# NTSB investigations, AK: Collision with terr/obj (non-CFIT)

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 1 of 12 · 590 cases

## Latest cases

- [NTSB ANC26FA091](https://openairdocs.org/ntsb/ANC26FA091.md): Piper PA-24-260 · Seldovia, AK · Accident · 4 fatal · Class 3 · Field · Preliminary report · Aug 26, 2026 · N9485P · Substantial damage
  > On August 26, 2026 about 1317 Alaska daylight time, a Piper PA-24-260 airplane, N9485P, was substantially damaged when it was involved in an accident near Seldovia, Alaska. The pilot and three passengers were fatally injured. The airplane was operated as a…
- [NTSB ANC26LA010](https://openairdocs.org/ntsb/ANC26LA010.md): Beech 65-A90-1 · Anchorage, AK · Accident · No injuries · Class 4 · Limited · Final report · Jan 16, 2026 · N918MR · Substantial damage
  > The pilot’s failure to attain proper flare during landing resulting in a hard landing short of the runway threshold. Contributing to the accident were gusting wind conditions.
- [NTSB ANC26LA005](https://openairdocs.org/ntsb/ANC26LA005.md): Piper PA-31-350 · Eek, AK · Accident · No injuries · Class 4 · Limited · Final report · Nov 17, 2025 · N4112D · Substantial damage
  > The pilot’s loss of directional control when the airplane encountered snow and ice on the runway while landing at night in gusting crosswind conditions.
- [NTSB ANC26LA001](https://openairdocs.org/ntsb/ANC26LA001.md): Cessna 172N · Petersburg, AK · Accident · No injuries · Class 3 · Limited · Preliminary report · Oct 7, 2025 · N80628 · Substantial damage
  > On October 7, 2025, at 1456 Alaska daylight time, a Cessna 172 airplane, N80628, was substantially damaged when it was involved in an accident near Petersburg, Alaska. The student pilot and flight instructor were not injured. The airplane was operated as a…
- [NTSB ANC25LA121](https://openairdocs.org/ntsb/ANC25LA121.md): Maule M-4-210C · Lime Village, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 18, 2025 · N4612T · Substantial damage
  > A collision with terrain during takeoff.
- [NTSB ANC25LA106](https://openairdocs.org/ntsb/ANC25LA106.md): Brian Turner Northern Explorer · Delta Junction, AK · Accident · No injuries · Class 4 · Limited · Final report · Aug 6, 2025 · N907BT · Substantial damage
  > The pilot’s failure to maintain obstacle clearance during landing, which resulted in an impact with trees.
- [NTSB ANC25LA082](https://openairdocs.org/ntsb/ANC25LA082.md): Cessna U206F · Yakutat, AK · Accident · No injuries · Class 4 · Limited · Final report · Aug 2, 2025 · N206GR · Substantial damage
  > The pilot’s failure to maintain clearance during approach in gusting wind conditions to a remote airstrip, resulting in a collision with brush.
- [NTSB ANC25LA066](https://openairdocs.org/ntsb/ANC25LA066.md): Piper PA-18-135 · Chenega, AK · Accident · No injuries · Class 4 · Limited · Final report · Jun 28, 2025 · N55PT · Substantial damage
  > The pilot’s failure to maintain directional control during landing in gusting and variable wind conditions.
- [NTSB ANC25LA058](https://openairdocs.org/ntsb/ANC25LA058.md): Stinson 108-8 · Alexander Creek, AK · Accident · No injuries · Class 4 · Limited · Final report · Jun 25, 2025 · N97438 · Substantial damage
  > The pilot’s failure to maintain airplane control during final approach. Contributing to the accident was the airplane’s encounter with a downdraft that led to a rapid loss of altitude.
- [NTSB ANC25LA036](https://openairdocs.org/ntsb/ANC25LA036.md): Stinson 108 · North Pole, AK · Accident · Minor injuries · Class 4 · Limited · Final report · Apr 25, 2025 · N9308K · Substantial damage
  > The pilot's failure to maintain obstacle clearance which resulted in an in-flight collision with a tree. Contributing to the accident was his impairment from the effects of alcohol consumption.
- [NTSB ANC25MA018](https://openairdocs.org/ntsb/ANC25MA018.md): Textron 208B · Nome, AK · Accident · 10 fatal · Class 1 · Major · Final report · Feb 6, 2025 · N321BA · Destroyed
  > The National Transportation Safety Board determines that the probable cause of this accident was the pilot’s inadequate airspeed management due to workload and degraded situation awareness and his improper inputs leading up to and during the aerodynamic…
- [NTSB ANC24LA103](https://openairdocs.org/ntsb/ANC24LA103.md): Cessna 170 · McKinley Village, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 17, 2024 · N3474C · Substantial damage
  > The pilot’s late decision to go-around, failure to maintain proper airspeed, and his exceedance of the airplane’s critical angle of attack which resulted in an aerodynamic stall at too low of an altitude to recover.
