NTSB investigations: Lycoming 0-320 series
133 cases on aircraft whose registry engine model is Lycoming 0-320 series, where the defining event was Hard landing. 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 | 15 |
|---|---|
| 2009 | 10 |
| 2010 | 8 |
| 2011 | 10 |
| 2012 | 13 |
| 2013 | 5 |
| 2014 | 9 |
| 2015 | 6 |
| 2016 | 5 |
| 2017 | 8 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 9 |
| 2021 | 5 |
| 2022 | 7 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 5 |
| 2026 | 4 |
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 ('41508')
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\" = '092'))
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 ('41508')
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" = '092'))
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 ERA26LA281Accident · No injuriesClass 4 · LimitedFinal reportCessna 172N · Mooresville, NCThe pilot’s improper landing flare, which resulted in a hard, bounced landing.NTSB ANC26LA056Accident · No injuriesClass 4 · LimitedInvestigation openPiper PA-22-160 · Russian Mission, AKNTSB CEN26LA151Accident · No injuriesClass 4 · LimitedFinal reportChampion 7GCB · Colorado Springs, COThe pilot’s failure to maintain directional control of the airplane during takeoff in gusty wind conditions, which resulted in a hard landing.NTSB ERA26FA084Accident · 1 fatalClass 3 · FieldPreliminary reportCessna 172 · Provincetown, MAOn January 4, 2026, at 1504 eastern standard time, a Cessna 172N, N9360E, was substantially damaged when it was involved in an accident near Provincetown, Massachusetts. The private pilot was fatally injured. The airplane was operated as a Title 14 Code of…NTSB CEN26LA019Accident · No injuriesClass 4 · LimitedFinal reportBellanca 7GCBC · Bonilla, SDThe pilot’s inadequate flight planning and his failure to maintain aircraft control during the precautionary off-airport landing.NTSB ERA26LA016Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Bluffton, OHThe pilot’s improper landing flare, which resulted in a hard, bounced landing.NTSB CEN25LA214Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Brookshire, TXThe pilot’s improper landing flare, which resulted in a hard, bounced landing and the nose landing gear collapsing.NTSB ANC25LA024Accident · Minor injuriesClass 4 · LimitedFinal reportPiper PA-18-150 · Palmer, AKThe pilot's failure to maintain an appropriate airspeed during the landing approach, which resulted in exceedance of the critical angle of attack and an aerodynamic stall, during gusting wind conditions.NTSB ERA25LA101Accident · No injuriesClass 4 · LimitedFinal reportCessna 172N · Mayfield, KYThe student pilot’s improper landing flare, which resulted in a hard landing and nose landing gear collapse.NTSB ERA25LA031Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Louisville, KYThe pilot’s improper landing flare and control inputs, which resulted in a hard landing. Contributing was the flight instructor’s delayed remedial action.NTSB ANC25LA002Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22-160 · Kasilof, AKThe right main landing gear’s inadvertent contact with uneven terrain, which resulted in a hard landing. Contributing was the pilot’s failure to adequately assess the landing environment prior to touchdown.NTSB ERA24LA204Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 172M · Westminster, MDThe pilot’s failure to attain a proper touchdown point during a simulated loss of engine power approach, which resulted in a hard landing short of the runway. Also causal was the flight instructor’s delayed remedial action during the approach and subsequent…NTSB WPR24LA058Accident · No injuriesClass 4 · LimitedFinal reportCessna 172P · Las Cruces, NMAn encounter with a downdraft during an approach to land, which resulted in a hard landing.NTSB ERA24LA035Accident · No injuriesClass 4 · LimitedFinal reportPiper PA18 · Tompkinsville, KYThe pilot's failure to maintain adequate airspeed during the approach, which resulted in a hard landing.NTSB WPR23LA062Accident · No injuriesClass 4 · LimitedFinal reportCessna 172N · Socorro, NMThe pilot’s improper landing flare, which resulted in a hard bounced landing and loss of control in gusting wind.NTSB WPR23LA010Accident · No injuriesClass 4 · LimitedFinal reportCessna 172M · Burlington, WAThe pilots improper landing flare and remedial action which resulted in a hard, bounced landing.NTSB CEN22LA398Accident · No injuriesClass 3 · LimitedFinal reportCessna 172I · Olivet, MIThe pilot’s failure to attain/maintain a proper glidepath that resulted in a hard landing and impact with the runway.NTSB WPR22LA250Accident · No injuriesClass 4 · LimitedFinal reportCessna 172P · Portland, ORThe pilot under instruction’s improper landing flare, and the flight instructor’s delayed remedial action.NTSB ERA22LA303Accident · Serious injuriesClass 4 · LimitedFinal reportCessna 172M · South Portland, METhe student pilot’s improper landing flare, which resulted in a hard landing. Also causal was the flight instructor’s inadequate remedial action.NTSB ERA22LA285Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28-140 · Manassas, VAThe pilot’s improper landing flare, which resulted in a bounced landing and subsequent nose landing gear collapse.NTSB ERA22LA101Accident · No injuriesClass 4 · LimitedFinal reportBeech B19 · Lebanon, TNThe failure of the certified flight instructor to attain the proper glidepath which resulted in a collision with a fence and terrain.NTSB WPR21LA364Accident · No injuriesClass 4 · LimitedFinal reportCessna 172 · Auburn, CAThe student pilot’s inadequate flare which resulted in a hard and bounced landing.NTSB WPR21LA331Accident · No injuriesClass 4 · LimitedFinal reportCessna 172N · Hayward, CAThe pilot's improper landing flare, which resulted in a bounced hard landing.NTSB ERA21LA255Accident · No injuriesClass 4 · LimitedFinal reportPage Joseph E Vans RV-4 · Martinsburg, WVThe pilot’s improper landing flare in variable crosswind conditions, which resulted in a hard landing.NTSB WPR21LA186Accident · No injuriesClass 4 · LimitedFinal reportCessna 172P · Tucson, AZThe student pilot’s improper pitch control and landing flare, which resulted in a hard bounce and subsequent porpoised landing.NTSB ERA21LA149Accident · No injuriesClass 4 · LimitedFinal reportBeech 23 · Rogersville, TNThe pilot's improper landing flare, which resulted in an initial hard landing, separation of the left main landing gear, and a runway excursion during a subsequent landing attempt.NTSB ERA21LA032Accident · No injuriesClass 4 · LimitedFinal reportCessna 172N · Williston, FLThe pilot’s improper landing flare, which resulted in a hard landing.NTSB ERA20LA344Accident · No injuriesClass 4 · LimitedFinal reportBeech B19 · Laconia, NHThe pilot’s improper landing flare, which resulted in a hard, bounced landing and the nose landing gear collapsing.NTSB WPR20CA300Accident · Minor injuriesClass 4 · Data collectionFinal reportCessna 172 · Stuart Island, WAThe pilot’s improper approach airspeed and landing flare, which resulted in a hard, bounced landing and nose over.NTSB ERA20CA318Accident · No injuriesClass 4 · Data collectionFinal reportCessna 172 · Wilmington, DEThe student pilot’s improper landing flare, which resulted in a hard bounced landing.NTSB CEN20CA340Accident · No injuriesClass 4 · Data collectionFinal reportCessna 172 · Englewood, COThe student pilot misjudged the landing flare which resulted in a loss of control and a hard bounced landing.NTSB ERA20CA256Accident · Serious injuriesClass 4 · Data collectionFinal reportCessna 172 · Wellington, FLThe pilot’s inadequate compensation for a wind gust during landing.NTSB CEN20CA257Accident · No injuriesClass 4 · Data collectionFinal reportCessna 172 · Reedsburg, WIThe student pilot's