# NTSB investigations: Allison 250-C30 series

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 3 · 104 cases

## Latest cases

- [NTSB ERA26LA285](https://openairdocs.org/ntsb/ERA26LA285.md): Bell 206L-3 · Tuscumbia, AL · Accident · No injuries · Class 4 · Limited · Final report · Jul 29, 2026 · N29AE · Substantial damage
  > The pilot’s failure to keep the tail rotor clear of an obstacle while attempting to land.
- [NTSB ERA25FA005](https://openairdocs.org/ntsb/ERA25FA005.md): Bell 206L-3 · Owenton, KY · Accident · 3 fatal · Class 3 · Field · Preliminary report · Oct 7, 2024 · N230AE · Destroyed
  > On October 7, 2024, at 1730 eastern daylight time, a Bell 206L3+, N230AE, was destroyed when it was involved in an accident in Owenton, Kentucky. The pilot, a flight nurse, and a flight medic were fatally injured. The helicopter was operated by Air Evac Life…
- [NTSB CEN24LA259](https://openairdocs.org/ntsb/CEN24LA259.md): Bell 206L-3 · Thorntown, IN · Accident · No injuries · Class 4 · Limited · Final report · Jul 8, 2024 · N206WX · Substantial damage
  > The pilot’s failure to ensure that the load hose was disconnected from the helicopter before takeoff, which resulted in a loss of control after liftoff and a hard landing.
- [NTSB CEN24FA094](https://openairdocs.org/ntsb/CEN24FA094.md): Bell 206 · Hydro, OK · Accident · 3 fatal · Class 3 · Field · Final report · Jan 21, 2024 · N295AE · Destroyed
  > The helicopter’s inflight collision with cackling geese, resulting in an inflight breakup.
- [NTSB CEN23LA350](https://openairdocs.org/ntsb/CEN23LA350.md): Bell 206 · Carthage, IL · Accident · No injuries · Class 3 · Limited · Final report · Aug 6, 2023 · N288AE · Substantial damage
  > A collision with a fence during landing due to the crew’s reduced distance estimation and depth perception while using night vision goggles. Contributing to the accident was the low moon angle, which made viewing the fence more challenging.
- [NTSB ERA23LA309](https://openairdocs.org/ntsb/ERA23LA309.md): Bell 206-L4 · Caldwell, OH · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 23, 2023 · N482TJ · Substantial damage
  > The helicopter’s uncontrolled vertical descent and impact with terrain for reasons that could not be determined.
- [NTSB CEN23LA064](https://openairdocs.org/ntsb/CEN23LA064.md): Bell 206-L4 · Gulf of Mexico (Gulf of Mexico) · Accident · Minor injuries · Class 3 · Limited · Final report · Dec 15, 2022 · N414RL · Substantial damage
  > The pilot’s improper takeoff technique that allowed the helicopter skid to drift into a helideck light, resulting in a dynamic rollover.
- [NTSB WPR23LA059](https://openairdocs.org/ntsb/WPR23LA059.md): Bell 206-L4 · Ft Worth, TX · Accident · No injuries · Class 4 · Limited · Final report · Dec 7, 2022 · N2036F · Substantial damage
  > The pilot’s improper landing flare, which resulted in a hard landing. Contributing to the accident, was the flight instructor’s inadequate supervision.
- [NTSB ERA22LA347](https://openairdocs.org/ntsb/ERA22LA347.md): Bell 206L-3 · Franklin, PA · Accident · No injuries · Class 4 · Limited · Final report · Jul 19, 2022 · N203PA · Substantial damage
  > The pilot’s inadequate visual lookout while flying at a low level over a river, which resulted in a wire strike.
- [NTSB WPR22LA031](https://openairdocs.org/ntsb/WPR22LA031.md): Bell 206L-3 · Covelo, CA · Accident · No injuries · Class 4 · Limited · Final report · Oct 28, 2021 · N27TK · Substantial damage
  > A passenger’s unsecured object departed the cabin resulted in a collision with the tail rotor drive shaft.
