Jazz DH8D near Ottawa on Aug 13th 2014, cargo smoke indication

A Jazz de Havilland Dash 8-400, registration C-GGNY performing flight QK-8953 from Fredericton,NB to Toronto,ON (Canada) with 69 passengers and 4 crew, was enroute at FL240 about 20nm west of Ottawa,ON (Canada) when the crew received a cargo hold smoke indication and decided to turn around and divert to Ottawa. Subsequently visible smoke was observed in the cabin, the crew declared emergency, performed a safe landing on Ottawa's runway 07, stopped on the runway and initiated evacuation of the aircraft.

The Canadian TSB reported that all exits were used for the evacuation. Attending emergency services found no trace of fire or heat. The source of the smoke is under investigation.