- [NTSB ANC24LA098](https://openairdocs.org/ntsb/ANC24LA098.md): Piper PA-18-150 · Fairbanks, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 15, 2024 · N4242Z · Substantial damage
  > The pilot’s failure to maintain a rate of climb sufficient to clear obstacles during takeoff, resulting in a collision with obstacles and a subsequent aerodynamic stall.
- [NTSB ANC24LA090](https://openairdocs.org/ntsb/ANC24LA090.md): Piper PA-18A 150 · Denali, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 4, 2024 · N424RD · Substantial damage
  > Failure to maintain clearance from terrain due to the airplane’s encounter with windshear during takeoff.
- [NTSB ANC24LA086](https://openairdocs.org/ntsb/ANC24LA086.md): Cessna 150H · Tok, AK · Accident · Serious injuries · Class 4 · Limited · Final report · Aug 31, 2024 · N41WP · Substantial damage
  > The airplane’s encounter with gusting winds resulting in a loss of altitude with performance insufficient to outclimb terrain.
- [NTSB ANC24LA014](https://openairdocs.org/ntsb/ANC24LA014.md): Benjamin Pratt Bearhawk Patrol · Galena, AK · Accident · No injuries · Class 4 · Limited · Final report · Feb 19, 2024 · N406AK · Substantial damage
  > A loss of engine power as a result of carburetor ice. Contributing to the outcome was the pilot’s failure to effectively use carburetor heat in conditions conducive to the formation of carburetor ice.
- [NTSB ANC23LA086](https://openairdocs.org/ntsb/ANC23LA086.md): Cessna 182K · Trimble River Valley, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 24, 2023 · N2586R · Substantial damage
  > The pilot’s selection of unsuitable terrain for landing, which resulted in the left main landing gear (MLG) tire impacting a rock, resulting in the separation of the MLG wheel, and the subsequent loss of directional control.
- [NTSB ANC23LA082](https://openairdocs.org/ntsb/ANC23LA082.md): Helio H-295 · Fairbanks, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 17, 2023 · N713C · Substantial damage
  > The pilot’s encounter with windshear during initial climb out, which resulted in a loss of control.
- [NTSB ANC23LA083](https://openairdocs.org/ntsb/ANC23LA083.md): Piper PA-18-150 · McGrath, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 16, 2023 · N1755P · Substantial damage
  > The pilot’s failure to maintain directional control during after encountering a wind gust during landing that resulted in an impact with terrain.
- [NTSB ANC23FA074](https://openairdocs.org/ntsb/ANC23FA074.md): Piper PA-18-150 · St. Mary's, AK · Accident · 1 fatal · Class 2 · Field · Final report · Sep 13, 2023 · N109T · Substantial damage
  > The pilot’s decision to operate the airplane above its maximum certificated gross weight, and his installation of an unapproved external load that degraded takeoff performance and flight characteristics resulting in a loss of airplane control during takeoff…
- [NTSB ANC23LA081](https://openairdocs.org/ntsb/ANC23LA081.md): Piper/Gerbi Charles R PA 18-150 · Juneau, AK · Accident · Serious injuries · Class 4 · Limited · Final report · Sep 11, 2023 · N4900C · Substantial damage
  > The student pilot’s failure to maintain altitude after the airplane encountered a downdraft while maneuvering over an area of hilly terrain.
- [NTSB ANC23LA071](https://openairdocs.org/ntsb/ANC23LA071.md): Bell Helicopter Textron Canada 206L-4 · King Salmon, AK · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 5, 2023 · N193AL · 2 aircraft · Substantial damage
  > The failure of both pilots to see and avoid while en route, which resulted in a midair collision.
- [NTSB ANC23LA069](https://openairdocs.org/ntsb/ANC23LA069.md): Bellanca 8GCBC · Cordova, AK · Accident · No injuries · Class 4 · Limited · Final report · Sep 3, 2023 · N723AK · Substantial damage
  > The pilot’s exceedance of the airplane’s critical angle of attack during landing, which resulted in an aerodynamic stall and loss of airplane control.
- [NTSB ANC23LA062](https://openairdocs.org/ntsb/ANC23LA062.md): Cessna 180J · Chaka Creek, AK · Accident · No injuries · Class 4 · Limited · Final report · Aug 10, 2023 · N42610 · Substantial damage
  > A partial loss of engine power as a result of carburetor ice. Contributing to the outcome was the pilot’s failure to effectively use carburetor heat in conditions conducive to the formation of carburetor ice.
