# NTSB investigations: Rolls-Royce 250-C20J

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 CEN24FA287](https://openairdocs.org/ntsb/CEN24FA287.md): Bell 206 · Nashua, IA · Accident · 1 fatal · Class 3 · Field · Preliminary report · Jul 29, 2024 · N94XA · Substantial damage
  > On July 29, 2024 about 1330 central standard time, a Bell 206-B3 Helicopter, N94XA, was destroyed when it was involved in an accident near Nashua, Iowa. The pilot was fatally injured. The helicopter was operated as a Title 14 Code of Federal Regulations Part…
- [NTSB CEN24LA275](https://openairdocs.org/ntsb/CEN24LA275.md): Bell 206B · Cuba City, WI · Accident · Minor injuries · Class 4 · Limited · Final report · Jul 21, 2024 · N67110 · Substantial damage
  > The pilot’s failure to maintain clearance from a wire during an agricultural application pass.
- [NTSB CEN24LA172](https://openairdocs.org/ntsb/CEN24LA172.md): Bell 206B · Baton Rouge, LA · Accident · No injuries · Class 4 · Limited · Final report · Mar 26, 2024 · N67183 · Substantial damage
  > The pilot’s loss of control during takeoff that resulted in a hard landing.
- [NTSB WPR24LA067](https://openairdocs.org/ntsb/WPR24LA067.md): Bell 206B · El Centro, CA · Accident · No injuries · Class 3 · Limited · Final report · Dec 24, 2023 · N111PM · Substantial damage
  > An in-flight failure of the engine-to-transmission driveshaft due to a fatigue fracture of the forward-most flex plate in the forward KAflex coupling that resulted from a loose bolt attachment between the flex plate and the forward driveshaft coupling.…
- [NTSB ERA22FA383](https://openairdocs.org/ntsb/ERA22FA383.md): Bell 206B · Whiteside, TN · Accident · 2 fatal · Class 3 · Field · Final report · Aug 23, 2022 · N770HP · Substantial damage
  > The pilot’s failure to maintain clearance from the powerlines.
- [NTSB CEN19LA318](https://openairdocs.org/ntsb/CEN19LA318.md): Bell 206 · Hill City, SD · Accident · No injuries · Class 3 · Limited · Final report · Sep 12, 2019 · N100CK · Substantial damage
  > A total loss of engine power for undetermined reasons, which resulted in a hard landing.
- [NTSB CEN19LA269](https://openairdocs.org/ntsb/CEN19LA269.md): Bell 206 · Blair, NE · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 16, 2019 · N106PD · Substantial damage
  > The loss of main rotor rpm for reasons that could not be determined based on the available evidence, which resulted in a hard landing.
- [NTSB CEN19FA024](https://openairdocs.org/ntsb/CEN19FA024.md): Bell 206 · Uvalde, TX · Accident · 3 fatal · Field investigation · Final report · Nov 4, 2018 · N417WT · Destroyed
  > The pilot's controlled flight into terrain during night visual meteorological conditions. Contributing to the accident was the pilot improper decision to inhibit the helicopter's terrain warning systems and flight at low altitude.
- [NTSB ERA12LA210](https://openairdocs.org/ntsb/ERA12LA210.md): Bell 206B · Titusville, FL · Accident · Minor injuries · Limited investigation · Final report · Mar 6, 2012 · N83AP · Substantial damage
  > The flight instructor's attempted takeoff in gusting wind conditions while the student pilot was adjusting her anti-torque pedals, which resulted in a dynamic rollover event.
- [NTSB WPR11CA101](https://openairdocs.org/ntsb/WPR11CA101.md): Bell 206B3 · Three Forks, MT · Accident · No injuries · Data collection · Final report · Jan 15, 2011 · N78BR · Substantial damage
  > The pilot’s inadequate use of throttle during the practice autorotation that resulted in a hard landing.
- [NTSB ERA10TA292](https://openairdocs.org/ntsb/ERA10TA292.md): Bell 206B · Memphis, TN · Accident · No injuries · Final report · May 30, 2010 · N6401X · Substantial damage
  > The pilot’s failure to maintain adequate rotor rpm and the certificated flight instructor’s delayed remedial action, which resulted in a hard landing.
- [NTSB CHI07CA181](https://openairdocs.org/ntsb/CHI07CA181.md): Bell 206B · Grand Forks, ND · Accident · No injuries · Data collection · Final report · Jun 26, 2007 · N96ND · Destroyed
  > The certified flight instructor's inadequate compensation for the gusting wind conditions and failure to maintain control of the helicopter during a hover for takeoff. A factor contributing to the accident was the gusting wind conditions.
- [NTSB IAD96LA067](https://openairdocs.org/ntsb/IAD96LA067.md): Bell 206B · Logan, WV · Accident · No injuries · Limited investigation · Final report · Apr 26, 1996 · N111PM · Substantial damage
  > the pilot's failure to maintain an adequate fuel supply for the flight which resulted in a loss of engine power due to fuel exhaustion, and the loss of rotor rpm during the autorotation. The downhill sloping terrain was a related factor.

## 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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('54181'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=54181

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