# NTSB investigations: Amateur-built UNKNOWN ENG: Aerodynamic stall/spin

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 WPR27FA012](https://openairdocs.org/ntsb/WPR27FA012.md): Vans RV7A · Petaluma, CA · Accident · 2 fatal · Class 3 · Field · Preliminary report · Oct 7, 2026 · N425DG · Destroyed
  > On October 7, 2026, about 1038 Pacific daylight time, an experimental amateur built Vans RV-7A, N425DG, was destroyed when it was involved in an accident near Petaluma, California. The pilot and flight instructor were fatally injured. The airplane was…
- [NTSB WPR26LA213](https://openairdocs.org/ntsb/WPR26LA213.md): Moose SR 2500 · Sonoma, CA · Accident · Serious injuries · Class 4 · Limited · Final report · May 27, 2026 · N135DS · Substantial damage
  > The pilot's failure to maintain airspeed during a go-around in shifting wind conditions, which resulted in an exceedance of the airplane’s critical angle of attack and an aerodynamic stall.
- [NTSB WPR25FA020](https://openairdocs.org/ntsb/WPR25FA020.md): Extra Flugzeugbau EA 300/L · Las Cruces, NM · Accident · 1 fatal · Class 3 · Field · Final report · Oct 20, 2024 · N512DW · Destroyed
  > The pilot’s entry into an aerobatic maneuver at an altitude that was insufficient to complete a successful recovery, which resulted in an accelerated stall and impact with terrain.
- [NTSB ERA23LA010](https://openairdocs.org/ntsb/ERA23LA010.md): Green L/Gilner D RV-4 · Rowlesburg, WV · Accident · Serious injuries · Class 4 · Limited · Final report · Oct 7, 2022 · N262DF · Substantial damage
  > The pilot's failure to maintain an appropriate airspeed/angle-of-attack during the landing approach, which resulted in an aerodynamic stall, and impact with terrain.
- [NTSB ERA22LA432](https://openairdocs.org/ntsb/ERA22LA432.md): Cessna 140 · Winterville, NC · Accident · Minor injuries · Class 4 · Limited · Final report · Sep 28, 2022 · N2509N · Substantial damage
  > The student pilot’s improper recovery from a bounced landing. A factor in the accident was the instructor’s delayed remedial action which resulted in an inability to recover the airplane from an aerodynamic stall.
- [NTSB WPR22FA332](https://openairdocs.org/ntsb/WPR22FA332.md): Beech 58 · Galt, CA · Accident · 2 fatal · Class 3 · Field · Final report · Sep 4, 2022 · N142DR · Substantial damage
  > The certified flight instructor's failure to maintain control of the airplane and inadequate supervision of the flight, which resulted in an aerodynamic stall/spin from which he could not recover.
- [NTSB WPR22FA227](https://openairdocs.org/ntsb/WPR22FA227.md): Cessna 152 · Mendon, UT · Accident · 2 fatal · Class 3 · Field · Final report · Jun 24, 2022 · N934JH · Substantial damage
  > The flight instructor’s failure to recover from a developed spin, which resulted in impact with terrain. Contributing to the accident was the flight instructor’s decision to enter the maneuver below the operator’s altitude limitation.
- [NTSB WPR21FA210](https://openairdocs.org/ntsb/WPR21FA210.md): Mark Coby Early Bird Jenny · Stoneville, NC · Accident · 1 fatal · Class 3 · Field · Final report · May 27, 2021 · N831HC · Destroyed
  > The pilot’s exceedance of the airplane’s critical angle of attack during the takeoff initial climb, which resulted in an aerodynamic stall and a loss of control.
- [NTSB ERA20FA013](https://openairdocs.org/ntsb/ERA20FA013.md): Sportine Aviacija LAK17B · Tamaqua, PA · Accident · 1 fatal · Class 3 · Field · Final report · Oct 18, 2019 · N830DK · Substantial damage
  > The pilot's exceedance of the glider's critical angle of attack while climbing in thermal lift, which resulted in an aerodynamic stall/spin.
- [NTSB GAA18CA223](https://openairdocs.org/ntsb/GAA18CA223.md): Ken Olson Scamp · Raymond, WA · Accident · No injuries · Data collection · Final report · Apr 22, 2018 · N964TA · Substantial damage
  > The pilot's failure to maintain a proper landing flare, which resulted in an aerodynamic stall, bounced landing, and subsequent secondary stall during a go-around attempt.
- [NTSB CEN17FA208](https://openairdocs.org/ntsb/CEN17FA208.md): Michael S. Logan Kitfox · New Berlin, TX · Accident · 1 fatal · Field investigation · Final report · Jun 3, 2017 · N956ML · Destroyed
  > A total loss of engine power for reasons that could not be determined based on the available information, and the pilot's subsequent failure to maintain adequate airspeed, which resulted in the airplane exceeding its critical angle of attack and experiencing…
- [NTSB GAA17CA273](https://openairdocs.org/ntsb/GAA17CA273.md): Adrian George W Europa Classic · Wellington, KS · Accident · No injuries · Data collection · Final report · May 5, 2017 · N7854M · Substantial damage
  > The pilot’s improper landing flare and exceedance of the airplane’s critical angle of attack during landing, which resulted in an aerodynamic stall.
