18
Cornwall graph for O3
2
Cornwall graph for PM2.5
3
Cornwall graph for NO2
   
37
Dorset graph for O3
2
Dorset graph for PM2.5
     
37
Grand Bend graph for O3
2
Grand Bend graph for PM2.5
2
Grand Bend graph for NO2
   
34
Guelph graph for O3
2
Guelph graph for PM2.5
2
Guelph graph for NO2
   
30
Hamilton Downtown graph for O3
1
Hamilton Downtown graph for PM2.5
5
Hamilton Downtown graph for NO2
0
Hamilton Downtown graph for SO2
.15
Hamilton Downtown graph for CO
33
Hamilton Mountain graph for O3
2
Hamilton Mountain graph for PM2.5
2
Hamilton Mountain graph for NO2
0
Hamilton Mountain graph for SO2
 
32
Hamilton West graph for O3
2
Hamilton West graph for PM2.5
7
Hamilton West graph for NO2
   
33
Kingston graph for O3
0
Kingston graph for PM2.5
3
Kingston graph for NO2
   
33
Kitchener graph for O3
2
Kitchener graph for PM2.5
2
Kitchener graph for NO2
   
32
London graph for O3
2
London graph for PM2.5
1
London graph for NO2
   
34
Mississauga graph for O3
1
Mississauga graph for PM2.5
2
Mississauga graph for NO2
   
35
Newmarket  graph for O3
3
Newmarket  graph for PM2.5
2
Newmarket  graph for NO2
   
38
North Bay graph for O3
1
North Bay graph for PM2.5
1
North Bay graph for NO2
   
34
Oakville  graph for O3
2
Oakville  graph for PM2.5
2
Oakville  graph for NO2
   
35
Oshawa graph for O3
1
Oshawa graph for PM2.5
1
Oshawa graph for NO2
   
29
Ottawa Downtown graph for O3
4
Ottawa Downtown graph for PM2.5
4
Ottawa Downtown graph for NO2
0
Ottawa Downtown graph for SO2
.16
Ottawa Downtown graph for CO
N/A
Parry Sound graph for O3
N/A
Parry Sound graph for PM2.5
N/A
Parry Sound graph for NO2
   
37
Petawawa graph for O3
1
Petawawa graph for PM2.5
     
36
Peterborough graph for O3
1
Peterborough graph for PM2.5
2
Peterborough graph for NO2
   
34
Port Stanley graph for O3
2
Port Stanley graph for PM2.5
0
Port Stanley graph for NO2
   
32
Sarnia graph for O3
3
Sarnia graph for PM2.5
1
Sarnia graph for NO2
0
Sarnia graph for SO2
 
33
Sault Ste Marie graph for O3
3
Sault Ste Marie graph for PM2.5
7
Sault Ste Marie graph for NO2
0
Sault Ste Marie graph for SO2
 
32
St. Catharines graph for O3
2
St. Catharines graph for PM2.5
1
St. Catharines graph for NO2
   
37
Sudbury graph for O3
0
Sudbury graph for PM2.5
3
Sudbury graph for NO2
0
Sudbury graph for SO2
 
16
Thunder Bay graph for O3
7
Thunder Bay graph for PM2.5
22
Thunder Bay graph for NO2
   
36
Tiverton graph for O3
2
Tiverton graph for PM2.5
3
Tiverton graph for NO2
   
31
Toronto Downtown graph for O3
2
Toronto Downtown graph for PM2.5
4
Toronto Downtown graph for NO2
   
31
Toronto East graph for O3
4
Toronto East graph for PM2.5
4
Toronto East graph for NO2
   
30
Toronto North graph for O3
2
Toronto North graph for PM2.5
4
Toronto North graph for NO2
0
Toronto North graph for SO2
 
29
Toronto West graph for O3
2
Toronto West graph for PM2.5
7
Toronto West graph for NO2
1
Toronto West graph for SO2
.18
Toronto West graph for CO
32
Windsor Downtown graph for O3
3
Windsor Downtown graph for PM2.5
5
Windsor Downtown graph for NO2
0
Windsor Downtown graph for SO2
.16
Windsor Downtown graph for CO
33
Windsor West graph for O3
1
Windsor West graph for PM2.5
2
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 = 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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