Improved 1978 version with higher gross weight, increased fuel capacity, and improved passenger amenities DHC-7-150IR One series 150 modified in 1986 for Transport Canada for ice/pollution patrols of the Canadian Arctic CC-132 Canadian military designation for the Series 102/103 O-5A ARL-I (Airborne Reconnaissance Low – IMINT) Converted by California Microwave Incorporated 1991–92 EO-5B ARL-C (Airborne Reconnaissance Low – COMINT) United States military designation for Series 102 EO-5C ARL-M (Airborne Reconnaissance Low – Multi-sensor) Converted by California Microwave Incorporated 1996 RC-7B ARL-M (Airborne Reconnaissance Low – Multi-sensor) Redesignated EO-5C in 2004 Accidents and incidents The de Havilland Canada DHC-7 has been involved in six accidents (and 10 incidents overall) with a total of 68 fatalities. April 28, 1982 – an Aerovías Nacionales de Honduras DHC-7-103 was hijacked at Le Ceiba-Goloson International Airport in Honduras with no loss of life. May 9, 1982 – an Alyemda DHC-7-103 crashed into sea near Aden International Airport in Yemen, killing 23 of 49 on board. June 23, 1982 – a Henson Airlines DHC-7 was hijacked at Staunton-Shenandoah Valley Airport, in Virginia with no lives lost. February 15, 1983 – Rio Airways Flight 252 DHC-7-102 was hijacked at Nuevo Laredo, Mexico, with none of 20 on board injured. May 6, 1988 – Widerøe Flight 710 DHC-7-102 crashed on a hillside during poor weather near Brønnøysund Airport in Norway, killing 36 on board. November 28, 1998 – a DNK Aviation Leasing Group DHC-7-102 crashed after an engine failed during a test flight near Ashburton, United Kingdom killing the crew of two. July 23, 1999 – a US Army DHC-7-102 (O-5A) crashed into a mountain near Orito in Putumayo province in Colombia, killing all seven on board. September 7, 1999 – a Skyline Nigeria DHC-7-102 was damaged from a belly landing at Port Harcourt Airport with 19 on board (no fatalities). September 4, 2002 – Asian Spirit Flight 897 DHC-7-102 slid off the runway at Manila-Ninoy Aquino International Airport with 49 on board (no fatalities). May 1, 2006 – Trans Capital Air (a Toronto-based charter company) for United Nations Mission in Liberia (UNMIL) DHC-7-102 crash-landed at Zwedru Airport in Liberia after its landing gear failed to extend, with 40 on board (37 Ethiopian soldiers) all uninjured. Operators Current airline and other operators As of July 2018, a total of 17 Dash 7 aircraft (all variants) remain in commercial service. Other aircraft remain in other services. Air Tindi (5)