No fatalities

Student Pilot's Forced Landing After Fuel Loss Due to Improper Fuel Cap (N3233L)

Columbia Falls, MT, US

On April 18, 1990, a Cessna 172 (registration N3233L) operated by Eagle Aviation, Inc. was involved in an aviation accident near Columbia Falls, MT. No fatalities were reported. Investigators recorded the probable cause as: THE PILOT'S FAILURE TO PREFLIGHT AND SECURE THE FUEL CAP WHICH RESULTED IN THE LOSS OF FUEL AND THE LOSS OF ENGINE POWER FROM FUEL EXHAUTION. FACTOR WAS SOFT TERRAIN DURING FORCED LANDING. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive; 5 related events involving the same aircraft type or operator are linked below.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-07-04Data APIEditorial standards

A student pilot on a solo cross-country flight experienced an engine failure. During a forced landing, the aircraft nosed over after the nose gear sank into soft terrain. No fuel was found in the tanks, and an improperly installed fuel cap was discovered.

Incident Overview

A student pilot was completing a solo cross-country flight when the engine stopped during cruise. The pilot selected a suitable field and performed a forced landing. During the landing roll, the nose gear sank into the soft terrain, causing the aircraft to nose over and come to rest inverted.

Findings

Following the accident, no evidence of a fuel spill was found, and the fuel tanks were empty. The aircraft owner reported that one fuel cap had been installed improperly. The owner believes that this improper installation allowed fuel to siphon out during the flight, leading to fuel exhaustion and the subsequent engine failure.

No other factors were reported. The aircraft sustained damage from the forced landing and the subsequent nose-over.

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Frequently asked questions

What happened in the 18 Apr 1990 Cessna 172 accident near Columbia Falls, MT?

A student pilot on a solo cross-country flight experienced an engine failure. During a forced landing, the aircraft nosed over after the nose gear sank into soft terrain. No fuel was found in the tanks, and an improperly installed fuel cap was discovered.

Were there any fatalities in the 18 Apr 1990 Cessna 172 accident?

No fatalities were recorded in this accident.

What aircraft was involved and where did it happen?

The accident on 18 Apr 1990 involved a Cessna 172, registration N3233L, operated by Eagle Aviation, Inc., at Columbia Falls, MT.

What was the probable cause of the accident?

THE PILOT'S FAILURE TO PREFLIGHT AND SECURE THE FUEL CAP WHICH RESULTED IN THE LOSS OF FUEL AND THE LOSS OF ENGINE POWER FROM FUEL EXHAUTION. FACTOR WAS SOFT TERRAIN DURING FORCED LANDING.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X22901. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.