- [NTSB WPR17LA032](https://openairdocs.org/ntsb/WPR17LA032.md): Hoskins Lonnie F Velocity XL RG · Petaluma, CA · Accident · Minor injuries · Limited investigation · Final report · Dec 4, 2016 · N84KJ · Substantial damage
  > The pilot’s failure to maintain adequate airspeed during an aborted landing, which resulted in an exceedance of the airplane’s critical angle of attack and an inadvertent aerodynamic stall. Contributing to the accident was the pilot’s distraction while on…
- [NTSB ERA15LA075](https://openairdocs.org/ntsb/ERA15LA075.md): Johnson David Earl Renegade Spirit · Brunswick, GA · Accident · 1 fatal · Limited investigation · Final report · Dec 13, 2014 · N955R · Substantial damage
  > The pilot's decision to fly the airplane with known engine deficiencies and his subsequent exceedance of the airplane's critical angle of attack following a loss of engine power, which resulted in an aerodynamic stall and loss of control after takeoff.
- [NTSB CEN14LA202](https://openairdocs.org/ntsb/CEN14LA202.md): Nanchang CJ6 - A · Flushing, MI · Accident · 2 fatal · Limited investigation · Final report · Apr 19, 2014 · N594T · Substantial damage
  > The pilot’s failure to maintain adequate airspeed during an off-airport forced landing after a loss of engine power due to carburetor icing and his exceedance of the airplane’s critical angle-of-attack, which resulted in an aerodynamic stall. Contributing to…
- [NTSB ERA13LA320](https://openairdocs.org/ntsb/ERA13LA320.md): Thompson Bruce D Sonerai II · Pulaski, TN · Accident · 1 fatal · Limited investigation · Final report · Jul 16, 2013 · N788T · Destroyed
  > The pilot's failure to maintain airspeed during a near-vertical climb after takeoff, which resulted in an aerodynamic stall and subsequent collision with terrain.
- [NTSB ERA13FA309](https://openairdocs.org/ntsb/ERA13FA309.md): Nanchang China CJ-6A · Ocean City, MD · Accident · 2 fatal · Field investigation · Final report · Jun 30, 2013 · N116RL · Destroyed
  > The pilot's failure to terminate the intentional aerobatic spin at an altitude adequate to prevent impacting the water. Contributing to the accident was the pilot's loss of situational awareness due to target fixation during the prolonged aerobatic maneuver.
- [NTSB ERA13LA254](https://openairdocs.org/ntsb/ERA13LA254.md): Fleming Eldridge E Sonex · Naples, FL · Accident · Serious injuries · Limited investigation · Final report · May 26, 2013 · N634SX · Substantial damage
  > The pilot’s failure to maintain airspeed during a forced landing, which resulted in an aerodynamic stall. Contributing to the accident was a partial loss of the noncertificated engine’s power for reasons that could not be determined because examination of the…
- [NTSB ERA12FA565](https://openairdocs.org/ntsb/ERA12FA565.md): Yakovlev YAK 52 · Brownsboro, AL · Accident · 2 fatal · Field investigation · Final report · Sep 16, 2012 · N2207X · Substantial damage
  > The pilot's loss of control while performing a low-level aerobatic maneuver, which resulted in collision with terrain.
- [NTSB ERA12FA326](https://openairdocs.org/ntsb/ERA12FA326.md): Gutierrez Pablino Hummel Bird · DeFuniak Springs, FL · Accident · 1 fatal · Field investigation · Final report · May 9, 2012 · N9001N · Substantial damage
  > The pilot's failure to maintain airplane control due to the airplane’s exceedence of its maximum gross weight and center of gravity’s most rearward limit and his lack of familiarity with the airplane make and model, which resulted in an aerodynamic stall and…
- [NTSB ERA12FA256](https://openairdocs.org/ntsb/ERA12FA256.md): Anderson John H Avid Flyer MK 4 · Waxhaw, NC · Accident · 1 fatal · Field investigation · Final report · Mar 26, 2012 · N61410 · Substantial damage
  > The pilot's failure to maintain adequate airspeed during an attempted go-around, which resulted in a low-altitude aerodynamic stall.
- [NTSB WPR12FA089](https://openairdocs.org/ntsb/WPR12FA089.md): Garza Lancair IV-TP · Boise, ID · Accident · 1 fatal · Field investigation · Final report · Feb 3, 2012 · N321LC · Destroyed
  > A loss or commanded reduction of engine power during the initial climb for reasons that could not be determined because of postaccident impact damage and fire destruction to engine systems and components. Also causal were the pilot's failure to maintain…
- [NTSB ERA12FA120](https://openairdocs.org/ntsb/ERA12FA120.md): Cessna 441 · Nashville, PA · Accident · 1 fatal · Field investigation · Final report · Dec 22, 2011 · N48BS · Substantial damage
  > The pilot's failure to maintain minimum control airspeed after a loss of power to the right engine, which resulted in an uncontrollable roll into an inadvertent stall/spin. Contributing to the accident was the failure of the airplane's right engine for…
- [NTSB ERA12LA011](https://openairdocs.org/ntsb/ERA12LA011.md): Rivers William J KR-2 · Wytheville, VA · Accident · 1 fatal · Limited investigation · Final report · Oct 6, 2011 · N7026G · Substantial damage
  > The pilot's failure to maintain control, which resulted in an aerodynamic stall/spin. Contributing to the accident was the pilot's lack of experience in the airplane make and model.
