Boeing 737 and Hawker Siddeley HS125 mid-air collision near Tambacounda, Sn, September 5, 2015
On September 5, 2015 at about 7:08 pm local time, 2 aircraft, Boeing 737 (N3CLLY) and Hawker Siddeley HS125 (N6VAIM), were involved in a mid-air collision near Tambacounda. 7 people were killed; 112 others were unhurt.
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
- September 5, 2015 · about 7:08 pm local time
- Place
- Tambacounda, Senegal · map
- Type
- Accident · mid-air collision
- Injuries
- 7 people were killed; 112 others were unhurt.
- Weather
- not recorded
- Aircraft 1
- Boeing 737 800 · all 737s on the register
- Registration
- N3CLLY · no longer on the register
- Damage
- Minor damage
- Flight
- Flight · non-U.S. commercial rules
- Aircraft 2
- Hawker Siddeley HS125
- Registration
- N6VAIM · no longer on the register
- Damage
- Not recorded
- Flight
- Flight · non-U.S. commercial rules
The factual record for the Boeing 737 from the NTSB's investigation tables, in plain English
What happened, in order
- Midair collision during enroute defining event
The aircraft
- Landing gear: fixed
Weather at the time
- Temperature: 0°F (-18°C), dew point 0°F (-18°C)
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Cabi | 4 | |||
| Flight crew | 2 | |||
| Passengers | 106 |
The factual record for the Hawker Siddeley HS125 from the NTSB's investigation tables, in plain English
What happened, in order
- Midair collision during enroute defining event
- Unknown or undetermined during unknown
The aircraft
- Landing gear: fixed
- Not recorded
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Flight crew | 4 | |||
| Passengers | 3 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The NTSB has not released the docket for this case yet. The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), is usually released when the investigation is nearly complete, and the list here is refreshed when it appears. Check 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.