- [NTSB WPR21LA338](https://openairdocs.org/ntsb/WPR21LA338.md): Bell 206L-3 · Tillamook, OR · Accident · No injuries · Class 4 · Limited · Final report · Sep 8, 2021 · N6516K · Substantial damage
  > The pilot's failure to maintain clearance from a powerline during a low reconnaissance, with sun glare.
- [NTSB WPR21LA185](https://openairdocs.org/ntsb/WPR21LA185.md): Mcdonnell Douglas Heli 369FF · Palm Gardens, NV · Accident · No injuries · Class 4 · Limited · Final report · May 6, 2021 · N972BW · Substantial damage
  > The pilot’s failure to maintain helicopter control during an encounter with a dust devil shortly after takeoff.
- [NTSB WPR21LA133](https://openairdocs.org/ntsb/WPR21LA133.md): Bell 206 · Lucerne Valley, CA · Accident · Minor injuries · Class 4 · Limited · Final report · Mar 16, 2021 · N6133C · Substantial damage
  > The pilot's failure to maintain aircraft control while maneuvering with a tailwind, resulting in the helicopter spinning and colliding with terrain.
- [NTSB ERA20LA229](https://openairdocs.org/ntsb/ERA20LA229.md): Bell 206 · Coconut Creek, FL · Accident · Serious injuries · Class 3 · Limited · Final report · Jun 25, 2020 · N5013G · Substantial damage
  > The pilot’s inadequate fuel planning, which resulted in a total loss of engine power due to fuel exhaustion. Contributing to the accident was the pilot’s failure to recognize the illumination of the low-fuel caution light.
- [NTSB WPR20LA163](https://openairdocs.org/ntsb/WPR20LA163.md): Bell 206 · Fairfield, CA · Accident · 3 fatal · Class 3 · Limited · Final report · Jun 2, 2020 · N65PJ · Substantial damage
  > The pilot’s failure to maintain adequate clearance from powerlines while conducting external load operations, which resulted in the main rotor contacting a wire and a subsequent collision with terrain.
- [NTSB GAA19CA209](https://openairdocs.org/ntsb/GAA19CA209.md): Bell 206 · Big Pine, FL · Accident · No injuries · Data collection · Final report · Apr 12, 2019 · N173MS · Substantial damage
  > The pilot's failure to maintain helicopter control while it was being reloaded with the rotors turning in gusting wind conditions, which resulted in a rotor strike with ground equipment.
- [NTSB WPR19LA071](https://openairdocs.org/ntsb/WPR19LA071.md): Bell 206 · Ashland, OR · Accident · 1 fatal · Class 3 · Limited · Final report · Jan 23, 2019 · N8227J · Substantial damage
  > The pilot's decision to continue visual flight into deteriorating weather, which resulted in an encounter with instrument meteorological conditions and spatial disorientation leading to a loss of control.
- [NTSB CEN17FA355](https://openairdocs.org/ntsb/CEN17FA355.md): Bell 206L 3 · Ancho, NM · Accident · 1 fatal · Field investigation · Final report · Sep 16, 2017 · N213TV · Destroyed
  > The pilot's distraction by a cell phone during a low-altitude flight, which resulted in controlled flight into terrain.
- [NTSB GAA17CA132](https://openairdocs.org/ntsb/GAA17CA132.md): Bell Helicopter Textron 206 · Carson City, NV · Accident · Minor injuries · Data collection · Final report · Feb 2, 2017 · N519EH · Substantial damage
  > The pilot-in-command’s delayed remedial action to arrest the right yaw after the bounced landing while operating in a flight regime conducive to the loss of tail rotor effectiveness, which resulted in a roll-over.
- [NTSB CEN16CA393](https://openairdocs.org/ntsb/CEN16CA393.md): Bell 230 · Fargo, ND · Accident · No injuries · Data collection · Final report · Sep 30, 2016 · N903SH · Substantial damage
  > The pilot's failure to maintain clearance from the ground obstacle during the landing with gusting winds present.
