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Accidents · NTSB ANC87LA167 · Preliminary: the investigation is not finished

Piper PA-18 accident near Beluga Lake, Alaska, September 26, 1987

On September 26, 1987 at about 4:00 pm local time, a Piper PA-18, registered N4471A, was substantially damaged in an accident near Beluga Lake, Alaska. It was a personal flight under general aviation rules (Part 91). No one was hurt; 2 people were 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 26, 1987 · about 4:00 pm local time
Place
Beluga Lake, Alaska
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Piper PA-18 · all PA-18s on the register
Registration
N4471A · no longer on the register · serial 184826
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

THE PILOT STATED THAT HE WAS MANEUVERING 20 FEET ABOVE THE TREE TOPS WHEN A GUST OF WIND MADE HIM LOSE DIRECTIONAL CONTROL OF THE AIRCRAFT, CAUSING THE AIRCRAFT TO STRIKE THE TREES AND HILLSIDE.

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; single-engine sea
  • Flight time: 500 hours in all; 310 in this make and model; 30 in the last 90 days; 15 in the last 30 days; 460 as pilot in command
  • Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
  • Seat: frt

The aircraft

  • Airframe total time: 1,660 hours
  • Last inspection: annual inspection, September 15, 1987; 20 hours since
  • Maximum gross weight: 1,750 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Lycoming O-320 SERIES (piston); 0 hours total

The flight

  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: daylight
  • Wind: from 310° at 10 knots, gusting 15
  • Visibility: 100 statute miles
  • Sky: clear
  • Temperature: 45°F (7°C), dew point 30°F (-1°C)
  • Altimeter: 29.00 inHg

Injuries

FatalSeriousMinorNone
Crew1
Passengers1

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.