# NTSB investigations: Continental C145 series, AK

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 5 · 220 cases

## Latest cases

- [NTSB ANC26LA102](https://openairdocs.org/ntsb/ANC26LA102.md): Cessna 170B · Willow, AK · Accident · No injuries · Class 4 · Limited · Investigation open · Sep 11, 2026 · N2525D · Substantial damage
- [NTSB ANC25LA070](https://openairdocs.org/ntsb/ANC25LA070.md): Cessna 170B · Homer, AK · Accident · No injuries · Class 4 · Limited · Final report · Jul 9, 2025 · N2694D · Substantial damage
  > The pilot’s failure to maintain directional control during landing, which resulted in a ground loop.
- [NTSB ANC24LA078](https://openairdocs.org/ntsb/ANC24LA078.md): Cessna 170B · Healy, AK · Accident · No injuries · Class 4 · Limited · Final report · Aug 15, 2024 · N2524D · Substantial damage
  > The pilot’s failure to maintain directional control during takeoff, in gusty wind conditions, resulting in a loss of control and a collision with trees.
- [NTSB ANC24LA053](https://openairdocs.org/ntsb/ANC24LA053.md): Cessna 170B · Tok, AK · Accident · No injuries · Class 4 · Limited · Final report · Jun 24, 2024 · N2839C · Substantial damage
  > The pilot’s failure to maintain directional control of the airplane during the landing roll.
- [NTSB ANC24LA042](https://openairdocs.org/ntsb/ANC24LA042.md): Cessna 170A · Willow, AK · Accident · No injuries · Class 3 · Limited · Final report · Jun 1, 2024 · N5789C · Substantial damage
  > The pilot’s failure to maintain directional control during landing roll, resulting in a ground loop and substantial damage to the airplane.
- [NTSB ANC22LA034](https://openairdocs.org/ntsb/ANC22LA034.md): Cessna 170B · Big Lake, AK · Accident · No injuries · Class 4 · Limited · Final report · May 21, 2022 · N2692D · Substantial damage
  > The pilot's failure to maintain adequate airspeed during final approach which resulted in the airplane exceeding its critical angle of attack and a subsequent aerodynamic stall at too low of an altitude to recover.
- [NTSB ANC21LA087](https://openairdocs.org/ntsb/ANC21LA087.md): Aeronca 15AC · North Pole, AK · Accident · Serious injuries · Class 4 · Limited · Final report · Sep 10, 2021 · N1441H · Substantial damage
  > The pilot’s failure to ensure adequate obstacle clearance while maneuvering, which resulted in a collision with a tree and a loss of control.
- [NTSB ANC21LA059](https://openairdocs.org/ntsb/ANC21LA059.md): Cessna 170 · Rampart, AK · Accident · No injuries · Class 3 · Limited · Final report · Jul 11, 2021 · N2583C · Substantial damage
  > The pilot’s selection of unsuitable terrain for landing, which resulted in a nose over.
- [NTSB ANC21LA029](https://openairdocs.org/ntsb/ANC21LA029.md): Cessna 170A · Lime Village, AK · Accident · No injuries · Class 4 · Limited · Final report · Apr 7, 2021 · N1291D · Substantial damage
  > The pilot’s selection of unsuitable terrain for landing, which resulted in a landing gear collapse.
- [NTSB ANC20CA094](https://openairdocs.org/ntsb/ANC20CA094.md): Cessna 170 · Kiana, AK · Accident · No injuries · Class 4 · Data collection · Final report · Sep 13, 2020 · N3068A · Substantial damage
  > The pilot’s improper decision to perform a takeoff from an unsuitable surface, which resulted in a loss of control and nose over.
- [NTSB ANC20CA011](https://openairdocs.org/ntsb/ANC20CA011.md): Cessna 170 · Fairbanks, AK · Accident · No injuries · Class 4 · Data collection · Final report · Jan 1, 2020 · N4667C · Substantial damage
  > The pilot's improper fuel planning, which resulted in a total loss of engine power due to fuel exhaustion, an emergency off-airport landing, and a nose over.
- [NTSB GAA19CA364](https://openairdocs.org/ntsb/GAA19CA364.md): Cessna 170 · Hewitt Lake, AK · Accident · No injuries · Data collection · Final report · Jun 17, 2019 · N4427B · Substantial damage
  > The pilot's failure to maintain directional control during takeoff from a soft, grass airstrip, which resulted in impact with brush.
- [NTSB GAA19CA316](https://openairdocs.org/ntsb/GAA19CA316.md): Cessna 170 · Dillingham, AK · Accident · No injuries · Data collection · Final report · Jun 5, 2019 · N2601D · Substantial damage
  > The pilot's improper landing flare, which resulted in a long landing and subsequent loss of directional control, and his subsequent failure to attain sufficient altitude to clear trees during an attempted go-around.
