25 July 2013
United Express flight UA-4890/RPA-4890 , operated with de Havilland DHC-8-400 from Republic airlines , from Newark Liberty airport to Pittsburgh with 27 passengers and 4 crew after took off from Newark airport and while was climbing inside cabin began large smoke.The crew declared an emergency and diverted back to Newark Liberty airport for a safe landing.After landed airplane evacuated on runway.Nobody injured
Newark airport
Source
http://www.nbcnewyork.com/news/local/Plane-Smoke-Cockpit-Newark-Airport-Evacuation-Passenger-United-Express-216931951.html