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Accidents · NTSB ANC89LA098 · Final report

Cessna 182A accident near Tyonek, Alaska, June 20, 1989

On June 20, 1989 at about 7:30 am local time, a Cessna 182A, registered N9926B, was substantially damaged in an accident near Tyonek, 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).

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The NTSB's probable cause their words, unchanged

SELECTION OF UNSUITABLE TERRAIN BY THE PILOT. PROBABLE CONTRIBUTING FACTORS WERE THE SOFT SAND AND THE PILOT'S DELAY IN ABORTING THE TAKEOFF.

Source: NTSB aviation accident database, copy made October 4, 2026. Docket and reports at the NTSB.

What the record shows

Date
June 20, 1989 · about 7:30 am local time
Place
Tyonek, Alaska
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 182A · all 182As on the register
Registration
N9926B · registry record · serial 34326
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The factual record from the NTSB's investigation tables, in plain English

Pilot

  • Certificate: private
  • Ratings: single-engine land
  • Flight time: 319 hours in all; 52 in this make and model; 60 in the last 90 days; 28 in the last 30 days; 183 as pilot in command
  • Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
  • Seat: unk

The aircraft

  • Last inspection: inspection type not recorded; 0 hours since
  • Maximum gross weight: 2,600 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Continental O-470 (piston); 0 hours total

The flight

  • Flight plan: none
  • Runway 0

Weather at the time

  • Light: dusk
  • Visibility: 60 statute miles
  • Sky: clear
  • Temperature: 50°F (10°C), dew point 0°F (-18°C)

Injuries

FatalSeriousMinorNone
Crew1
Passengers1

About this page

Everything above comes from the NTSB's public accident database: the narrative, probable cause and findings are the NTSB's own words, and the coded tables behind its report (pilot, aircraft, flight, weather, injuries, sequence of events) are written out in plain English. Pilots' ages, home towns and medical details are left out on purpose. The docket at the NTSB holds the report as a PDF and the investigation's photographs and documents. This site never names pilots, passengers or anyone else involved. A preliminary report describes what is known soon after the event and can change; the final report, with the probable cause, usually follows one to two years later and this page is refreshed when it does. Case number ANC89LA098.