Current Pollutant Concentrations

Air Pollutant 1-Hour Concentrations For Friday, December 6, 2013, 3:00 pm

Station	O3 (ppb)	PM2.5 (µg/m3)	NO2 (ppb)	SO2 (ppb)	CO (ppm)
Barrie	27	2	7
Belleville	33	2	2
Brampton	27	4	4
Brantford	30	5	2
Burlington	22	4	13
Chatham	26	4	5
Cornwall	31	3	4
Dorset	35	2
Grand Bend	30	4	2
Guelph	29	4	4
Hamilton Downtown	22	5	9	1	.2
Hamilton Mountain	25	6	8	1
Hamilton West	22	5	13
Kingston	30	5	3
Kitchener	27	8	5
London	26	6	6
Mississauga	27	5	6	1
Morrisburg	33	3
Newmarket	30	0	4
North Bay	33	1	3
Oakville	27	5	5
Oshawa	30	3	4
Ottawa Central	33	2	4
Ottawa Downtown	32	3	5	1	.15
Parry Sound	33	2	1
Petawawa	35	2
Peterborough	33	2	2
Port Stanley	26	7
Sarnia	22	7	5	0
Sault Ste Marie	31	3	5	1
St. Catharines	20	9	12
Sudbury	31	2	3	14
Thunder Bay	28	2	5
Tiverton	33	2	1
Toronto Downtown	25	5	10
Toronto East	19	5	18
Toronto North	29	4	6
Toronto West	13	6	N/A	0	.26
Windsor Downtown	20	6	13	0	.23
Windsor West	21	5	12	0

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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