Casualties unknown

Aircraft Crashes During Second ILS Approach Attempt (N4347X)

Mount Pleasant, MD, US

On October 26, 1986, a Piper PA-28R-200 (registration N4347X) was involved in an aviation accident near Mount Pleasant, MD. 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 2026-07-04Data APIEditorial standards

An aircraft on a second ILS approach attempt to Runway 23 collided with terrain southwest of the outer marker. The pilot had instrument flight recency but no night flight time in at least 2.5 years. No aircraft malfunction or pilot impairment was found.

Accident Sequence

The aircraft was conducting its second approach attempt for the ILS Runway 23. On the first attempt, the pilot flew outbound instead of inbound on the localizer course. For the second attempt, the pilot was cleared for a full approach requiring a procedure turn. The pilot's last position report indicated being inbound on the localizer course. Shortly after, the pilot was cleared to switch to the airport UNICOM frequency.

Radar data showed that the aircraft reached the outer marker and began to fly toward the west. The aircraft then collided with the ground on a southwest heading approximately one mile east of the outer marker.

Weather and ILS Performance

A pilot who landed at the airport just before the accident reported a cloud ceiling of 650 feet MSL and visibility of 2 miles. Satisfactory operation of the ILS was confirmed after the accident.

Aircraft and Pilot Information

Examination of the aircraft did not disclose any malfunction. No physical impairment or incapacitation of the pilot was disclosed. The pilot possessed instrument flight recency; however, the pilot had no night flight time for at least 2.5 years.

Frequently asked questions

What happened in the 26 Oct 1986 Piper PA-28R-200 accident near Mount Pleasant, MD?

An aircraft on a second ILS approach attempt to Runway 23 collided with terrain southwest of the outer marker. The pilot had instrument flight recency but no night flight time in at least 2.5 years. No aircraft malfunction or pilot impairment was found.

What aircraft was involved and where did it happen?

The accident on 26 Oct 1986 involved a Piper PA-28R-200, registration N4347X, at Mount Pleasant, MD.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001213X34919. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.