1 fatality

Pilot Fatally Strikes Mountain in Night Flight (N91036)

Monoghan, United States of AmericaFlight

On November 5, 1988, a Cessna 207 Skywagon/Stationair (registration N91036) operated by Carroll Air Services was involved in an aviation accident near Monoghan, United States of America in flight. One person was killed. Investigators recorded the probable cause as: Occurrence #1: in flight collision with terrain/water Phase of operation: cruise Findings 1. (f) terrain condition - mountainous/hilly 2. (c) in-flight planning/decision - poor - pilot in command 3. (f) light condition - dark night 4. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary report: the U.S. National Transportation Safety Board (NTSB) historical archiveUpdated 2026-07-04Data APIEditorial standards

A pilot flying alone at night collided with a mountain at 1,280 feet in a designated mountainous area where the recommended minimum altitude is 3,500 feet. No mechanical issues were found.

Incident Overview

The aircraft, with the pilot as the sole occupant, flew directly into the side of a mountain. The impact occurred at an elevation of 1,280 feet on a peak that rises to 1,320 feet. The accident took place at night in an area designated as mountainous.

Recommended Altitude

For this specific mountainous region, the recommended minimum flight altitude during nighttime operations is 3,500 feet. The aircraft was flying significantly below this guidance at the time of the collision.

Mechanical Condition

Investigators found no evidence of any mechanical malfunctions or failures with the airplane. The aircraft appeared to have been in normal operating condition prior to the impact.

Pilot Information

The pilot was the only person on board and did not survive the accident.

Official Findings

The investigation determined that the accident occurred during the cruise phase of flight. The probable cause was an in-flight collision with terrain. Contributing factors included the mountainous and hilly terrain, the pilot's poor in-flight planning and decision-making, the dark night lighting conditions, and the pilot's decision to fly at an inadequate altitude.

Frequently asked questions

What happened in the 5 Nov 1988 Cessna 207 Skywagon/Stationair accident near Monoghan, United States of America?

A pilot flying alone at night collided with a mountain at 1,280 feet in a designated mountainous area where the recommended minimum altitude is 3,500 feet. No mechanical issues were found.

Were there any fatalities in the 5 Nov 1988 Cessna 207 Skywagon/Stationair accident?

The accident was fatal, resulting in 1 fatality.

What aircraft was involved and where did it happen?

The accident on 5 Nov 1988 involved a Cessna 207 Skywagon/Stationair, registration N91036, operated by Carroll Air Services, at Monoghan, United States of America.

What was the probable cause of the accident?

Occurrence #1: in flight collision with terrain/water Phase of operation: cruise Findings 1. (f) terrain condition - mountainous/hilly 2. (c) in-flight planning/decision - poor - pilot in command 3. (f) light condition - dark night 4. (c) altitude - inadequate - pilot in command