- [NTSB ANC19FA038](https://openairdocs.org/ntsb/ANC19FA038.md): Cessna 172 · Skwentna, AK · Accident · 1 fatal · Class 2 · Field · Final report · Mar 7, 2019 · N7469A · Substantial damage
  > The pilot’s decision to depart into marginal visual flight rule conditions in mountainous terrain with the potential for icing, and the airplane’s accumulation of structural icing, which resulted in the pilot’s inability to maintain airplane control and the…
- [NTSB GAA18CA370](https://openairdocs.org/ntsb/GAA18CA370.md): Cessna 170 · Anchorage, AK · Accident · No injuries · Data collection · Final report · Jun 21, 2018 · N4427B · Substantial damage
  > The pilot’s failure to maintain directional control during landing.
- [NTSB GAA18CA214](https://openairdocs.org/ntsb/GAA18CA214.md): Cessna 170 · Big Lake, AK · Accident · No injuries · Data collection · Final report · Apr 9, 2018 · N4133V · Destroyed
  > The pilot’s exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall.
- [NTSB GAA16CA324](https://openairdocs.org/ntsb/GAA16CA324.md): Cessna 170 · Palmer, AK · Accident · No injuries · Data collection · Final report · Jun 17, 2016 · N1311D · Substantial damage
  > The pilot's failure to maintain a wings-level attitude during takeoff in gusty wind conditions, which resulted in the right wing striking the ground, a loss of lateral bank control, and a nose over during the subsequent landing.
- [NTSB GAA15CA282](https://openairdocs.org/ntsb/GAA15CA282.md): Cessna 170B · Arctic Village, AK · Accident · Minor injuries · Data collection · Final report · Sep 24, 2015 · N2528C · Substantial damage
  > The pilot exceeded the critical angle of attack during takeoff, which resulted in an aerodynamic stall and a collision with terrain.
- [NTSB ANC15LA020](https://openairdocs.org/ntsb/ANC15LA020.md): Cessna 170B · Bettles, AK · Accident · No injuries · Limited investigation · Final report · Apr 13, 2015 · N4697C · Substantial damage
  > A total loss of engine power for reasons that could not be determined because postaccident engine examination and testing revealed no mechanical anomalies that would have precluded normal operation.
- [NTSB ANC15CA016](https://openairdocs.org/ntsb/ANC15CA016.md): Cessna 170B · Wasilla, AK · Accident · No injuries · Data collection · Final report · Mar 31, 2015 · N4582C · Substantial damage
  > The flight instructor's inadequate supervision of the student while landing, which resulted in a ground loop. Contributing to the accident was the student pilots failure to maintain directional control of the tailwheel-equipped airplane during the landing…
- [NTSB ANC15LA008](https://openairdocs.org/ntsb/ANC15LA008.md): Cessna 170B · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Jan 21, 2015 · N2580D · Substantial damage
  > The pilot’s loss of directional control during takeoff, which resulted in a runway excursion.
- [NTSB ANC14CA073](https://openairdocs.org/ntsb/ANC14CA073.md): Cessna 170B · Palmer, AK · Accident · No injuries · Data collection · Final report · Sep 4, 2014 · N1661D · Substantial damage
  > The pilot's excessive use of brakes during the landing roll resulting in a nose over.
- [NTSB ANC14LA038](https://openairdocs.org/ntsb/ANC14LA038.md): Aeronca 15AC · Talkeetna, AK · Accident · No injuries · Limited investigation · Final report · Jun 6, 2014 · N1301H · Substantial damage
  > Maintenance personnel’s failure to perform required fuel system tests to ensure that the airplane met its original type certification basis after modifying the fuel system and the Federal Aviation Administration’s improper approval of the fuel tank…
- [NTSB ANC14CA014](https://openairdocs.org/ntsb/ANC14CA014.md): Cessna 170 - B · Nome, AK · Accident · Minor injuries · Data collection · Final report · Jan 4, 2014 · N8177A · Substantial damage
  > The pilot's failure to adequately remove water-contaminated fuel during the preflight inspection, which resulted in a total loss of engine power.
- [NTSB ANC13FA093](https://openairdocs.org/ntsb/ANC13FA093.md): Cessna 170B · Glennallen, AK · Accident · 1 fatal · Field investigation · Final report · Sep 6, 2013 · N170BN · Substantial damage
  > The pilot’s failure to maintain adequate airspeed while maneuvering at a low altitude, which resulted in an aerodynamic stall/spin and impact with the ground.
