Smog
Smog is a problem in most large cities. It is caused by emissions from industry, motor vehicles, domestic wood combustion and other sources, accumulating under certain meteorological conditions. EPA has developed a smog alert system to forecast smog days
Smog alerts
This page contains information about the causes of smog during summer and winter .
Air quality summary
Monday 23 November 2009: Summary for the 24 hours to 9 AM: VERY GOOD air quality in Melbourne and Geelong, and GOOD air quality in Latrobe Valley.
Forecast: GOOD to VERY GOOD air quality is expected in Melbourne today [Monday]