improper landing flare, which resulted a hard, bounced landing.NTSB CEN20CA241Accident · No injuriesClass 4 · Data collectionFinal reportCessna 172 · Bowling Green, MOThe pilot's improper flare, which resulted in a hard, bounced landing.NTSB WPR20CA209Accident · No injuriesClass 4 · Data collectionFinal reportCessna 172 · Lubbock, TXThe pilot's improper approach and descent rate, which resulted in a hard landing.NTSB GAA20CA035Accident · No injuriesData collectionFinal reportRobinson R22 · Overton, NVThe pilot’s failure to maintain a proper approach and the flight instructor's subsequent failure to maintain an adequate climb rate during an attempted go-around in gusting tailwind conditions, which resulted in a hard landing and dynamic rollover.NTSB GAA19CA538Accident · No injuriesData collectionFinal reportPiper PA18 · Palmer, AKThe pilot's failure to maintain a proper descent rate, which resulted in a hard landing.NTSB GAA19CA515Accident · No injuriesData collectionFinal reportPiper PA18 · Kenai, AKThe pilot's improper landing flare, which resulted in a hard landing and the subsequent loss of directional control and impact with a tree.NTSB GAA19CA558Accident · No injuriesData collectionFinal reportCessna 172 · Chicago, ILThe pilot's improper landing flare, which resulted in a hard, porpoised landing.NTSB GAA19CA020Accident · No injuriesData collectionFinal reportCessna 172 · Lawrenceville, GAThe student pilot's improper pitch application, which resulted in a hard landing and subsequent fire. Contributing to the accident was the student’s failure to give over the flight controls to the flight instructor when instructed to do so.NTSB GAA18CA562Accident · No injuriesData collectionFinal reportRutan Rutan Long EZ · Independence, ORThe pilot's failure to maintain a proper descent rate, which resulted in a hard landing.NTSB GAA18CA478Accident · No injuriesData collectionFinal reportCessna 172 · Crystal River, FLThe pilot’s improper landing flare, which resulted in a hard landing.NTSB GAA18CA391Accident · No injuriesData collectionFinal reportCessna 172 · Troy, MIThe student pilot’s failure to maintain a proper landing flare, which resulted in a hard, porpoised landing during an aborted go-around.NTSB GAA18CA324Accident · No injuriesData collectionFinal reportPiper PA 22 · Talkeetna, AKThe flight instructor’s improper landing flare and failure to maintain a proper descent rate during approach, which resulted in a hard landing.NTSB GAA18CA097Accident · No injuriesData collectionFinal reportCessna 172 · Monroe, MIThe student pilot’s improper yaw control during the landing flare and the flight instructor’s failure to take remedial action, which resulted in a hard landing.NTSB GAA17CA540Accident · No injuriesData collectionFinal reportCessna 172 · Lynchburg, VAThe pilot's unstabilized approach, which resulted in an aborted go-around, an aerodynamic stall, and a hard landing.NTSB ERA17LA319Accident · No injuriesLimited investigationFinal reportCessna 172 · Gulf Shores, ALThe pilot's improper landing flare, which resulted in a hard landing.NTSB CEN17LA324Accident · No injuriesLimited investigationFinal reportPiper PA 18-150 · Sweetwater, TXThe pilot's improper landing flare, which resulted in a hard landing and the overstress failure of the right main landing gear.NTSB GAA17CA357Accident · No injuriesData collectionFinal reportBellanca 7GCBC · Edgewood, NMThe pilot's decision to take off with a gusting tailwind, which resulted in a loss of pitch control during the initial climb and a subsequent hard landing and loss of directional control.NTSB CEN17LA341Accident · Serious injuriesLimited investigationFinal reportPiper PA-28 · Ray, MIThe pilot's failure to maintain a proper approach speed, which resulted in in a hard landing and a runway excursion. Contributing to the accident was the pilot's decision to fly the airplane without an instructor onboard.