No fatalities

PIPER PA-28-180 accident at Philadelphia, PA, 6 Sept 2021

Philadelphia, PA, United States

On September 6, 2021, a PIPER PA-28-180 was involved in an aviation accident near Philadelphia, PA. No fatalities were reported. Investigators recorded the probable cause as: The pilot’s exceedance of the wing’s critical angle of attack, which resulted in an aerodynamic stall and loss of aircraft control. 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 exceedance of the wing’s critical angle of attack, which resulted in an aerodynamic stall and loss of aircraft control.

— NTSB Determination

Contributing factors

Capability exceededPilot