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Accidents · NTSB ANC86LA155 · Preliminary: the investigation is not finished

Piper PA-22 accident near Naknek, Alaska, September 14, 1986

On September 14, 1986, a Piper PA-22, registered N1712P, was substantially damaged in an accident near Naknek, Alaska. It was a personal flight under general aviation rules (Part 91). 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 14, 1986
Place
Naknek, Alaska · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Piper PA-22 · all PA-22s on the register
Registration
N1712P · no longer on the register · serial 222502
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

DURING THE TAXI TO TAKEOFF PHASE A STRONG GUST OF WIND LIFTED THE LEFT WING CAUSING THE AIRPLANE TO FLIP OVER ON ITS BACK.

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: private
  • Ratings: single-engine land
  • Flight time: 2,400 hours in all; 2,400 in this make and model; 90 in the last 90 days; 40 in the last 30 days; 2,350 as pilot in command
  • Medical certificate: Class 3 (valid medical--no waivers/lim.)
  • Seat: left

The aircraft

  • Last inspection: annual inspection, November 1, 1985
  • Maximum gross weight: 1,650 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Lycoming O-320-A2B (piston); 0 hours total

The flight

  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 180° at 10 knots, gusting 20
  • Visibility: 20 statute miles
  • Sky: clear
  • Temperature: 70°F (21°C), dew point 39°F (4°C)
  • Altimeter: 29.00 inHg

Injuries

FatalSeriousMinorNone
Crew1

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.