Hospital/Care Facility, Hospital/Medical Clinic Arson fire at treatment center extinguished by sprinklers (Sheshatshiu, NL) October 3, 2013 viking210 Four youths have been charged with arson in connection with a fire Wednesday night that started in a bedroom at the Charles J. Andrew Treatment Centre in Sheshatshiu. The Sheshatshiu Fire Department and the North West River Fire Department responded but the sprinkler system in the building had already extinguished the small fire.