WLCN12 CWTO 202351 SMOG ADVISORY ENDED JOINTLY BY ENVIRONMENT CANADA AND THE ONTARIO MINISTRY OF THE ENVIRONMENT AT 7:51 PM EDT WEDNESDAY 20 JUNE 2012. SMOG ADVISORY ENDED FOR.. GREATER SUDBURY AND VICINITY ELLIOT LAKE - RANGER LAKE MANITOULIN - BLIND RIVER - KILLARNEY NORTH BAY - WEST NIPISSING. AIR QUALITY IS EXPECTED TO IMPROVE THURSDAY. END/OSPC/MOE