- [NTSB ANC23LA053](https://openairdocs.org/ntsb/ANC23LA053.md): Aeronca 7DC · Ninilchik, AK · Accident · No injuries · Class 3 · Limited · Final report · Jul 13, 2023 · N83391 · Substantial damage
  > A total loss of engine power due to a shift of a crankshaft main bearing, which resulted in a lack of lubrication and subsequent overheating and failure of the engine crankshaft.
- [NTSB ANC23LA051](https://openairdocs.org/ntsb/ANC23LA051.md): Stinson 108 · Ninilchik, AK · Accident · No injuries · Class 3 · Limited · Final report · Jul 13, 2023 · N97719 · Substantial damage
  > A partial loss of engine power due to failure of the No. 1 cylinder intake valve head.
- [NTSB ANC23LA050](https://openairdocs.org/ntsb/ANC23LA050.md): Aviat A-1B · Matanuska Glacier, AK · Accident · No injuries · Class 4 · Limited · Final report · Jul 13, 2023 · N460JC · Substantial damage
  > The airplane’s encounter with downdrafts resulting in decreased performance insufficient to outclimb rising terrain.
- [NTSB ANC23LA049](https://openairdocs.org/ntsb/ANC23LA049.md): Piper PA-18 · Beluga, AK · Accident · No injuries · Class 4 · Limited · Final report · Jul 1, 2023 · N15XX · Substantial damage
  > The pilot's selection of an unsuitable takeoff site, resulting in a collision with brush-covered terrain.
- [NTSB ANC23LA048](https://openairdocs.org/ntsb/ANC23LA048.md): Maule M-4-210C · Prospect Creek, AK · Accident · No injuries · Class 4 · Limited · Final report · Jul 1, 2023 · N40661 · Substantial damage
  > The pilot’s exceedance of the airplane’s critical angle of attack on climbout, which resulted in a loss of control and impact with trees.
- [NTSB ANC23LA022](https://openairdocs.org/ntsb/ANC23LA022.md): Cessna U206F · Chugiak, AK · Accident · No injuries · Class 4 · Limited · Final report · Feb 14, 2023 · N9572G · Substantial damage
  > The pilot’s failure to maintain directional control during takeoff in flat light conditions which resulted in a loss of control and impact with a snow berm.
- [NTSB ANC23LA018](https://openairdocs.org/ntsb/ANC23LA018.md): Piper PA-18-180 · Glennallen, AK · Accident · Minor injuries · Class 4 · Limited · Final report · Jan 13, 2023 · N5373Y · Substantial damage
  > The pilot’s failure to maintain airspeed during a drag maneuver, which resulted in an overrun and subsequent impact with terrain.
- [NTSB ANC23LA005](https://openairdocs.org/ntsb/ANC23LA005.md): Piper PA-22-160 · Kenai, AK · Accident · No injuries · Class 3 · Limited · Final report · Oct 27, 2022 · N8119D · Substantial damage
  > Improper installation of the crankshaft drive gear by maintenance personnel, who failed to install all required hardware, resulting in an in-flight engine failure.
- [NTSB ANC22FA069](https://openairdocs.org/ntsb/ANC22FA069.md): Story Charles Brad TT FOX · Wasilla, AK · Accident · 1 fatal · Class 3 · Field · Final report · Aug 29, 2022 · N2723P · Substantial damage
  > The pilot’s inability to maintain control of the airplane for reasons that could not be determined.
- [NTSB CEN22LA380](https://openairdocs.org/ntsb/CEN22LA380.md): Cessna 172 · McCarthy, AK · Accident · No injuries · Class 4 · Limited · Final report · Aug 7, 2022 · N171Q · Substantial damage
  > The pilot’s failure to maintain control of the airplane during takeoff in turbulent weather conditions.
- [NTSB ANC22LA060](https://openairdocs.org/ntsb/ANC22LA060.md): Taylorcraft F21 · Kenai, AK · Accident · No injuries · Class 4 · Limited · Final report · Jul 15, 2022 · N2005Z · Substantial damage
  > The pilot’s failure to maintain adequate distance from a tree while landing.
- [NTSB ANC22LA029](https://openairdocs.org/ntsb/ANC22LA029.md): Piper PA-18-150 · Beluga, AK · Accident · No injuries · Class 4 · Limited · Final report · Apr 12, 2022 · N135ES · Substantial damage
  > The pilot’s excessive touchdown speed, which resulted in a long landing and impact with terrain.
- [NTSB ANC22LA022](https://openairdocs.org/ntsb/ANC22LA022.md): Cessna U206F · Newhalen, AK · Accident · Serious injuries · Class 4 · Limited · Final report · Mar 5, 2022 · N1853Q · Substantial damage
  > The pilot’s decision to continue visual flight into an area of instrument meteorological conditions, which resulted in the pilot experiencing a loss of visual reference and subsequent controlled flight into terrain.
