No fatalities

Great Lakes 2T 1A accident at St. Mary's, PA, 8 Jun 2020

St. Mary's, PA, United States

On June 8, 2020, a Great Lakes 2T 1A Undesignat was involved in an aviation accident near St. Mary's, PA. No fatalities were reported. Investigators recorded the probable cause as: The pilot's failure to maintain proper glide path during final approach which resulted in a collision with airport equipment short of the runway. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

Probable cause

The pilot's failure to maintain proper glide path during final approach which resulted in a collision with airport equipment short of the runway.

— NTSB Determination

Contributing factors

Causes

PilotDescent/approach/glide path — Not attained/maintained

Other contributing factors

Awareness of condition