Casualties unknown

Aircraft Stalls During Downwind Landing Attempt on Uphill Grass Strip (N7173K)

Grass Valley, OR, US

On May 16, 1983, a Piper PA-18-150 (registration N7173K) was involved in an aviation accident near Grass Valley, OR. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-06-10Data APIEditorial standards

An aircraft stalled at about 50 feet AGL while attempting a downwind landing on an uphill grass strip. The pilot corrected left of center, the left wing struck the ground, and the aircraft spun 180 degrees before sliding to rest with collapsed main gear.

Accident Overview

The accident occurred when a pilot attempted to land downwind on an uphill grass airstrip. The wind was estimated at 15 knots with gusts to 20 knots. During the approach, the pilot was positioned to the left of the landing strip's centerline. In an effort to correct to the right, the aircraft stalled at approximately 50 feet above ground level (AGL).

Sequence of Events

After the stall occurred, the pilot initiated recovery procedures. However, the left wing struck the ground before full recovery could be achieved. The impact caused the aircraft to spin 180 degrees. It then slid for an estimated 50 to 100 feet before coming to rest in an upright position. The main landing gear collapsed during the accident sequence.

Location

The accident took place about 1 mile short of the airstrip threshold. The landing area was a grass strip with an uphill grade.

Aircraft and Damage

Specific details about the aircraft type, registration, and engine configuration are not included in the source. The main gear collapsed, but other damage is not specified further.

Pilot Actions

The pilot reported being left of the landing strip centerline on approach and attempting to correct to the right, which led to the stall.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001214X43150. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.