NTSB investigations: Lycoming 0-235 series
74 cases on aircraft whose registry engine model is Lycoming 0-235 series, where the defining event was Loss of control in flight. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 2008 | 7 |
|---|---|
| 2009 | 9 |
| 2010 | 3 |
| 2011 | 6 |
| 2012 | 5 |
| 2013 | 4 |
| 2014 | 1 |
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 6 |
| 2022 | 5 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 3 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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 ('41505')
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\" = '240'))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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 ('41505')
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" = '240'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB ERA26LA240Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22-108 · Westminster, MDThe pilot’s failure to maintain airplane control during takeoff, which resulted in a runway excursion and collision with terrain.NTSB WPR26LA201Accident · Minor injuriesClass 4 · LimitedFinal reportAmerican AA1 · Cowley, WYThe pilot's improper landing flare and subsequent loss of directional control during landing.NTSB ANC26LA042Accident · No injuriesClass 4 · LimitedInvestigation openPiper PA-14 · Nenana, AKNTSB ERA26LA023Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 152 · St. Augustine, FLThe student pilot’s failure to properly set the elevator trim prior to takeoff, which resulted in her inability to effectively control the airplane’s pitch and a collision with trees at the end of the runway during initial climb.NTSB ANC25LA109Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-12 · Kotlik, AKThe pilot’s failure to maintain airplane control during a go-around in variable wind conditions.NTSB WPR25FA233Accident · 1 fatalClass 3 · FieldPreliminary reportCessna 152 · Hornell, NYOn August 1, 2025, about 1859 eastern daylight time, a Cessna 152, N6125B was destroyed when it was involved in an accident near Hornell, New York. The student pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal Regulations Part…NTSB CEN25LA036Accident · No injuriesClass 4 · LimitedFinal reportCessna 152 · Bridgeport, TXThe student pilot’s delayed go-around from an unstabilized approach and failure to attain/maintain control during the go-around that resulted in an impact with terrain.NTSB CEN24LA171Accident · No injuriesClass 4 · LimitedFinal reportAmerican Champion 7ECA · Lakeport, TXThe student pilot’s failure to maintain adequate airspeed during the final approach, which resulted in an inadvertent aerodynamic stall. Contributing to the accident the flight instructor’s delayed remedial action.NTSB WPR23LA029Accident · No injuriesClass 4 · LimitedFinal reportCessna 152 · San Jose, CAThe student pilots unstabilized approach and improper landing flare, which resulted in a hard bounced landing.NTSB ANC22FA066Accident · 1 fatalClass 3 · FieldFinal reportPiper PA-12 · Arctic Village, AKThe pilot’s decision to depart in turbulent and gusting wind conditions, which resulted in a loss of control and impact with terrain.NTSB ERA22LA286Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-38-112 · Gaithersburg, MDThe pilot’s failure to maintain control during the landing flare in gusting wind conditions.NTSB CEN22LA241Accident · Serious injuriesClass 4 · LimitedFinal reportAmerican AA-1A · Granite Falls, MNThe pilot’s failure to maintain airplane control while in the airport traffic pattern that resulted in an uncontrolled descent and impact with terrain.NTSB CEN22LA242Accident · No injuriesClass 4 · LimitedFinal reportAMD CH2000 · Gladewater, TXThe student pilot’s failure to maintain/attain aircraft control during a go-around from a bounced landing that resulted in an aerodynamic stall and impact with terrain.NTSB CEN22LA022Accident · No injuriesClass 4 · LimitedFinal reportCessna 152 · Wadsworth, OHThe student pilot’s failure to maintain aircraft control during the final approach resulting in a bounced landing.NTSB ANC21LA077Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-12 · Nikolai, AKThe pilot’s loss of control on go-around in gusting crosswind conditions. Contributing to accident was the pilot’s decision to attempt to land at a short off-airport landing site with a malfunctioning airspeed indicator.NTSB ANC21LA071Accident · Serious injuriesClass 4 · LimitedFinal reportPiper PA-14 · Tyonek, AKThe pilot’s failure to maintain directional control and adequate airspeed during takeoff which resulted in a collision with a river. Contributing to the accident was the pilot’s improper decision to load the airplane above its maximum allowable gross weight.NTSB ERA21FA274Accident · 2 fatalClass 3 · FieldFinal reportCessna 152 · St. Augustine, FLThe flight instructor’s exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall during the landing approach.NTSB CEN21FA290Accident · 2 fatalClass 3 · FieldFinal reportAmerican AA-1A · Cleburne, TXThe canopy moving fully open during flight, which resulted in the pilot’s distraction and a subsequent aerodynamic stall/spin and loss of control.NTSB WPR21LA118Accident · No injuriesClass 4 · LimitedFinal reportAmerican AA-1B · St Johns, AZThe pilot’s decision to operate with a demonstrated crosswind velocity above the airplane’s performance capabilities which resulted in a loss of airplane control and collision with terrain.NTSB WPR21FA025Accident · 2 fatalClass 3 · FieldFinal reportLancair 235 · Cordes Lakes, AZThe pilot’s exceedance of the airplane’s critical angle of attack during an aerobatic maneuver, which resulted in an aerodynamic stall and spin and a loss of control. Contributing to the accident was the pilot’s lack of aerobatic experience in the accident…NTSB ERA20CA209Accident · No injuriesClass 4 · Data collectionFinal reportPiper PA38 · Cumberland, MDThe pilot's failure to maintain directional control during landing and the subsequent go-around in gusting crosswind conditions.NTSB WPR20LA110Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA22 · Pinedale, WYA loss of airplane control during approach for reasons that could not be determined based on available evidence.NTSB GAA20CA014Accident · No injuriesData collectionFinal reportPiper PA38 · Colorado Springs, COThe pilot's failure to maintain the runway heading while taking off with a gusting tailwind, which resulted in impact with a fence.NTSB GAA19CA389Accident · No injuriesData collectionFinal reportCessna 152 · Paris, TXThe student pilot's failure to maintain the runway heading during takeoff with a crosswind, which resulted in impact with a hay bale left of the runway, and his improper decision to perform a soft-field takeoff without adequate practice.NTSB CEN19LA087Accident · Serious injuriesClass 3 · LimitedFinal reportWarner Aerocraft Space Walker II · Devine, TXThe pilot’s failure to maintain control of the airplane while maneuvering at a low altitude, which resulted in the airplane exceeding its critical angle of attack and an aerodynamic stall.NTSB WPR18LA135Accident · Serious injuriesClass 3 · LimitedFinal reportCessna 152 · Tamiami, FLThe non-instrument-rated pilot’s loss of control during an encounter with instrument meteorological conditions at night. Contributing to the accident was the pilot's decision to depart on the flight without obtaining approval to fly at night in accordance…NTSB CEN18LA114Accident · Minor injuriesLimited investigationFinal reportBeech 77 · Odessa, TXThe pilot’s improper takeoff procedures and his failure to abort the takeoff, which resulted in an aerodynamic stall and subsequent impact with terrain. Contributing to the accident was the pilot’s lack of experience in the airplane.NTSB WPR18FA075Accident · 1 fatalField investigationFinal reportCessna 152 · Concord, CAA loss of control for reasons that could not be determined based on the available information.NTSB WPR18FA035Accident · 1 fatalField investigationFinal reportCessna 152 · Tehachapi, CAThe pilot's loss of situational awareness shortly after takeoff over a sparsely lit area in dark night conditions, which resulted in a rapid descent to ground impact.NTSB GAA17CA528Accident · No injuriesData collectionFinal reportCessna 152 · Broomfield, COThe student pilot’s failure to maintain directional control while landing in gusting crosswind conditions.NTSB ERA17FA231Accident · 1 fatalField investigationFinal reportCessna 152 · Homestead, FLThe pilot's loss of control due to spatial disorientation while maneuvering in night conditions over an area devoid of ground reference lights.NTSB ANC17LA033Accident · No injuriesClass 2 · LimitedFinal reportPiper PA 12 · Skwentna, AKThe pilot's failure to properly secure the external load, which resulted in the load shifting during flight, interference with