No fatalities

SCHLEICHER ALEXANDER GMBH & CO ASH 26 E accident at Williams, CA, 26 Jun 2023

Williams, CA, United States

On June 26, 2023, a SCHLEICHER ALEXANDER GMBH & CO ASH 26 E was involved in an aviation accident near Williams, CA. No fatalities were reported. Investigators recorded the probable cause as: The pilot’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight, which resulted in a collision with terrain. This summary draws on records from NTSB; 7 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 2026-08-03Data APIEditorial standards

Probable cause

The pilot’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight, which resulted in a collision with terrain.

— NTSB Determination

Contributing factors

Effect on operationAttain/maintain not possible

Frequently asked questions

What happened in the 26 Jun 2023 SCHLEICHER ALEXANDER GMBH & CO ASH 26 E accident near Williams, CA?

The pilot’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight, which resulted in a collision with terrain.

Were there any fatalities in the 26 Jun 2023 SCHLEICHER ALEXANDER GMBH & CO ASH 26 E accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 26 Jun 2023 involved a SCHLEICHER ALEXANDER GMBH & CO ASH 26 E, at Williams, CA.

What was the probable cause of the accident?

The pilot’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight, which resulted in a collision with terrain.