- [NTSB GAA16CA179](https://openairdocs.org/ntsb/GAA16CA179.md): Bell 206 · Supai, AZ · Accident · Minor injuries · Data collection · Final report · Apr 6, 2016 · N73AW · Substantial damage
  > The pilot's decision to fly a normal approach and forgetting that the long line remained attached to the helicopter, which resulted in the line snagging on a ridgeline, a loss of lateral control, and a rollover.
- [NTSB ERA15LA280](https://openairdocs.org/ntsb/ERA15LA280.md): MD Helicopter 369FF · Vega Baja, PR · Accident · No injuries · Class 3 · Limited · Final report · Jul 24, 2015 · N5842Z · Substantial damage
  > A total loss of engine power due to insufficient lubrication to the engine's No. 2 bearing, which resulted in the failure of the bearing and a subsequent forced landing.
- [NTSB WPR15LA177](https://openairdocs.org/ntsb/WPR15LA177.md): Bell 206 L4 · Dewey, AZ · Accident · No injuries · Limited investigation · Final report · Jun 2, 2015 · N73AW · Substantial damage
  > A total loss of engine power due to the failure of the No. 2 bearing, which resulted from a fractured separator.
- [NTSB CEN15LA229](https://openairdocs.org/ntsb/CEN15LA229.md): Bell 206L 3 · Chesterfield, MO · Accident · No injuries · Limited investigation · Final report · May 7, 2015 · N127AE · Substantial damage
  > The collision of the helicopter's skid shoe with the runway centerline light during landing, which abruptly stopped the helicopter and resulted in damage to the fuselage.
- [NTSB CEN14FA286](https://openairdocs.org/ntsb/CEN14FA286.md): Bell 206 L4 · South Timbalier Platform · Accident · 2 fatal · Field investigation · Final report · Jun 11, 2014 · N207MY · Destroyed
  > The pilot's loss of helicopter control for reasons that could not be determined based on the available information.
- [NTSB CEN14FA122](https://openairdocs.org/ntsb/CEN14FA122.md): Bell 206L 3 · Silt, CO · Accident · 3 fatal · Field investigation · Final report · Jan 27, 2014 · N207DS · Destroyed
  > The pilot’s inadequate preflight planning for a low-level aerial surveillance flight of power transmission lines, which led to his being unaware of the crossing power line while flying toward the sun and his subsequent failure to maintain sufficient clearance…
- [NTSB CEN14FA004](https://openairdocs.org/ntsb/CEN14FA004.md): Bell 206L 3 · Venice, LA · Accident · 1 fatal · Field investigation · Final report · Oct 9, 2013 · N54LP · Substantial damage
  > A total loss of engine power due to the liberation of a second stage turbine blade near the blade root due to a high-cycle fatigue crack and subsequent overload. Although extensive testing and materials analysis was performed, the reason for crack initiation…
- [NTSB CEN13TA535](https://openairdocs.org/ntsb/CEN13TA535.md): Bell 206L-3 · Amistad, NM · Accident · Minor injuries · Final report · Sep 7, 2013 · N721LL · Substantial damage
  > The pilot's failure to arrest the descent following an abrupt maneuver to avoid birds, which resulted in an impact with terrain.
- [NTSB CEN13CA276](https://openairdocs.org/ntsb/CEN13CA276.md): Bell 206-L4 · Fort Worth, TX · Accident · No injuries · Data collection · Final report · May 10, 2013 · N2036F · Substantial damage
  > The flight instructor's inadequate supervision and delayed remedial action during a practice autorotation, which resulted in a hard landing.
- [NTSB CEN13LA310](https://openairdocs.org/ntsb/CEN13LA310.md): Bell Helicopter Textron 206L-1 · La Junta, CO · Accident · No injuries · Limited investigation · Final report · May 7, 2013 · N20Z · Substantial damage
  > The pilot's inadequate compensation for wind during low-altitude operations, which resulted in a loss of tail rotor effectiveness.
