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Accidents · NTSB GAA17CA521 · Final report

Cessna 180 accident near Ambler, Alaska, September 5, 2017

On September 5, 2017, a 1966 Cessna 180, registered N8249V, was substantially damaged in an accident during landing near Ambler, 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 pilot’s failure to maintain an appropriate glidepath to an off-airport landing site.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
September 5, 2017
Place
Ambler, Alaska · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Cessna 180 H, built 1966 · all 180s on the register
Registration
N8249V · registry record · serial 18051751
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

The pilot of the tailwheel-equipped airplane reported that, during landing on an off-airport gravel bar, the airplane touched down about 30 ft short of the intended landing area. Subsequently, the right wheel struck a large rock, the gear collapsed, and the left wing impacted the ground. The airplane sustained substantial damage to the fuselage and left wing. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.

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

  1. Landing area undershoot during landing defining event
  2. Collision with terrain or object (not controlled flight into terrain) during landing

The NTSB's findings

  • cause Personnel issues › Task performance › Use of equip/info › Aircraft control › Pilot
  • cause Aircraft › Aircraft oper/perf/capability › Performance/control parameters › Descent/approach/glide path › Not attained/maintained
  • Environmental issues › Physical environment › Runway/land/takeoff/taxi surface › (general) › Effect on operation

Pilot

  • Certificate: commercial pilot
  • Ratings: multi-engine land; single-engine land; single-engine sea; instrument: airplane
  • Flight time: 4,500 hours in all; 1,800 in this make and model; 20 in the last 90 days; 17 in the last 30 days; 4,500 as pilot in command
  • Last flight review: June 23, 2017
  • Medical certificate: Class 2 (with waivers/limitations)
  • Seat: left
  • Injury: no injuries

The aircraft

  • Airframe total time: 4,215.8 hours
  • Last inspection: annual inspection, May 8, 2017
  • Maximum gross weight: 2,800 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Cont Motor O-470 SERIES (piston); 5,179 hours total

The flight

  • Departed from: OBU Kobuk AK
  • Destination: Ambler AK
  • Flight plan: none

Weather at the time

  • Light: daylight
  • Wind: from 130° at 10 knots, gusting 15
  • Visibility: 10 statute miles
  • Sky: broken clouds at 6,000 ft
  • Temperature: 59°F (15°C), dew point 37°F (3°C)
  • Altimeter: 29.75 inHg
  • Observation at 11:56 pm from PAFM, 51 miles away

Injuries

FatalSeriousMinorNone
Flight crew1
Passengers1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

2 documents, released by the NTSB on November 6, 2017. View them here, or download them; the NTSB redacts some personal details before release, and this site shows the NTSB's own titles rather than its file names.

The same docket at the NTSB · documents without a copy here are fetched from the NTSB when you open them.

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.