Casualties unknown

Piper PA-18 crashes near McGrath, Alaska (N1556P)

Mcgrath, AK, US

On July 4, 1988, a Piper PA-18A (registration N1556P) was involved in an aviation accident near Mcgrath, AK. 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

A Piper PA-18 airplane crashed approximately 94 miles east of McGrath, Alaska, resulting in fatal injuries to the pilot and passenger. The aircraft impacted the ground in a near vertical attitude within a box canyon.

What happened

The Piper PA-18 airplane experienced a catastrophic failure while operating in remote terrain approximately 94 miles east of McGrath, Alaska. The aircraft struck the ground in a near vertical attitude, located near the end of a box canyon.

There were no known witnesses to the accident sequence. The impact resulted in substantial damage to the airframe. The pilot and passenger sustained fatal injuries during the event.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001213X26088. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.