Amateur-built GLASTAR N399RS accident near Summer Lake, Oregon

Jun 15, 2026 · NTSB number WPR26LA221 · Final report

Probable cause

The pilot's selection of an unsuitable landing area, which resulted in the airplane nosing over during the landing roll.

NTSB analysis

The pilot was conducting an off airport landing on a dry lakebed. During the landing roll, the main landing gear wheels sank into soft soil/sand, and the airplane nosed over. The airplane sustained substantial damage to the rudder, left wing, and left-wing strut.

The pilot reported that he had conducted multiple touch-and-go landings on parts of the lakebed prior and that the surface was softer than he anticipated during the accident landing.

The pilot reported no preaccident mechanical malfunctions or failures with the airplane that would have precluded normal operation.

Text from the NTSB. Open the NTSB docket for WPR26LA221 for the full record.

Event

Date
Jun 15, 2026
Type
Accident
Place
Summer Lake, Oregon
Nearest airport
Dry Lakebed At Summer Lake.
Highest injury
None
Weather
Visual (VMC)
Light
Day

Amateur-built GLASTAR

N-number
N399RS
Category
Airplane
Year built
1999
Damage
Substantial
Operating rule
Part 91 (general aviation)
Purpose of flight
Personal

From the NTSB aviation accident database: N-registered aircraft, events since 2008, data through Oct 28, 2026. The file is published monthly, so the latest weeks are incomplete and recent records can change. The official source is the NTSB aviation investigation search. CheckAero is independent and not affiliated with the NTSB.