The ministry monitors air pollution levels and issues smog advisories when there is a strong likelihood that widespread elevated and persistent smog levels are expected.
Here is a summary of smog advisories issued for Ontario by the ministry since 2003:
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Smog advisories issued for Ontario by the ministry since 2003 |
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|
Year |
Number of Advisories |
Total Number of Days |
| 2003 | 7 | 19 |
| 2004 | 8 | 20 |
| 2005 | 15 | 53 |
| 2006 | 6 | 17 |
| 2007 | 13 | 39 |
| 2008 | 8 | 17 |
| 2009 | 3 | 5 |
| 2010 | 3 | 12 |
| 2011 | 5 | 9 |
| 2012 | 12 | 30 |
| 2013 | 1 | 2 |
| 2014* | 0 | 0 |
* as of January 16, 2014.