- [NTSB CEN11CA667](https://openairdocs.org/ntsb/CEN11CA667.md): Tompkins Tandem Rocket · Lemars, IA · Accident · Minor injuries · Data collection · Final report · Sep 25, 2011 · N29RT · Substantial damage
  > The pilot's failure to maintain aircraft control while maneuvering.
- [NTSB ERA11FA222](https://openairdocs.org/ntsb/ERA11FA222.md): Replogle Lancair 360 · Chesapeake, VA · Accident · 2 fatal · Field investigation · Final report · Apr 3, 2011 · N164T · Substantial damage
  > The pilot did not maintain airspeed following a loss of engine power, which resulted in an aerodynamic stall and spin. Contributing to the accident was the pilot's selection of the wrong fuel tank at takeoff, which resulted in fuel starvation and the total…
- [NTSB ERA11LA200](https://openairdocs.org/ntsb/ERA11LA200.md): Piper PA-18A 150 · Hollywood, FL · Accident · No injuries · Limited investigation · Final report · Mar 19, 2011 · N9692D · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB CEN10FA097](https://openairdocs.org/ntsb/CEN10FA097.md): Mitsubishi MU-2B-60 · Elyria, OH · Accident · 4 fatal · Field investigation · Final report · Jan 18, 2010 · N80HH · Destroyed
  > The pilot's failure to maintain adequate airspeed during the instrument approach, which resulted in an aerodynamic stall and impact with terrain.
- [NTSB ERA10LA085](https://openairdocs.org/ntsb/ERA10LA085.md): Tail Feather Sea Rey · Sanibel Island, FL · Accident · Serious injuries · Limited investigation · Final report · Nov 29, 2009 · N969TF · Substantial damage
  > The pilot’s failure to add power during a low-level turn, which resulted in a loss of airspeed and a subsequent stall.
- [NTSB CEN10LA035](https://openairdocs.org/ntsb/CEN10LA035.md): Blanik L-13 · Middlefield, OH · Accident · Serious injuries · Limited investigation · Final report · Nov 1, 2009 · N1142 · Substantial damage
  > The student pilot's improper control inputs which resulted in the inadvertent stall of the glider.
- [NTSB CEN09LA440](https://openairdocs.org/ntsb/CEN09LA440.md): Antares MA-33 · Centerburg, OH · Accident · 1 fatal · Limited investigation · Final report · Jul 15, 2009 · N6405 · Substantial damage
  > The pilot's failure to maintain adequate airspeed resulting in an aerodynamic stall.
- [NTSB ERA09CA381](https://openairdocs.org/ntsb/ERA09CA381.md): Thompson David Challenger · Waymart, PA · Accident · Serious injuries · Data collection · Final report · Jul 5, 2009 · N10232 · Substantial damage
  > The pilot's failure to maintain adequate airspeed during approach to land resulting in a stall.
- [NTSB ERA09LA233](https://openairdocs.org/ntsb/ERA09LA233.md): Curtiss Wright P-40N · Mastic Beach, NY · Accident · 1 fatal · Limited investigation · Final report · Apr 5, 2009 · N740RB · Destroyed
  > The pilot's failure to maintain adequate airspeed while performing aerobatics at low altitude.
- [NTSB CEN09LA034](https://openairdocs.org/ntsb/CEN09LA034.md): Rans S-12XL · Breckenridge, TX · Accident · Serious injuries · Limited investigation · Final report · Oct 24, 2008 · N20530 · Destroyed
  > The pilot's failure to maintain adequate airspeed, resulting in an aerodynamic stall.
- [NTSB NYC08LA322](https://openairdocs.org/ntsb/NYC08LA322.md): Nagel SAL 2/3 P51 · Schenectady, NY · Accident · 1 fatal · Limited investigation · Final report · Sep 23, 2008 · N51WW · Destroyed
  > The pilot's failure to maintain adequate airspeed during the initial climb, which led to an aerodynamic stall.
- [NTSB LAX08FA122](https://openairdocs.org/ntsb/LAX08FA122.md): Carlton M. Cadwell Lancair IV-P · Mesa, AZ · Accident · 3 fatal · Field investigation · Final report · Apr 23, 2008 · N25CL · Destroyed
  > The pilot's failure to maintain an adequate airspeed during climb out resulting in an aerodynamic stall/spin.

## 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 ('99999')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '241'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/241/cases?engine=99999

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