Ontario Smog Advisories for 2009 Air Quality Forecast Region,No. of advisories issued to 31-Dec,No. of advisory days to 31-Dec,Adv #1,Adv #2,Adv #3,,, ,,,May 21,Jun 24,Aug 15,Aug 16,Aug 17, Algonquin,1,1,x,,,,, Bancroft - Bon Echo Park,2,4,x,,x,x,x, Barrie - Orillia - Midland,2,4,x,,x,x,x, Belleville - Quinte - Northumberland,2,4,x,,x,x,x, Brockville - Leeds and Grenville,2,4,x,,x,x,x, Burk's Falls - Bayfield Inlet,1,1,x,,,,, City of Hamilton,2,4,x,,x,x,x, City of Ottawa,2,4,x,,x,x,x, City of Toronto,2,4,x,,x,x,x, Cornwall - Morrisburg,2,4,x,,x,x,x, Dufferin - Innisfil,2,4,x,,x,x,x, Dunnville - Caledonia - Haldimand,2,4,x,,x,x,x, Elgin,2,4,x,,x,x,x, Elliot Lake - Ranger Lake,0,0,,,,,, Greater Sudbury and Vicinity,1,1,x,,,,, Grey - Bruce,2,4,x,,x,x,x, Haliburton,2,4,x,,x,x,x, Halton - Peel,2,4,x,,x,x,x, Huron - Perth,2,4,x,,x,x,x, Kingston - Prince Edward,2,4,x,,x,x,x, London - Middlesex,2,4,x,,x,x,x, Manitoulin - Northshore - Killarney,1,1,x,,,,, Niagara,2,4,x,,x,x,x, North Bay - West Nipissing,1,1,x,,,,, Oxford - Brant,2,4,x,,x,x,x, Parry Sound - Muskoka,2,4,x,,x,x,x, Peterborough - Kawartha Lakes,2,4,x,,x,x,x, Prescott and Russell,2,4,x,,x,x,x, Renfrew - Pembroke - Barry's Bay,2,4,x,,x,x,x, Sarnia - Lambton,2,4,x,,x,x,x, Sault Ste. Marie - Superior East,0,0,,,,,, Simcoe - Delhi - Norfolk,2,4,x,,x,x,x, Smiths Falls - Lanark - Sharbot Lake,2,4,x,,x,x,x, Stirling - Tweed - South Frontenac,2,4,x,,x,x,x, Waterloo - Wellington,2,4,x,,x,x,x, Windsor - Essex - Chatham - Kent,3,5,x,x,x,x,x, York - Durham,2,4,x,,x,x,x, ONTARIO,3,5,x,x,x,x,x,