Pollutant Concentrations for December 5, 2022, 6:00 am EST

Choose Date Options:






Air Pollutant 1-Hour Concentrations For December 5, 2022, 6:00 am EST
Station O3 (ppb) PM2.5 (µg/m3) NO2 (ppb) SO2 (ppb) CO (ppm)
28
Cornwall graph for O3
6
Cornwall graph for PM2.5
2.1
Cornwall graph for NO2
   
24
Ottawa Downtown graph for O3
6
Ottawa Downtown graph for PM2.5
6.1
Ottawa Downtown graph for NO2
.4
Ottawa Downtown graph for SO2
 
29
Kingston graph for O3
7
Kingston graph for PM2.5
2.1
Kingston graph for NO2
   
28
Belleville graph for O3
4
Belleville graph for PM2.5
2.8
Belleville graph for NO2
   
20
Peterborough graph for O3
4
Peterborough graph for PM2.5
8.4
Peterborough graph for NO2
   
21
Oshawa graph for O3
3
Oshawa graph for PM2.5
7.6
Oshawa graph for NO2
   
20
Dorset graph for O3
7
Dorset graph for PM2.5
     
24
St. Catharines graph for O3
6
St. Catharines graph for PM2.5
5.4
St. Catharines graph for NO2
   
19
Toronto East graph for O3
5
Toronto East graph for PM2.5
9.7
Toronto East graph for NO2
   
20
Toronto Downtown graph for O3
5
Toronto Downtown graph for PM2.5
9.9
Toronto Downtown graph for NO2
   
27
North Bay graph for O3
6
North Bay graph for PM2.5
2.9
North Bay graph for NO2
   
16
Toronto North graph for O3
6
Toronto North graph for PM2.5
13.2
Toronto North graph for NO2
.2
Toronto North graph for SO2
 
20
Newmarket graph for O3
3
Newmarket graph for PM2.5
5.3
Newmarket graph for NO2
   
15
Toronto West graph for O3
4
Toronto West graph for PM2.5
12.6
Toronto West graph for NO2
.3
Toronto West graph for SO2
.22
Toronto West graph for CO
23
Mississauga graph for O3
6
Mississauga graph for PM2.5
6.1
Mississauga graph for NO2
   
23
Oakville graph for O3
4
Oakville graph for PM2.5
5.8
Oakville graph for NO2
   
17
Barrie graph for O3
5
Barrie graph for PM2.5
4.5
Barrie graph for NO2
   
18
Brampton graph for O3
6
Brampton graph for PM2.5
7.5
Brampton graph for NO2
   
16
Burlington graph for O3
4
Burlington graph for PM2.5
11.7
Burlington graph for NO2
   
11
Hamilton Downtown graph for O3
5
Hamilton Downtown graph for PM2.5
15.5
Hamilton Downtown graph for NO2
0
Hamilton Downtown graph for SO2
N/A
Hamilton Downtown graph for CO
22
Milton graph for O3
7
Milton graph for PM2.5
6.6
Milton graph for NO2
.4
Milton graph for SO2
 
17
Hamilton Mountain graph for O3
7
Hamilton Mountain graph for PM2.5
7.9
Hamilton Mountain graph for NO2
.2
Hamilton Mountain graph for SO2
 
15
Hamilton West graph for O3
4
Hamilton West graph for PM2.5
13.4
Hamilton West graph for NO2
   
22
Parry Sound graph for O3
8
Parry Sound graph for PM2.5
2.2
Parry Sound graph for NO2
   
20
Guelph graph for O3
7
Guelph graph for PM2.5
6.7
Guelph graph for NO2
   
26
Brantford graph for O3
6
Brantford graph for PM2.5
2.7
Brantford graph for NO2
   
19
Kitchener graph for O3
8
Kitchener graph for PM2.5
6.3
Kitchener graph for NO2
   
26
Sudbury graph for O3
6
Sudbury graph for PM2.5
3.4
Sudbury graph for NO2
.5
Sudbury graph for SO2
 
26
Port Stanley graph for O3
3
Port Stanley graph for PM2.5
2
Port Stanley graph for NO2
   
18
London graph for O3
6
London graph for PM2.5
8.9
London graph for NO2
   
23
Tiverton graph for O3
6
Tiverton graph for PM2.5
     
18
Grand Bend graph for O3
5
Grand Bend graph for PM2.5
4.9
Grand Bend graph for NO2
   
17
Chatham graph for O3
5
Chatham graph for PM2.5
8.4
Chatham graph for NO2
   
21
Sarnia graph for O3
6
Sarnia graph for PM2.5
7.2
Sarnia graph for NO2
1
Sarnia graph for SO2
 
16
Windsor Downtown graph for O3
8
Windsor Downtown graph for PM2.5
10.3
Windsor Downtown graph for NO2
.3
Windsor Downtown graph for SO2
.22
Windsor Downtown graph for CO
16
Windsor West graph for O3
9
Windsor West graph for PM2.5
10
Windsor West graph for NO2
.2
Windsor West graph for SO2
 
20
Sault Ste. Marie graph for O3
6
Sault Ste. Marie graph for PM2.5
13.2
Sault Ste. Marie graph for NO2
14.9
Sault Ste. Marie graph for SO2
 
28
Thunder Bay graph for O3
3
Thunder Bay graph for PM2.5
7.9
Thunder Bay graph for NO2
   

Order by Station Name

Note: 
Ontario 1-hour AAQC for O3 = 80 ppb
Ontario 1-hour AAQC for NO2 = 200 ppb
Ontario 1-hour AAQC for SO2 = 40 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.

Disclaimer