Cessna 421B accident near Great Harbor, Bf, April 1, 1989
On April 1, 1989 at about 3:30 am local time, a Cessna 421B, registered N4470L, was destroyed in an accident near Great Harbor. It was a flight of an unrecorded kind under general aviation rules (Part 91). 1 person was killed; 1 other was unhurt. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- April 1, 1989 · about 3:30 am local time
- Place
- Great Harbor, Burkina Faso
- Type
- Accident
- Injuries
- 1 person was killed; 1 other was unhurt.
- Weather
- visual conditions (good weather)
- Aircraft
- Cessna 421B · all 421Bs on the register
- Registration
- N4470L · no longer on the register
- Damage
- Destroyed
- Flight
- Flight of an unrecorded kind · general aviation rules (Part 91)
The factual record from the NTSB's investigation tables, in plain English
The aircraft
- Last inspection: inspection type not recorded; 0 hours since
- Seats: 0
- Landing gear: fixed
- Not recorded
The flight
- Departed from: Unk/Nr
- Destination: Unk/Nr
- Flight plan: none
- Runway 0
Weather at the time
- Light: night, dark
- Wind: from 110° at 13 knots
- Sky: scat at 1,800 ft
- Temperature: 75°F (24°C), dew point 70°F (21°C)
- Altimeter: 30.00 inHg
- Observation at 10:00 pm from MYNN
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 | |||
| Passengers | 1 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.