# NTSB investigations, 2021, MN

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.

## Latest cases

- [NTSB CEN21LA461](https://openairdocs.org/ntsb/CEN21LA461.md): Piper PA-32-260 · Hancock, MN · Accident · Minor injuries · Class 4 · Limited · Final report · Sep 29, 2021 · N130GH · Substantial damage
  > A total loss of engine power as a result of fuel starvation. Contributing to the accident was the pilot’s failure to properly manage the fuel on board the airplane and his failure to perform an adequate preflight inspection.
- [NTSB CEN21LA451](https://openairdocs.org/ntsb/CEN21LA451.md): Christen Industries A-1 · Eden Prairie, MN · Accident · Minor injuries · Class 4 · Limited · Final report · Sep 23, 2021 · N2923W · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll resulting in a ground loop.
- [NTSB CEN21LA401](https://openairdocs.org/ntsb/CEN21LA401.md): Bulfer James G Genesis · Fairmont, MN · Accident · No injuries · Class 3 · Limited · Final report · Sep 6, 2021 · N105BJ · Substantial damage
  > The pilot’s failure to maintain airspeed during a forced landing, which resulted in the airplane exceeding its critical angle of attack and a subsequent aerodynamic stall. Contributing to the accident was the loss of power due to the failure of the engine’s…
- [NTSB CEN21LA370](https://openairdocs.org/ntsb/CEN21LA370.md): Marlowe Thooft Just Acft Highlander · Brainerd, MN · Accident · No injuries · Class 4 · Limited · Final report · Aug 7, 2021 · N234HW · Substantial damage
  > The pilot’s failure to maintain directional control during a crosswind landing that resulted in an impact with terrain.
- [NTSB CEN21FA360](https://openairdocs.org/ntsb/CEN21FA360.md): Mooney M20M · Victoria, MN · Accident · 3 fatal · Class 3 · Field · Final report · Aug 7, 2021 · N9156Z · Destroyed
  > The pilot’s loss of airplane control due to spatial disorientation during final approach, which led to a spiral dive that overstressed the airplane and resulted in an in-flight breakup.
- [NTSB CEN21FA330](https://openairdocs.org/ntsb/CEN21FA330.md): Robinson R44 · Elgin, MN · Accident · 1 fatal · Class 3 · Field · Final report · Jul 19, 2021 · N44BJ · Destroyed
  > The pilot’s decision to operate the helicopter under powerlines, which resulted in a main rotor blade striking a powerline, causing the helicopter to descend from a low altitude and impact terrain.
- [NTSB CEN21LA255](https://openairdocs.org/ntsb/CEN21LA255.md): Cessna 140 · Alexandria, MN · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 5, 2021 · N3697V · Substantial damage
  > The pilot did not maintain aircraft and directional control during the landing in variable wind conditions resulting in abnormal contact with the terrain.
- [NTSB CEN21LA244](https://openairdocs.org/ntsb/CEN21LA244.md): Dehavilland DHC-2 MK.I · Oak Island, MN · Accident · Serious injuries · Class 3 · Limited · Final report · May 22, 2021 · N218RD · Minor damage
  > The failure of an O-ring in the landing gear system, which resulted in the inadvertent extension of the main wheel in the amphibious float. Contributing to the accident was the pilot’s decision to depart with a known hydraulic leak in the landing gear system.
- [NTSB CEN21LA228](https://openairdocs.org/ntsb/CEN21LA228.md): Piper PA28 · Pinecreek, MN · Accident · No injuries · Class 4 · Limited · Final report · May 17, 2021 · N416RP · Substantial damage
  > The pilot’s failure to maintain control of the airplane in gusting crosswind conditions.
- [NTSB CEN21LA197](https://openairdocs.org/ntsb/CEN21LA197.md): Piper PA28 · Faribault, MN · Accident · No injuries · Class 4 · Limited · Final report · Apr 22, 2021 · N7114C · Substantial damage
  > The student pilot’s failure to maintain control during takeoff in gusty wind conditions and the flight instructor’s delayed remedial action, which resulted in the airplane colliding with trees and subsequently the ground.
- [NTSB CEN21LA128](https://openairdocs.org/ntsb/CEN21LA128.md): Agustawestland Philadelphia AW119MKII · Alexandria, MN · Accident · No injuries · Class 4 · Limited · Final report · Feb 13, 2021 · N352LL · Substantial damage
  > The helicopter’s impact with an object on departure that could not be determined.
- [NTSB CEN21LA116](https://openairdocs.org/ntsb/CEN21LA116.md): Mcdonnell Douglas Helicopter 600N · Mankato, MN · Accident · No injuries · Class 4 · Limited · Final report · Jan 22, 2021 · N60BK · Substantial damage
  > The pilot’s loss of situational awareness while landing, resulting in an impact with power lines.

## 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 year(c."eventDate") = 2021
  AND c."eventStateOrRegion" = 'MN' AND c."eventCountry" = 'USA'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?state=MN&year=2021

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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.