- [NTSB ANC13CA086](https://openairdocs.org/ntsb/ANC13CA086.md): Cessna 170B · Anchorage, AK · Accident · No injuries · Data collection · Final report · Aug 27, 2013 · N2583C · Substantial damage
  > The pilot's loss of control of the airplane during takeoff, resulting in a ground loop.
- [NTSB ANC13LA065](https://openairdocs.org/ntsb/ANC13LA065.md): Aeronca 15AC · Talkeetna, AK · Accident · No injuries · Limited investigation · Final report · Jul 13, 2013 · N1374H · Substantial damage
  > The pilot’s loss of airplane control during landing for reasons that could not be determined based on the available evidence.
- [NTSB ANC13FA024](https://openairdocs.org/ntsb/ANC13FA024.md): Cessna 170B · Skwentna, AK · Accident · Serious injuries · Field investigation · Final report · Feb 18, 2013 · N2814C · Substantial damage
  > The pilot’s failure to maintain airspeed during a departure turn, resulting in an aerodynamic stall and collision with terrain.
- [NTSB ANC12CA090](https://openairdocs.org/ntsb/ANC12CA090.md): Cessna 170B · Fairbanks, AK · Accident · No injuries · Data collection · Final report · Aug 17, 2012 · N4551C · Substantial damage
  > The pilot's failure to maintain directional control during landing, which resulted in a ground loop and runway excursion.
- [NTSB ANC11CA096](https://openairdocs.org/ntsb/ANC11CA096.md): Cessna 170B · Fairbanks, AK · Accident · No injuries · Data collection · Final report · Sep 20, 2011 · N2810C · Substantial damage
  > The pilot's failure to maintain control of the airplane while taking off with a gusting crosswind.
- [NTSB ANC11CA104](https://openairdocs.org/ntsb/ANC11CA104.md): Cessna 170B · Fairbanks, AK · Accident · No injuries · Data collection · Final report · Sep 17, 2011 · N4597C · Substantial damage
  > The pilot's failure to maintain directional control during landing. Contributing to the accident was the pilot's lack of experience/training in tailwheel-equipped airplanes.
- [NTSB ANC11CA095](https://openairdocs.org/ntsb/ANC11CA095.md): Cessna 170A · Anchorage, AK · Accident · No injuries · Data collection · Final report · Sep 5, 2011 · N5406C · Substantial damage
  > The fracture of a hydraulic brake line fitting due to incorrect installation of the brake line by the pilot/owner, which resulted in a loss of brake pressure and subsequent loss of directional control during the landing roll.
- [NTSB ANC11LA039](https://openairdocs.org/ntsb/ANC11LA039.md): Cessna 170A · Wasilla, AK · Accident · No injuries · Limited investigation · Final report · May 28, 2011 · N1742D · Substantial damage
  > The pilot's loss of directional control during landing, which resulted in a runway excursion. Contributing to the accident were the effects of multiple modifications to the main and tailwheel landing gear through the supplemental type certificate and FAA…
- [NTSB ANC11CA002](https://openairdocs.org/ntsb/ANC11CA002.md): Cessna 170B · Minto Flats, AK · Accident · No injuries · Data collection · Final report · Oct 3, 2010 · N2792C · Substantial damage
  > The pilot's selection of unsuitable terrain for takeoff, resulting in a loss of control.
- [NTSB ANC10CA052](https://openairdocs.org/ntsb/ANC10CA052.md): Cessna 170B · Palmer, AK · Accident · No injuries · Data collection · Final report · Jun 12, 2010 · N2886C · Substantial damage
  > The pilot's failure to maintain directional control while landing in variable wind conditions.
- [NTSB ANC09CA093](https://openairdocs.org/ntsb/ANC09CA093.md): Aeronca 15AC · Kotzebue, AK · Accident · No injuries · Data collection · Final report · Sep 7, 2009 · N1187H · Substantial damage
  > The pilot's delay in aborting the off-airport landing resulting in a hard landing.
- [NTSB ANC09CA089](https://openairdocs.org/ntsb/ANC09CA089.md): Aeronca 15AC · Palmer, AK · Accident · No injuries · Data collection · Final report · Aug 28, 2009 · N1301H · Substantial damage
  > The pilot's selection of unsuitable terrain for landing, which resulted in a runway excursion, collision with terrain, and nose over.
- [NTSB ANC09LA088](https://openairdocs.org/ntsb/ANC09LA088.md): Cessna 170B · Anchorage, AK · Accident · Serious injuries · Limited investigation · Final report · Aug 25, 2009 · N6073V · Substantial damage
  > The pilot’s decision to make an abrupt and steep low altitude turn just after takeoff, while attempting to return to his departure airport, resulting in an aerodynamic stall and loss of aircraft control. Contributing to the accident was the pilot’s failure to…
- [NTSB ANC09CA059](https://openairdocs.org/ntsb/ANC09CA059.md): Cessna 170A · Kasigluk, AK · Accident · No injuries · Data collection · Final report · Jun 28, 2009 · N5490C · Substantial damage
  > The student pilot's failure to maintain directional control during the landing roll in a crosswind.
