No fatalities

ALON A2 accident at Pipestone, MN, 20 Jul 2025

Pipestone, MN, United States

On July 20, 2025, an ALON A2 was involved in an aviation accident near Pipestone, MN. No fatalities were reported. Investigators recorded the probable cause as: The failure of the left brake to release due to corrosion and pitting of the caliper piston and bore, which resulted in a runway excursion. This summary draws on records from NTSB; 11 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

Probable cause

The failure of the left brake to release due to corrosion and pitting of the caliper piston and bore, which resulted in a runway excursion.

— NTSB Determination

Contributing factors

Fatigue/wear/corrosion