- [NTSB CEN12CA191](https://openairdocs.org/ntsb/CEN12CA191.md): Bell 206L-3 · Southern Timbalier 52CA · Accident · No injuries · Data collection · Final report · Mar 12, 2012 · N104LP · Substantial damage
  > The pilot’s inadequate preflight inspection when he did not remove a tie-down strap prior to takeoff, which resulted in a dynamic rollover.
- [NTSB ERA12CA095](https://openairdocs.org/ntsb/ERA12CA095.md): Bell 206L-3 · Wingate, NC · Accident · No injuries · Data collection · Final report · Dec 1, 2011 · N216TV · Substantial damage
  > The certified flight instructor did not select an adequate landing site for the practice autorotation.
- [NTSB ANC11TA110](https://openairdocs.org/ntsb/ANC11TA110.md): Bell 206 B3 · Seward, AK · Accident · No injuries · Final report · Sep 23, 2011 · N204PA · Substantial damage
  > The pilot's failure to maintain clearance from snow-covered terrain during hover in deteriorating weather and flat light conditions, which resulted in a tail rotor strike.
- [NTSB ERA11LA297](https://openairdocs.org/ntsb/ERA11LA297.md): Bell 206-L4 · Mobile Block 114CC · Accident · Serious injuries · Limited investigation · Final report · May 13, 2011 · N266P · Substantial damage
  > The pilot’s operation of the helicopter with a left, quartering headwind, resulting in conditions conducive to a loss of tail rotor effectiveness.
- [NTSB CEN11LA252](https://openairdocs.org/ntsb/CEN11LA252.md): Bell 206L-3 · (Gulf of Mexico) · Accident · Minor injuries · Limited investigation · Final report · Mar 24, 2011 · N32041 · Substantial damage
  > The loss of engine power due to an engine compressor stall as a result of ingesting methane gas during takeoff.
- [NTSB CEN11CA232](https://openairdocs.org/ntsb/CEN11CA232.md): Bell 230 · Gulf of Mexico, LA · Accident · No injuries · Data collection · Final report · Mar 17, 2011 · N974RH · Substantial damage
  > The pilot's failure to maintain adequate clearance from the safety skirting during the repositioning landing.
- [NTSB WPR11GA115](https://openairdocs.org/ntsb/WPR11GA115.md): Mcdonnell Douglas Heli 369FF · Marana, AZ · Accident · 1 fatal · Final report · Jan 31, 2011 · N530RL · Substantial damage
  > An inadvertent tail rotor strike during an attempted pinnacle landing, which resulted in the pilot's loss of control of the helicopter. Inhospitable terrain/topography contributed to the severity of the accident.
- [NTSB ERA11CA082](https://openairdocs.org/ntsb/ERA11CA082.md): Bell 206L-3 · Canal Point, FL · Accident · Serious injuries · Data collection · Final report · Dec 8, 2010 · N955GT · Substantial damage
  > The pilot's failure to maintain clearance from the ground while maneuvering at a low altitude. Contributing to the accident was the pilot’s fatigue.
- [NTSB CEN10IA314](https://openairdocs.org/ntsb/CEN10IA314.md): Bell 206L-3 · Gulf of Mexico · Incident · Minor injuries · Incident investigation · Final report · Jun 10, 2010 · N108PH · Minor damage
  > A suspected failure of the tail rotor for undetermined reasons. A contributing factor was the failure of the emergency floats to properly inflate due to improper installment and inspection by maintenance personnel.
- [NTSB CEN10LA036](https://openairdocs.org/ntsb/CEN10LA036.md): Bell 206 · High Island A-442A · Accident · Serious injuries · Limited investigation · Final report · Nov 1, 2009 · N272M · Substantial damage
  > A total loss of engine power due to maintenance personnel's failure to correctly torque the Pc line following removal and reinstallation of the turbine module.
