Update: Structure fire - 400 Block of Fairmont Drive

The fire investigation has concluded.  

Fire originated on a balcony and the cause of the fire was improper disposal of smoking material.

Saskatoon Fire Department wants to remind everyone to use an appropriate receptacle to discard cigarette butts such as a sealed jar with water inside.  Ashtrays, plastic containers and metal cans are known to catch fire, melt or allow butts to be blown out and start combustible material on fire.