Government of Ontario Ministry of the Environment
  | central site | feedback | search | français |

HOME | NEWS | PUBLICATIONS | AIR | LAND | WATER | GENERAL | CONTACT US
Air Quality Ontario | Reports and Forecasts | Weather Summary | Taking Action | Information | Historical Data | Smog Advisory Statistics | Pollutant Concentrations (New Feature)

Air Quality Index for Ontario

For Thursday, March 11, 2010, 5:00 AM

Air Quality for Ontario March 11, 2010, 5:00 AM
Station Name AQI Category Cause
Note: AQI readings on this web page are based on automatically polled data and have not undergone final verification.
Barrie 25 Good Ozone (O3)
Belleville 22 Good Ozone (O3)
Brampton 16 Good Ozone (O3)
Brantford Not Available Not Available
Burlington 24 Good Ozone (O3)
Chatham 24 Good Fine Particulate Matter (PM2.5)
Cornwall 13 Very Good Ozone (O3)
Dorset 29 Good Ozone (O3)
Grand Bend 24 Good Ozone (O3)
Guelph Not Available Not Available
Hamilton Downtown Not Available Not Available
Hamilton Mountain 22 Good Ozone (O3)
Hamilton West Not Available Not Available
Kingston 22 Good Ozone (O3)
Kitchener 22 Good Ozone (O3)
London 18 Good Ozone (O3)
Mississauga Not Available Not Available
Morrisburg 18 Good Ozone (O3)
Newmarket 21 Good Ozone (O3)
North Bay 27 Good Ozone (O3)
Oakville 23 Good Ozone (O3)
Oshawa 22 Good Ozone (O3)
Ottawa Central 19 Good Ozone (O3)
Ottawa Downtown 20 Good Ozone (O3)
Parry Sound 27 Good Ozone (O3)
Petawawa 18 Good Ozone (O3)
Peterborough 24 Good Ozone (O3)
Port Stanley 22 Good Ozone (O3)
Sarnia 36 Moderate Fine Particulate Matter (PM2.5)
Sault Ste Marie 34 Moderate Ozone (O3)
St. Catharines 11 Very Good Ozone (O3)
Sudbury 24 Good Ozone (O3)
Thunder Bay 37 Moderate Ozone (O3)
Tiverton 25 Good Ozone (O3)
Toronto Downtown 24 Good Ozone (O3)
Toronto East 24 Good Ozone (O3)
Toronto North 19 Good Ozone (O3)
Toronto West 22 Good Ozone (O3)
Windsor Downtown 26 Good Fine Particulate Matter (PM2.5)
Windsor West 28 Good Fine Particulate Matter (PM2.5)

Disclaimer

  
Air Quality Index (AQI) Categories
AQI Colour
0-15 Very Good Very Good
16-31 Good Good
32-49 Moderate Moderate
50-99 Poor Poor
100+ Very Poor Very Poor

 

Geographical Display of AQI Readings
Geographical Display of AQI Readings New!

Maintained by the Government of Ontario

© Queen's Printer for Ontario, 2010 | Privacy Policy | Air Quality Ontario RSS Air Qualtiy Ontario XML

This information is provided as a public service, but we cannot guarantee that it is current or accurate.
Readers should verify the information before acting on it. Disclaimer

1