Cessna 208 accident near Anem Mountain, Oksibil, Id, April 12, 2017
On April 12, 2017 at about 3:40 am local time, a Cessna 208, registered PKFSO, was destroyed in an accident during approach near Anem Mountain, Oksibil. 1 person was killed.
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 12, 2017 · about 3:40 am local time
- Place
- Anem Mountain, Oksibil, Indonesia · map
- Type
- Accident
- Injuries
- 1 person was killed.
- Weather
- not recorded
- Aircraft
- Cessna 208 C · all 208s on the register
- Registration
- PKFSO · no longer on the register · serial 20800313
- Damage
- Destroyed
- Flight
- Flight
The NTSB's narrative preliminary · quoted from the NTSB record
On April 12, 2017, about 0340 universal coordinated time, a Cessna 208C, PK-FSO, operated by PT. Spirit Avia Sentosa as an unscheduled cargo flight under the pertinent civil regulations of the government of Indonesia, collided with mountainous terrain 7 nautical miles north of Oksibil, Republic of Indonesia. The airplane was destroyed and the pilot, the sole occupant, was fatally injured. The investigation is under the jurisdiction of the Government of Indonesia. This report is for information purposes only and contains only information released by the Government of Indonesia. Further information pertaining to this accident may be obtained from: National Transportation Safety Committee Ministry of Transportation Building 3rd Floor JI. Medan Merdeka Timur No. 5 Jakarta – Indonesia Tel: +62 21 3517606 Fax: +62 21 3517606 Email: knkt@dephub.go.id
The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.
The factual record from the NTSB's investigation tables, in plain English
What happened, in order
- Unknown or undetermined during approach defining event
The aircraft
- Landing gear: retractable
- Engine: Pratt & Whitney Canada PT6-114A (turboprop); 0 hours total
Weather at the time
- Temperature: 0°F (-18°C), dew point 0°F (-18°C)
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Flight crew | 1 |
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.