NTSB investigations: Amateur-built UNKNOWN ENG, 2019
40 cases on aircraft whose registry engine model is Amateur-built UNKNOWN ENG. 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
| 1964 | 11 |
|---|---|
| 1965 | 12 |
| 1966 | 20 |
| 1967 | 16 |
| 1968 | 7 |
| 1969 | 11 |
| 1970 | 14 |
| 1971 | 16 |
| 1972 | 10 |
| 1973 | 12 |
| 1974 | 17 |
| 1975 | 13 |
| 1976 | 20 |
| 1977 | 19 |
| 1978 | 25 |
| 1979 | 18 |
| 1980 | 20 |
| 1981 | 19 |
| 1982 | 29 |
| 1983 | 21 |
| 1984 | 26 |
| 1985 | 22 |
| 1986 | 27 |
| 1987 | 31 |
| 1988 | 29 |
| 1989 | 15 |
| 1990 | 28 |
| 1991 | 20 |
| 1992 | 22 |
| 1993 | 27 |
| 1994 | 26 |
| 1995 | 31 |
| 1996 | 30 |
| 1997 | 22 |
| 1998 | 30 |
| 1999 | 34 |
| 2000 | 49 |
| 2001 | 45 |
| 2002 | 64 |
| 2003 | 67 |
| 2004 | 58 |
| 2005 | 70 |
| 2006 | 59 |
| 2007 | 74 |
| 2008 | 63 |
| 2009 | 62 |
| 2010 | 62 |
| 2011 | 44 |
| 2012 | 58 |
| 2013 | 43 |
| 2014 | 46 |
| 2015 | 40 |
| 2016 | 39 |
| 2017 | 43 |
| 2018 | 34 |
| 2019 | 40 |
| 2020 | 28 |
| 2021 | 36 |
| 2022 | 41 |
| 2023 | 41 |
| 2024 | 34 |
| 2025 | 32 |
| 2026 | 25 |
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 year(c.\"eventDate\") = 2019
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('99999'))
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 year(c."eventDate") = 2019
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('99999'))
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 WPR20LA040Accident · Minor injuriesClass 3 · LimitedFinal reportVans RV 6 · Pima, AZA total loss of engine power for reasons that could not be determined based on the available evidence.NTSB ERA20LA045Accident · Minor injuriesClass 3 · LimitedFinal reportYakovlev YAK 52 · Wrightsville, GAA total loss of engine power due to the failure of the No. 5 cylinder exhaust valve, which resulted in an forced off-airport landing.NTSB CEN20CA033Accident · No injuriesData collectionFinal reportPiper PA18 · Kerrville, TXThe pilot’s loss of airplane control during the landing flare, which resulted in a loss of directional control and ground-loop.NTSB WPR20LA026Accident · No injuriesClass 3 · LimitedFinal reportPiper PA 18 · Livermore, CAThe improper installation of the flight control stick, which resulted in separation of the flight control stick from the stick stub assembly and an uncontrolled descent and impact with terrain.NTSB ERA20FA029Accident · 1 fatalClass 3 · FieldFinal reportPavel Tango2 · Cedartown, GAThe pilot's loss of control of the gyroplane for reasons that could not be determined based on available evidence.NTSB WPR20LA014Accident · Serious injuriesClass 3 · LimitedFinal reportVans RV 6 · Spanaway, WAA total loss of engine power during the initial climb for reasons that could not be determined.NTSB GAA20CA043Accident · No injuriesData collectionFinal reportZenair Zenith 801 · Knoxville, TNThe pilot's failure to maintain a proper descent rate during the approach and his improper landing flare, which resulted in a hard landing.NTSB ERA20FA013Accident · 1 fatalClass 3 · FieldFinal reportSportine Aviacija LAK17B · Tamaqua, PAThe pilot's exceedance of the glider's critical angle of attack while climbing in thermal lift, which resulted in an aerodynamic stall/spin.NTSB WPR20LA007Accident · Minor injuriesClass 3 · LimitedFinal reportHiller UH 12E · Susanville, CAA partial loss of engine power due to multiple overtemperature events and a hot start event, which resulted in thermally damaged internal components of the engine. Contributing to the accident was the lack of suitable terrain on which to perform the forced…NTSB GAA20CA018Accident · Serious injuriesData collectionFinal reportFoxworthy Rick A Sonex · Langley, WAThe pilot's failure to maintain a proper approach path, which resulted in impact with a tree.NTSB WPR20FA005Accident · 1 fatalClass 3 · FieldFinal reportBede BD5 · Camarillo, CAThe No. 4 connecting rod’s bearing shift and separation of the No. 4 connecting rod, which resulted in a total loss of engine power and subsequent forced landing.NTSB ERA20MA001Accident · 7 fatalClass 2 · MajorFinal reportBoeing B17 · Windsor Locks, CTThe pilot’s failure to properly manage the airplane’s configuration and airspeed after he shut down the No. 4 engine following its partial loss of power during the initial climb. Contributing to the accident was the pilot/maintenance director’s inadequate…NTSB GAA19CA567Accident · No injuriesData collectionFinal reportGeorge W. Felix Mosquito · Kershaw, SCThe pilot's improper cyclic input during takeoff, which resulted in a loss of helicopter control, the skid impacting the ground, and a subsequent dynamic rollover.NTSB ERA19FA275Accident · 2 fatalClass 3 · FieldFinal reportVans RV 8 · Stroudsburg, PAThe pilot's failure to maintain control of the airplane for undetermined reasons.NTSB WPR19LA257Accident · Serious injuriesClass 3 · LimitedFinal reportKubicek BB60 · Goodsprings, NVThe pilot's failure to maintain the proper descent rate during the approach to landing, which resulted in a hard landing and serious injuries to the pilot and two passengers.NTSB WPR19LA261Accident · Minor injuriesClass 3 · LimitedFinal reportHavoc Air Racing Super GT 111 · Reno, NVThe failure of the landing gear to extend for reasons that could not be determined.NTSB WPR19FA241Accident · 1 fatalClass 3 · FieldFinal reportGlaser Dirks DG 300 Elan · Wilkeson, WAThe pilot’s delayed decision to land following a loss of thermal lift, which resulted in collision with trees during the landing approach.NTSB GAA19CA483Accident · Serious injuriesData collectionFinal reportSchleicher ASW 24 · Paulden, AZThe pilot's distraction due to the environment, his failure to lower the landing gear, and his subsequent failure to maintain directional control while landing the glider, which resulted in impact with a utility box.NTSB GAA19CA475Accident · Serious injuriesData collectionFinal reportAvid Avid Mark IV · Thompson Falls, MTThe student pilot's failure to go-around after a hard, bounced landing and the flight instructor's delayed remedial action, which resulted in a collision with trees at the departure end of the runway.NTSB CEN19LA246Accident · No injuriesClass 3 · LimitedFinal reportSwearingen SA227 · El Paso, TXFailure of the left main landing gear to fully extend due to a lack of hydraulic fluid and during emergency extension procedures, which resulted in the collapse of the landing gear during landing and the subsequent runway excursion and collision with a sign.NTSB GAA19WA460Accident · 1 fatalForeign investigationDe Havilland DH82 · Hythe, United KingdomNTSB ERA19LA231Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA46 · Poughkeepsie, NYA total loss of engine power due to fuel exhaustion as the result of a higher-than-expected fuel quantity reduction. Contributing was the pilot’s continued flight away from his selected precautionary landing site after identification of a fuel emergency,…NTSB ERA19LA228Accident · No injuriesClass 3 · LimitedFinal reportPietenpol BIG Piet · Gainesboro, TNSeparation of the spinner cap for reasons that could not be determined based on available evidence, which resulted in contact and subsequent separation of the wooden propeller blade tip.NTSB DCA19CA170Accident · No injuriesData collectionFinal reportBoeing CV2 · Beeville, TXA higher than expected and accounted for crosswind which initiated a lateral deviation, and resulted in the aircraft reaching the limits of the geo-fence area triggering a contingency forced landing.NTSB GAA19CA370Accident · No injuriesData collectionFinal reportKirk Ellis Wendell Ptundradactyl · Friday Creek, AKThe pilot's excessive