# NTSB investigations: Communication (organizational)

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 DCA25MA108](https://openairdocs.org/ntsb/DCA25MA108.md): Bombardier CL-600-2C10 · Washington, DC · Accident · 67 fatal · Class 1 · Major · Final report · Jan 30, 2025 · N709PS · 2 aircraft · Destroyed
  > The Federal Aviation Administration’s (FAA) placement of a helicopter route in close proximity to a runway approach path; their failure to regularly review and evaluate helicopter routes and available data, and their failure to act on recommendations to…
- [NTSB WPR24LA319](https://openairdocs.org/ntsb/WPR24LA319.md): Bell 206L · Fern Prairie, WA · Accident · No injuries · Class 3 · Limited · Final report · Sep 26, 2024 · N9984K · Substantial damage
  > An aeroelastic interaction between the helicopter’s main rotor blades and nodal beam system, which resulted in oscillations that exceeded the design limits of the tailboom. Contributing to the accident was the failure of the main rotor blade manufacturer to…
- [NTSB WPR24LA069](https://openairdocs.org/ntsb/WPR24LA069.md): Taylorcraft BC12-D · Whitefish, MT · Accident · No injuries · Class 4 · Limited · Final report · Dec 23, 2023 · N43415 · Substantial damage
  > The failure of the airport authorities to renew the airport closure NOTAM for the airport. Contributing to the accident, was the pilot’s inability to see the runway closure sign.
- [NTSB ANC19FA019](https://openairdocs.org/ntsb/ANC19FA019.md): De Havilland DHC 2 · Metlakatla, AK · Accident · 2 fatal · Class 2 · Field · Final report · May 20, 2019 · N67667 · Substantial damage
  > The pilot’s inadequate compensation for a quartering tailwind during a water landing, which resulted in a loss of control and subsequent nose-over. Contributing to the accident was the company’s inadequate operational control of the flight release process,…
- [NTSB GAA18CA424](https://openairdocs.org/ntsb/GAA18CA424.md): Bell 206 · New Castle, IN · Accident · No injuries · Data collection · Final report · Jul 16, 2018 · N39LR · Substantial damage
  > The pilot's failure to ensure that the fill hose was disconnected from the helicopter before takeoff, which resulted in the fill hose striking the tail rotor and the subsequent loss of tail rotor effectiveness. Contributing to the accident was inadequate…
- [NTSB GAA15CA128](https://openairdocs.org/ntsb/GAA15CA128.md): Beech C23 · Long Beach, CA · Accident · No injuries · Data collection · Final report · Jun 19, 2015 · N24022 · Substantial damage
  > The pilot failed to maintain clearance from trees while maneuvering to land at night, which resulted in a collision with terrain/objects. A factor contributing to the accident was the lack of oversight by ATC; failing to insure that the fully operational VASI…
- [NTSB ENG14IA018](https://openairdocs.org/ntsb/ENG14IA018.md): Piper PA46 500TP · Denver, CO · Incident · No injuries · Incident investigation · Final report · Jul 7, 2014 · N406CD · Minor damage
  > The pilots' incorrect activation of the Manual Override Lever, during ground operation, in an attempt to correct a sub-idle speed condition of the engine, resulting in an over-temperature of the CT blades, their subsequent distress and failure of the engine.…
- [NTSB ERA14FA464](https://openairdocs.org/ntsb/ERA14FA464.md): Fortuna Dave Sonex · Dunnellon, FL · Accident · 1 fatal · Field investigation · Final report · Apr 5, 2014 · N229P · Substantial damage
  > The in-flight collision with a tree in a heavily wooded area during controlled flight while the pilot was attempting a forced landing for reasons that could not be determined based on the available evidence. Contributing to the delay in locating the wreckage…
- [NTSB ERA13LA188](https://openairdocs.org/ntsb/ERA13LA188.md): Cessna 402C · Fort Lauderdale, FL · Accident · No injuries · Limited investigation · Final report · Apr 1, 2013 · VQ-TIN · Substantial damage