- [NTSB ANC09LA053](https://openairdocs.org/ntsb/ANC09LA053.md): Cessna 170B · Anchorage, AK · Accident · No injuries · Limited investigation · Final report · Jun 11, 2009 · N2783D · Substantial damage
  > The flight instructor's decision to land with a tailwind, and his failure to maintain directional control during landing, resulting in a ground-loop and nose-over.
- [NTSB ANC09CA024](https://openairdocs.org/ntsb/ANC09CA024.md): Cessna 170B · Homer, AK · Accident · No injuries · Data collection · Final report · Feb 27, 2009 · N2332D · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, resulting in a ground loop and substantial damage to the airplane. Factors contributing to the accident were a tailwind, and the pilot's decision to land downwind.
- [NTSB ANC08CA125](https://openairdocs.org/ntsb/ANC08CA125.md): Aeronca 15AC · Fairbanks, AK · Accident · No injuries · Data collection · Final report · Sep 16, 2008 · N1170H · Substantial damage
  > The pilot's selection of unsuitable terrain for landing, resulting in an on-ground collision with a tree stump.
- [NTSB ANC08CA121](https://openairdocs.org/ntsb/ANC08CA121.md): Cessna 170 · Ruby, AK · Accident · No injuries · Data collection · Final report · Sep 9, 2008 · N2690V · Substantial damage
  > The pilot's failure to use carburetor heat, while operating at a reduced engine power while maneuvering in carburetor icing conditions.
- [NTSB ANC08CA056](https://openairdocs.org/ntsb/ANC08CA056.md): Aeronca 15AC · Anchorage, AK · Accident · No injuries · Data collection · Final report · Apr 24, 2008 · N1452H · Substantial damage
  > The pilot's excessive use of brakes during the landing roll. A factor was an excessive taxispeed.
- [NTSB ANC08CA020](https://openairdocs.org/ntsb/ANC08CA020.md): Cessna 170B · Nikolai, AK · Accident · No injuries · Data collection · Final report · Nov 18, 2007 · N170BP · Substantial damage
  > The pilot's continued flight into adverse weather (icing conditions), which resulted in a loss of engine power during a go-around. Factors contributing to the accident were icing conditions, and carburetor/induction icing.
- [NTSB ANC07FA037](https://openairdocs.org/ntsb/ANC07FA037.md): Cessna 170 · Wasilla, AK · Accident · 1 fatal · Field investigation · Final report · May 4, 2007 · N4217V · Substantial damage
  > A total loss of engine power during takeoff initial climb due to fuel contamination, and the pilot's inadequate preflight inspection.
- [NTSB ANC05CA083](https://openairdocs.org/ntsb/ANC05CA083.md): Cessna 170B · Anchorage, AK · Accident · No injuries · Data collection · Final report · Jun 12, 2005 · N2830C · Substantial damage
  > The pilot's inadequate compensation for the wind conditions during the landing roll, which resulted in a loss of control and an inadvertent ground-loop. A factor associated with the accident was a crosswind.
- [NTSB ANC05LA081](https://openairdocs.org/ntsb/ANC05LA081.md): Cessna 170B · Ninilchick, AK · Accident · No injuries · Limited investigation · Final report · Jun 8, 2005 · N2551D · Substantial damage
  > The pilot's failure to maintain control of the airplane during the landing roll on a beach, which resulted in an on-ground collision with terrain. A factor associated with the accident is a tailwind.
- [NTSB ANC05LA076](https://openairdocs.org/ntsb/ANC05LA076.md): Cessna 170B · Dillingham, AK · Accident · No injuries · Limited investigation · Final report · May 14, 2005 · N4606C · Substantial damage
  > The pilot's inadequate compensation for wind conditions, which resulted in a loss of control during the landing roll. Factors associated with the accident are a crosswind, and an inadvertent ground loop/swerve.
- [NTSB ANC05LA074](https://openairdocs.org/ntsb/ANC05LA074.md): Cessna 170B · Homer, AK · Accident · No injuries · Limited investigation · Final report · May 10, 2005 · N8305A · Substantial damage
  > The flight instructor's inadequate supervision of the flight during the landing roll, which resulted in a loss of control, and collision with a ditch. A factor associated with the accident was the student pilot's failure to maintain directional control.

Next page: https://openairdocs.org/ntsb.md?engine=17012&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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17012'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17012&state=AK

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.