16 fatalities

1989-08-07: De Havilland DHC-6 Twin Otter (ET-AIL) — RRC Air Service — Gambela, Ethiopia

Gambela, EthiopiaFlight

On August 7, 1989, a De Havilland DHC-6 Twin Otter (registration ET-AIL) operated by RRC Air Service was involved in an aviation accident near Gambela, Ethiopia in flight. 16 people were killed. Investigators recorded the probable cause as: The crew was flying under VFR mode in IMC conditions. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 1 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 1781213823Data APIEditorial standards

A twin-engine aircraft on a humanitarian mission from Addis Ababa to a refugee camp crashed into a mountain in poor weather, killing all 16 occupants, including U.S. Secretary of State Thomas Mickey Leland.

Accident Overview

A twin-engine aircraft operating a humanitarian food program flight from Addis Ababa to a refugee camp in Funyido, Ethiopia, crashed into a mountain slope approximately 30 kilometers southeast of Gambela. The aircraft had been cruising at an altitude of 3,600 feet when it struck the terrain. The accident occurred about one hour and thirty minutes into the flight after the aircraft entered an area of poor weather conditions over mountainous terrain.

Search and Recovery

When the aircraft failed to arrive at its destination, search and rescue operations were initiated. The wreckage was located a week later in an isolated area. The aircraft was totally destroyed in the impact.

Occupants and Victims

All 16 occupants aboard the aircraft were killed. Among the victims was Thomas Mickey Leland, the U.S. Secretary of State at the time.

Probable Cause

The official investigation determined that the cause of the accident was the crew flying under visual flight rules (VFR) mode in instrument meteorological conditions (IMC).