  > The disconnection of the nose landing gear actuator, which resulted in the subsequent collapse of the nose landing gear. Contributing to the accident was the repair station’s inadequate maintenance, postmaintenance inspection process, and oversight of the…
- [NTSB WPR13IA020](https://openairdocs.org/ntsb/WPR13IA020.md): Agusta A119 · Dolan Springs, AZ · Incident · No injuries · Incident investigation · Final report · Oct 20, 2012 · N207CF · Minor damage
  > Insufficient clearance between a truck and the main rotor blades of a helicopter on the ground with the engine running because of the lack of on-scene coordination between the agencies that responded to and were tasked with managing the vehicle accident site.
- [NTSB CEN13FA006](https://openairdocs.org/ntsb/CEN13FA006.md): Beech A36 · Mabank, TX · Accident · 4 fatal · Field investigation · Final report · Oct 6, 2012 · N32GP · Destroyed
  > The pilot's loss of airplane control while maneuvering in instrument meteorological conditions.
- [NTSB CEN12LA095](https://openairdocs.org/ntsb/CEN12LA095.md): Beech F90 · Midland, TX · Accident · Serious injuries · Limited investigation · Final report · Dec 2, 2011 · N90QL · Destroyed
  > The pilot's failure to maintain the recommended airspeed for icing conditions and his subsequent loss of airplane control while flying the airplane under autopilot control in severe icing conditions, contrary to the airplane's handbook. Contributing to the…
- [NTSB ANC11FA071](https://openairdocs.org/ntsb/ANC11FA071.md): Cessna U206G · Talkeetna, AK · Accident · 4 fatal · Field investigation · Final report · Jul 30, 2011 · N756MP · 2 aircraft · Minor damage
  > The inadequate visual lookout and failure to see and avoid by the pilots of both airplanes while maneuvering to land, which resulted in a midair collision. Contributing to the accident was the lack of standardized, unequivocal procedures concerning common…
- [NTSB DCA11MA076](https://openairdocs.org/ntsb/DCA11MA076.md): Gulfstream GVI · Roswell, NM · Accident · 4 fatal · Class 1 · Major · Final report · Apr 2, 2011 · N652GD · Substantial damage
  > The National Transportation Safety Board determines the probable cause(s) of this accident as follows: an aerodynamic stall and subsequent uncommanded roll during a one engine-inoperative takeoff flight test, which were the result of (1) Gulfstream’s failure…
- [NTSB WPR11FA050](https://openairdocs.org/ntsb/WPR11FA050.md): Diamond Aircraft Ind DA20-C1 · Payson, UT · Accident · 2 fatal · Field investigation · Final report · Nov 17, 2010 · N978CT · Substantial damage
  > The pilots' failure to maintain adequate airspeed during a slow flight maneuver that resulted in a stall and spin, and the flight instructor’s delayed or improper remedial actions to recover from the spin. Contributing to the accident was the flight school’s…
- [NTSB CEN09MA142](https://openairdocs.org/ntsb/CEN09MA142.md): Aerospatiale Alenia ATR 42-320 · Lubbock, TX · Accident · Serious injuries · Class 1 · Major · Final report · Jan 27, 2009 · N902FX · Substantial damage
  > The flight crew's failure to monitor and maintain a minimum safe airspeed while executing an instrument approach in icing conditions, which resulted in an aerodynamic stall at low altitude. Contributing to the accident were 1) the flight crew's failure to…
- [NTSB DCA09MA021](https://openairdocs.org/ntsb/DCA09MA021.md): Boeing 737-524 · Denver, CO · Accident · Serious injuries · Class 1 · Major · Final report · Dec 21, 2008 · N18611 · Substantial damage
  > The captain’s cessation of right rudder input, which was needed to maintain directional control of the airplane, about 4 seconds before the excursion, when the airplane encountered a strong and gusty crosswind that exceeded the captain’s training and…

## 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."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '040250'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/040250/cases

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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.