the water rudder cable, and a subsequent loss of controlNTSB GAA17CA241Accident · Minor injuriesData collectionFinal reportAmerican AA 1 · New Market, VAThe pilot’s failure to maintain a proper approach path, which resulted in an impact with trees.NTSB CEN17LA062Accident · No injuriesLimited investigationFinal reportPiper PA22 · Piedmont, MOThe pilot’s descent below glidepath, which resulted in the airplane’s impact with power lines.NTSB CEN16FA346Accident · 2 fatalField investigationFinal reportBellanca 7ECA · Moss Hill, TXThe pilot's loss of control attempting to recover from a low-level aerobatic maneuver. Contributing to the accident was the pilot's decision to attempt the low-level maneuver which significantly reduced any margin for error.NTSB GAA16CA008Accident · No injuriesData collectionFinal reportPiper PA · Glennallen, AKThe pilot's failure to maintain clearance from trees during the approach to land, resulting in a collision with trees.NTSB WPR16FA002Accident · 2 fatalField investigationFinal reportCessna 152 · Cedar City, UTThe failure of the pilots to maintain control of the airplane while maneuvering, which resulted in an aerodynamic stall from which they did not recover.NTSB CEN15FA362Accident · 2 fatalField investigationFinal reportZenair CH 2000 · McAllen, TXThe flight instructor's loss of airplane control while departing in gusting wind conditions that were conducive to low-level wind shear.NTSB ERA15FA099Accident · 1 fatalField investigationFinal reportCessna 152 · New Smyrna Beach, FLThe pilot's failure to maintain control of the airplane while operating under visual flight rules (VFR) in night, instrument meteorological conditions, likely due to spatial disorientation. Contributing to the outcome was the radar controller's failure to…NTSB WPR14FA239Accident · 2 fatalField investigationFinal reportAmerican AA-1A · El Mirage, CAThe pilot's loss of airplane control while intentionally maneuvering close to the ground, which resulted in the airplane exceeding its critical angle of attack in a steep bank and entering an accelerated stall.NTSB WPR14CA070Accident · No injuriesData collectionFinal reportBellanca 7ECA · San Jose, CAThe flight instructor's failure to correct for the student pilot's loss of aircraft control in a timely manner during takeoff. Contributing to the accident was the instructor's inability to see the taxiway sign from the rear seat.NTSB WPR13FA388Accident · 2 fatalField investigationFinal reportAmerican AA-1A · Desert Center, CAThe pilot's abrupt maneuver, which resulted in an accelerated stall and a loss of airplane control at low altitude.NTSB WPR13CA323Accident · Minor injuriesData collectionFinal reportCessna 152 · Kamiah, IDThe student pilot’s failure to maintain aircraft control during the initial climb, which resulted in a collision with a powerline.NTSB ANC13CA109Accident · No injuriesData collectionFinal reportPiper PA 16 · Glennallen, AKThe pilot's loss of control during the initial climb after takeoff, resulting in a collision with trees.NTSB CEN12FA594Accident · 2 fatalField investigationFinal reportPiper PA-12 · Rye, COThe pilot’s selection of a flightpath toward rising terrain that exceeded the climb capability of the airplane.NTSB WPR12FA378Accident · 2 fatalField investigationFinal reportAircraft Mfg & Development CH 2000 · Nephi, UTThe pilot's inability to maintain airplane control due to an encounter with a microburst/downdraft that exceeded the climb performance capabilities of the airplane.NTSB ERA12CA523Accident · No injuriesData collectionFinal reportGrumman American Avn. AA-1B · Bedford, PAThe pilot's failure to maintain control of the airplane during the landing and subsequent go-around. Contributing to the accident was the pilot's failure to shutoff the carburetor heat during the attempted go-around and the weight at which the airplane was…NTSB ERA12CA418Accident · Minor injuriesData collectionFinal reportGrumman American Avn. AA-1C · West Chester, PAThe pilot’s failure to maintain directional control during an attempted go-around, which resulted in a runway excursion.NTSB ANC12CA043Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Anchorage, AKThe pilot’s failure to maintain directional control while landing in a gusting crosswind.NTSB WPR11FA383Accident · 2 fatalField investigationFinal reportPiper PA-38-112 · Silver Bow, MTThe pilot's failure to maintain airplane control while maneuvering.