brake application during landing on a short runway due to his lack of familiarity with the toe brakes, which resulted in a nose-over.NTSB GAA19CA349Accident · No injuriesData collectionFinal reportPiper PA18 · Beluga, AKThe pilot's selection of unsuitable terrain for landing, which resulted in a noseover.NTSB WPR19FA172Accident · 1 fatalClass 3 · FieldFinal reportNanchang CJ6 · Porter Ranch, CAThe pilot’s continued flight into marginal visual meteorological conditions, which resulted in controlled flight into terrain.NTSB GAA19CA324Accident · No injuriesData collectionFinal reportDavid Shotwell Murphy · South Lake Tahoe, CAThe pilot's failure to properly tighten his seat belt, which allowed him to slide forward in his seat and resulted in his inadvertent application of excessive brake application during the landing roll and a subsequent noseover.NTSB GAA19CA303Accident · Minor injuriesData collectionFinal reportAir Tractor AT502 · Rockford, OHThe pilot's failure to maintain clearance from power lines during an agricultural application flight.NTSB GAA19CA298Accident · No injuriesData collectionFinal reportPiper PA18 · Sparta, ILThe pilot's failure to maintain directional control during the landing roll, which resulted in a ground-loop.NTSB ERA19FA183Accident · 1 fatalClass 3 · FieldFinal reportVans Vans RV 4 · Green Cove Springs, FLThe failure of each pilot to maintain separation from the other airplane during intentional maneuvers within close proximity of each other.NTSB CEN19LA152Accident · Minor injuriesClass 3 · LimitedFinal reportRand Robinson KR2 · Poplar Grove, ILThe loss of engine power due to vapor lock of the throttle body injection system.NTSB CEN19FA144Accident · 1 fatalClass 2 · FieldFinal reportVans RV6 · Chillicothe, OHThe pilot's failure to maintain control of the airplane following an intermittent loss of engine power during cruise flight that resulted in him impacting trees. The reason for the loss of engine power could not be determined based on the available…NTSB GAA19CA262Accident · No injuriesData collectionFinal reportCub Crafters Carbon CUB EX · Grand Junction, COThe pilot's failure to maintain clearance from power lines during low-level maneuvering through a canyon.NTSB GAA19CA241Accident · Minor injuriesData collectionFinal reportStemme S 10 · Sonoma, CAThe pilot's improper decision to land with a tailwind and his failure to maintain a proper approach, which resulted in a long landing, a runway overrun, and impact with a tree.NTSB WPR19FA118Accident · 1 fatalClass 2 · FieldFinal reportNorthrop N9M · Norco, CAThe pilot's loss of control for undetermined reasons.NTSB GAA19CA200Accident · No injuriesData collectionFinal reportZenair Zenith CH 801 · Fort Worth, TXThe pilot's failure to maintain lateral control in flight and his subsequent loss of directional control during landing with a crosswind, which resulted in a runway excursion and impact with terrain.NTSB ERA19LA139Accident · No injuriesClass 3 · LimitedFinal reportMarlow Bearhawk · Sevierville, TNAbnormal combustion in the No. 1 cylinder for reasons that could not be determined based on the available evidence, followed by the activation of the ignition system circuit breaker, which resulted in a total loss of engine power.NTSB WPR19FA091Accident · 1 fatalClass 2 · FieldFinal reportBell UH1B · Forks, WAA total loss of engine power due to the failure of the gas generator sealing disk as a result of the operator’s exceedance of the sealing disk life limits at too low an altitude for the pilot to accomplish a successful autorotation which resulted in the…NTSB WPR19LA058Accident · 2 fatalClass 2 · LimitedFinal reportBeech A36 · Colusa, CAThe pilot's loss of airplane control due to spatial disorientation shortly after takeoff in instrument meteorological conditions.