- [NTSB ANC22LA016](https://openairdocs.org/ntsb/ANC22LA016.md): Piper PA-18-150 · Skwenta, AK · Accident · No injuries · Class 4 · Limited · Final report · Jan 28, 2022 · N189BH · Substantial damage
  > The pilot’s failure to maintain adequate clearance from a tree while landing.
- [NTSB ANC21LA096](https://openairdocs.org/ntsb/ANC21LA096.md): Piper PA-14 · Chickaloon, AK · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 23, 2021 · N4276H · Substantial damage
  > A total loss of engine power during takeoff for reasons that could not be determined based on the available information.
- [NTSB ANC21LA062](https://openairdocs.org/ntsb/ANC21LA062.md): Dehavilland DHC-2 MK 1 · King Salmon, AK · Accident · No injuries · Class 4 · Limited · Final report · Jul 19, 2021 · N68080 · Substantial damage
  > The pilot’s exceedance of the floatplane’s critical angle of attack, which resulted in an aerodynamic stall and subsequent loss of control.
- [NTSB ANC21LA057](https://openairdocs.org/ntsb/ANC21LA057.md): Dehavilland DHC-2-L-20 · Coffman Cove, AK · Accident · No injuries · Class 4 · Limited · Final report · Jul 9, 2021 · N9279Z · Substantial damage
  > The pilot’s impact with a buoy on takeoff which resulted in a nose-over.
- [NTSB ANC21FA028](https://openairdocs.org/ntsb/ANC21FA028.md): Piper PA-18A · Anchorage, AK · Accident · Minor injuries · Class 3 · Field · Final report · Mar 29, 2021 · N1968P · Substantial damage
  > A total loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB WPR21FA143](https://openairdocs.org/ntsb/WPR21FA143.md): Airbus Helicopters AS350-B3 · Palmer, AK · Accident · 5 fatal · Class 3 · Field · Final report · Mar 28, 2021 · N351SH · Substantial damage
  > The pilot’s failure to adequately respond to an encounter with whiteout conditions, which resulted in the helicopter’s collision with terrain. Contributing to the accident was the (1) operator’s inadequate pilot training program and pilot competency checks,…
- [NTSB ANC20LA093](https://openairdocs.org/ntsb/ANC20LA093.md): Piper PA22 · Homer, AK · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 14, 2020 · N8875C · Substantial damage
  > The total loss of engine power during the initial climb due to fuel contamination. Contributing to the accident was the corrosion of the fuel tank filler necks, which resulted in water intrusion into the fuel tanks.
- [NTSB ANC20CA091](https://openairdocs.org/ntsb/ANC20CA091.md): Cessna A185 · Lime Village, AK · Accident · No injuries · Class 4 · Data collection · Final report · Aug 30, 2020 · N107L · Substantial damage
  > The pilot’s loss of control during the landing flare, which resulted in an impact with trees.
- [NTSB ANC20LA085](https://openairdocs.org/ntsb/ANC20LA085.md): Cessna A185 · Fairbanks, AK · Accident · 2 fatal · Class 3 · Limited · Final report · Aug 27, 2020 · N714KH · 2 aircraft · Destroyed
  > The PA-18 pilot’s failure to see and avoid the Cessna 185 as it was landing. Contributing to the accident was the PA-18 pilot’s failure to hear the traffic advisory provided by the air traffic control tower.
- [NTSB ANC20LA083](https://openairdocs.org/ntsb/ANC20LA083.md): Eurocopter AS350 · Ninilchik, AK · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 25, 2020 · N160SH · Substantial damage
  > A loss of engine power for an undetermined reason.
- [NTSB WPR20CA232](https://openairdocs.org/ntsb/WPR20CA232.md): Cessna U206 · Nenana, AK · Accident · No injuries · Class 4 · Data collection · Final report · Jul 11, 2020 · N756DJ · Substantial damage
  > The pilot's failure to maintain directional control during a soft field takeoff on a dirt airstrip, which resulted in an impact with a vehicle.
- [NTSB ANC20LA050](https://openairdocs.org/ntsb/ANC20LA050.md): Rockwell 500 · Aniak, AK · Accident · Serious injuries · Class 3 · Limited · Final report · May 29, 2020 · N909AK · Substantial damage
  > A loss of engine power due to the use of improper fuel. Contributing to the accident was the failure of the pilot and ground personnel to ensure that the airplane was serviced with the proper fuel.
- [NTSB ANC20CA048](https://openairdocs.org/ntsb/ANC20CA048.md): Piper PA18 · Skwentna, AK · Accident · No injuries · Class 4 · Data collection · Final report · May 16, 2020 · N323DH · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop.

Next page: https://openairdocs.org/ntsb-events/470/sequence.md?state=AK&page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'AK' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '470' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/470/sequence?state=AK

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