1 fatality

Pilot Killed as Marijuana-Laden Aircraft Strikes Rising Terrain During Nighttime Low Pass (N4001Q)

Las Vegas, United States of AmericaLanding (descent or approach)

On October 29, 1984, a Cessna 340 (registration N4001Q) operated by Richard S. Dickenson was involved in an aviation accident near Las Vegas, United States of America during landing or approach. One person was killed. Investigators recorded the probable cause as: In-flight collision with terrain/water during maneuvering, due to dark night conditions, inability to maintain visual lookout, rising terrain, and an attempted low pass by the pilot. 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 N4001Q with approximately 800 lbs of marijuana aboard was killed when the aircraft struck rising terrain during a high-speed low pass over an intended landing area at night.

Accident Overview

On an unspecified date, a pilot operating aircraft N4001Q was conducting a high-speed low pass at night over an intended landing area. The aircraft was carrying approximately 800 lbs of marijuana as illegal cargo. During the maneuver, the aircraft struck rising terrain and was destroyed. The pilot, who was the sole occupant, was killed.

Aircraft and Cargo

The aircraft, registered as N4001Q, was carrying marijuana as cargo, which is illegal. The exact type and model of the aircraft are not specified in the investigation report.

Circumstances of the Accident

The accident occurred at night during a low, high-speed pass over the area where the pilot intended to land. The terrain in the vicinity was rising, and the aircraft collided with it. The investigation determined that visual lookout was not possible for the pilot under the prevailing conditions.

Probable Cause

The official probable cause for the accident is an in-flight collision with terrain/water during the maneuvering phase of flight. Findings include a dark night, inability to maintain visual lookout, rising terrain, and an attempted low pass by the pilot.

Frequently asked questions

What happened in the 29 Oct 1984 Cessna 340 accident near Las Vegas, United States of America?

A pilot flying N4001Q with approximately 800 lbs of marijuana aboard was killed when the aircraft struck rising terrain during a high-speed low pass over an intended landing area at night.

Were there any fatalities in the 29 Oct 1984 Cessna 340 accident?

The accident was fatal, resulting in 1 fatality.

What aircraft was involved and where did it happen?

The accident on 29 Oct 1984 involved a Cessna 340, registration N4001Q, operated by Richard S. Dickenson, at Las Vegas, United States of America.

What was the probable cause of the accident?

In-flight collision with terrain/water during maneuvering, due to dark night conditions, inability to maintain visual lookout, rising terrain, and an attempted low pass by the pilot.