Casualties unknown

Pilot Collides with Trees in Box Canyon While Navigating Glacier National Park (CGTGV)

Saint Mary, MT, US

On September 5, 1985, a Piper PA-28RT-201T (registration CGTGV) operated by James Conway was involved in an aviation accident near Saint Mary, MT. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-07-04Data APIEditorial standards

A pilot flying to Kalispell, MT, encountered low clouds and limited visibility while navigating through Glacier National Park. The pilot flew into a box canyon and collided with trees before ground impact.

Accident Details

A pilot en route to Kalispell, Montana, received a weather update during the flight. The pilot attempted to navigate through Glacier National Park while following the Going-to-the-Sun Highway. The weather conditions encountered along the route included a low cloud ceiling, limited visibility, and mountain obscurement. While flying, the pilot entered a box canyon and subsequently collided with several trees before impacting the ground.

Pilot Information

The pilot held a Canadian airline transport certificate with an instrument rating. No further details about the pilot's experience or background were provided in the source.

Weather Conditions

The weather along the flight path was characterized by a low cloud ceiling, limited visibility, and mountain obscurement. These conditions likely reduced the pilot's ability to see and avoid terrain and obstacles, though the source does not specify a causal relationship.

No additional information regarding the aircraft, occupants, injuries, damage, or other specifics is available from the source.

Frequently asked questions

What happened in the 5 Sept 1985 Piper PA-28RT-201T accident near Saint Mary, MT?

A pilot flying to Kalispell, MT, encountered low clouds and limited visibility while navigating through Glacier National Park. The pilot flew into a box canyon and collided with trees before ground impact.

What aircraft was involved and where did it happen?

The accident on 5 Sept 1985 involved a Piper PA-28RT-201T, registration CGTGV, operated by James Conway, at Saint Mary, MT.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001214X37760. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.