Cessna 207A accident near Mountain Villag, Alaska, September 17, 1986
On September 17, 1986 at about 8:20 pm local time, a Cessna 207A, registered N9736M, was substantially damaged in an accident near Mountain Villag, Alaska (Mountain Village airport). It was a flight of an unrecorded kind under charter and air-taxi rules (Part 135). No one was hurt; 1 person was on board or involved. 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
- September 17, 1986 · about 8:20 pm local time
- Place
- Mountain Villag, Alaska · Mountain Village · map
- Type
- Accident
- Injuries
- No one was hurt; 1 person was on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Cessna 207A · all 207As on the register
- Registration
- N9736M · registry record · serial 20700722
- Damage
- Substantial damage
- Flight
- Flight of an unrecorded kind · charter and air-taxi rules (Part 135)
The NTSB's narrative final · quoted from the NTSB record
THE AIRLINE TRANSPORT PILOT WHO IS ALSO A CERTIFICATED AIRFRAME AND POWERPLANT MECHANIC ELECTED TO DEFER BRAKE REPAIRS UNTIL THE END OF THE FLYING DAY. THE FATIGUED RIGHT BRAKE LINE FAILED BEFORE THE END OF THE DAY'S FLYING ACTIVITY. DURING LNDG THE BRAKES FAILED AND THE ACFT OVERRAN THE END OF THE RWY RESULTING IN SUBST DAMAGE
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
Pilot
- Certificate: airline transport pilot, flight instructor
- Ratings: multi-engine land; single-engine land; instructor: airplane multi-engine; instructor: airplane single-engine; instrument: airplane
- Flight time: 2,579 hours in all; 546 in this make and model; 318 in the last 90 days; 2,526 as pilot in command
- Medical certificate: Class 1 (valid medical--no waivers/lim.)
- Seat: left
The aircraft
- Airframe total time: 4,937 hours
- Last inspection: continuous airworthiness programme, September 5, 1986; 37 hours since
- Maximum gross weight: 3,800 lb
- Seats: 7
- Landing gear: fixed
- Engine: Continental IO-520F (piston); 0 hours total
The flight
- Departed from: KSM St. Marys AK at 3:10 pm
- Flight plan: none
- Runway 34, 2,200 ft by 75 ft
Weather at the time
- Light: daylight
- Wind: from 110° at 13 knots
- Visibility: 20 statute miles
- Sky: broken clouds at 1,000 ft; scat at 700 ft
- Temperature: 48°F (9°C), dew point 46°F (8°C)
- Altimeter: 29.00 inHg
- Observation at 3:44 pm from KSM, 10 miles away
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 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.