Pollutant Concentrations for August 20, 2018, 3:00 pm EDT

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Air Pollutant 1-Hour Concentrations For August 20, 2018, 3:00 pm EDT
Station O3 (ppb) PM2.5 (µg/m3) NO2 (ppb) SO2 (ppb) CO (ppm)
35
Barrie graph for O3
21
Barrie graph for PM2.5
3
Barrie graph for NO2
   
35
Belleville graph for O3
10
Belleville graph for PM2.5
1
Belleville graph for NO2
   
35
Brampton graph for O3
7
Brampton graph for PM2.5
3
Brampton graph for NO2
   
28
Brantford graph for O3
10
Brantford graph for PM2.5
4
Brantford graph for NO2
   
34
Burlington graph for O3
7
Burlington graph for PM2.5
3
Burlington graph for NO2
   
33
Chatham graph for O3
7
Chatham graph for PM2.5
0
Chatham graph for NO2
   
27
Cornwall graph for O3
8
Cornwall graph for PM2.5
1
Cornwall graph for NO2
   
31
Dorset graph for O3
8
Dorset graph for PM2.5
     
33
Grand Bend graph for O3
11
Grand Bend graph for PM2.5
2
Grand Bend graph for NO2
   
37
Guelph graph for O3
12
Guelph graph for PM2.5
2
Guelph graph for NO2
   
24
Hamilton Downtown graph for O3
8
Hamilton Downtown graph for PM2.5
16
Hamilton Downtown graph for NO2
27
Hamilton Downtown graph for SO2
.26
Hamilton Downtown graph for CO
36
Hamilton Mountain graph for O3
9
Hamilton Mountain graph for PM2.5
4
Hamilton Mountain graph for NO2
4
Hamilton Mountain graph for SO2
 
31
Hamilton West graph for O3
8
Hamilton West graph for PM2.5
7
Hamilton West graph for NO2
   
27
Kingston graph for O3
4
Kingston graph for PM2.5
1
Kingston graph for NO2
   
32
Kitchener graph for O3
14
Kitchener graph for PM2.5
4
Kitchener graph for NO2
   
30
London graph for O3
8
London graph for PM2.5
0
London graph for NO2
   
27
Mississauga graph for O3
6
Mississauga graph for PM2.5
2
Mississauga graph for NO2
   
32
Newmarket  graph for O3
4
Newmarket  graph for PM2.5
2
Newmarket  graph for NO2
   
32
North Bay graph for O3
11
North Bay graph for PM2.5
1
North Bay graph for NO2
   
32
Oakville  graph for O3
7
Oakville  graph for PM2.5
6
Oakville  graph for NO2
   
27
Oshawa graph for O3
5
Oshawa graph for PM2.5
1
Oshawa graph for NO2
   
31
Ottawa Downtown graph for O3
11
Ottawa Downtown graph for PM2.5
3
Ottawa Downtown graph for NO2
0
Ottawa Downtown graph for SO2
.17
Ottawa Downtown graph for CO
33
Parry Sound graph for O3
13
Parry Sound graph for PM2.5
1
Parry Sound graph for NO2
   
32
Petawawa graph for O3
9
Petawawa graph for PM2.5
     
N/A
Peterborough graph for O3
N/A
Peterborough graph for PM2.5
N/A
Peterborough graph for NO2
   
33
Port Stanley graph for O3
5
Port Stanley graph for PM2.5
1
Port Stanley graph for NO2
   
42
Sarnia graph for O3
6
Sarnia graph for PM2.5
3
Sarnia graph for NO2
1
Sarnia graph for SO2
 
38
Sault Ste Marie graph for O3
14
Sault Ste Marie graph for PM2.5
2
Sault Ste Marie graph for NO2
0
Sault Ste Marie graph for SO2
 
29
St. Catharines graph for O3
3
St. Catharines graph for PM2.5
2
St. Catharines graph for NO2
   
37
Sudbury graph for O3
14
Sudbury graph for PM2.5
3
Sudbury graph for NO2
0
Sudbury graph for SO2
 
15
Thunder Bay graph for O3
14
Thunder Bay graph for PM2.5
3
Thunder Bay graph for NO2
   
30
Tiverton graph for O3
9
Tiverton graph for PM2.5
3
Tiverton graph for NO2
   
27
Toronto Downtown graph for O3
7
Toronto Downtown graph for PM2.5
6
Toronto Downtown graph for NO2
   
27
Toronto East graph for O3
5
Toronto East graph for PM2.5
1
Toronto East graph for NO2
   
29
Toronto North graph for O3
3
Toronto North graph for PM2.5
2
Toronto North graph for NO2
0
Toronto North graph for SO2
 
28
Toronto West graph for O3
3
Toronto West graph for PM2.5
3
Toronto West graph for NO2
0
Toronto West graph for SO2
.19
Toronto West graph for CO
34
Windsor Downtown graph for O3
8
Windsor Downtown graph for PM2.5
8
Windsor Downtown graph for NO2
0
Windsor Downtown graph for SO2
.2
Windsor Downtown graph for CO
36
Windsor West graph for O3
8
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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