- [NTSB ERA09FA419](https://openairdocs.org/ntsb/ERA09FA419.md): MD Helicopter 530 (369FF) · Camp Butler, Iraq · Accident · 3 fatal · Field investigation · Final report · Jul 17, 2009 · N974BW · Destroyed
  > The pilot’s failure to maintain terrain clearance during a low-level course reversal.
- [NTSB CEN09IA254](https://openairdocs.org/ntsb/CEN09IA254.md): Bell 206 · Vick, TX · Incident · No injuries · Incident investigation · Final report · Apr 8, 2009 · N295AE · Minor damage
  > Undetermined.
- [NTSB CEN09FA086](https://openairdocs.org/ntsb/CEN09FA086.md): Bell 206L-4 · Sabine Pass, TX · Accident · 5 fatal · Field investigation · Final report · Dec 11, 2008 · N180AL · Destroyed
  > The pilot’s failure to maintain clearance from the water. Contributing to the accident was the inadvertent encounter with instrument meteorological conditions.
- [NTSB CHI08FA141](https://openairdocs.org/ntsb/CHI08FA141.md): Sikorsky S-76A · Grand Rapids, MI · Accident · Serious injuries · Field investigation · Final report · May 29, 2008 · N176SH · Destroyed
  > The pilot's failure to maintain tail rotor obstacle clearance from a tower during takeoff.
- [NTSB NYC08FA071](https://openairdocs.org/ntsb/NYC08FA071.md): Bell 206L-3 · Cherokee, AL · Accident · 3 fatal · Field investigation · Final report · Dec 30, 2007 · N109AE · Substantial damage
  > The pilot's failure to maintain control of the helicopter during an out-of-ground-effect hover. Contributing to the accident was a loss of tail rotor effectiveness.
- [NTSB DFW07LA169](https://openairdocs.org/ntsb/DFW07LA169.md): Bell 206L-3 · High Island 138 · Accident · No injuries · Limited investigation · Final report · Jul 22, 2007 · N330P · Destroyed
  > The loss of control as result of the pilot's failure to maintain rotor RPM during takeoff.
- [NTSB DFW07LA011](https://openairdocs.org/ntsb/DFW07LA011.md): Sikorsky S-76A++ · Eugene Isl 259 · Accident · Minor injuries · Limited investigation · Final report · Oct 22, 2006 · N22342 · Destroyed
  > The flight crew's failure to maintain clearance with the water and their diverted attention to secondary tasks while preparing to land. Contributing factor were the low ceilings and the heavy rains restricting their visibility.
- [NTSB SEA06CA161](https://openairdocs.org/ntsb/SEA06CA161.md): Bell 206L-3 · Salt Lake City, UT · Accident · No injuries · Data collection · Final report · Aug 11, 2006 · N206UH · Substantial damage
  > The failure of the pilot to maintain clearance by allowing the helicopter to drift backwards, resulting in its tail rotor striking a hangar.
- [NTSB DEN06LA096](https://openairdocs.org/ntsb/DEN06LA096.md): Bell 206L-3 · Taos, NM · Accident · Minor injuries · Limited investigation · Final report · Jul 12, 2006 · N44NM · Substantial damage
  > the loss of tail rotor effectiveness during landing, and the pilot's delayed remedial action to counteract a right yaw, which resulted in a loss of directional control and collision with terrain. A contributing factor was the pilot's failure to perform…
- [NTSB SEA06LA121](https://openairdocs.org/ntsb/SEA06LA121.md): Bell 206L · Vernal, UT · Accident · Minor injuries · Limited investigation · Final report · Jun 15, 2006 · N265SH · Substantial damage
  > The loss of tail rotor effectiveness during an attempted precationary landing after a takeoff over uneven, sloping, brush-covered terrain. Factors include the pilot using the wrong performance chart while completing his preflight performance calculations, the…

Next page: https://openairdocs.org/ntsb.md?engine=03015&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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('03015'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=03015

---
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.