32 fatalities

1993-04-23: Antonov AN-26 (BNMAU-14102) — MIAT Mongolian Airlines - Mongolyn Irgeniy Agaaryn Teever — Mt Marz, Mongolia

Mt Marz, MongoliaFlight

On April 23, 1993, an Antonov AN-26 (registration BNMAU-14102) operated by MIAT Mongolian Airlines - Mongolyn Irgeniy Agaaryn Teever was involved in an aviation accident near Mt Marz, Mongolia in flight. 32 people were killed. Investigators recorded the probable cause as: Controlled flight into terrain after the crew initiated the descent prematurely, causing the aircraft to descend below the minimum prescribed altitude. Poor visibility due to poor weather conditions was a contributing factor. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 8 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 1781210059Data APIEditorial standards

While descending to Ölgii Airport, the crew encountered poor weather conditions and the aircraft struck the slope of Mt Marz, disintegrating on impact. All 32 occupants were killed.

Accident Details

The accident occurred while the aircraft was descending to Ölgii Airport. The crew encountered poor weather conditions when the aircraft struck the slope of Mt Marz, located in the Hangayn Nuruu Mountain Range. The impact caused the aircraft to disintegrate. All 32 occupants on board were killed.

Probable Cause

According to the official investigation, the probable cause was controlled flight into terrain after the crew initiated the descent prematurely, causing the aircraft to descend below the minimum prescribed altitude. Poor visibility due to poor weather conditions was identified as a contributing factor.