NTSB investigations: Amateur-built UNKNOWN ENG, 2000
49 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\") = 2000
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") = 2000
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 FTW01LA040Accident · No injuriesLimited investigationFinal reportCartercopter Model 1 · Olney, TXThe pilot's delay in lowering the collective during a run-on landing, which resulted in a runway overrun. A factor was the muddy terrain.NTSB SEA01LA008Accident · 1 fatalLimited investigationFinal reportWildman Adventurer · Yelm, WAA main rotor blade strike (impact) with both a pusher propeller blade and the rudder during an unknown phase of operation resulting in a loss of control and uncontrolled descent to terrain.NTSB SEA01LA009Accident · No injuriesLimited investigationFinal reportHallett HALLETT-1 · Yelm, WAThe pilot's failure to abort the takeoff when it became questionable as to whether the aircraft would be able to clear an object just off the departure end of the runway, and the pilot's failure to maintain clearance from the object as he attempted to…NTSB IAD01LA004Accident · No injuriesLimited investigationFinal reportYakovlev 52 · Berryville, VAThe pilot's improper flare, which resulted in a hard landing and separation of the nose landing gear.NTSB CHI00LA298Accident · No injuriesLimited investigationFinal reportMorrison E-RACER · Sugar Grove, ILthe owner/builder's inadequate modification to the engine air intake system and the inadvertent engine shutdown. Factors included the low air pressure of the air intake system and the excessive fuel flow to the manifold.NTSB LAX00LA350Accident · No injuriesLimited investigationFinal reportWorgull Hornet · Camp Verde, AZSeparation of the forward spark plug due to wear damage to the cylinder head threads. A factor in the accident was traffic on the highway and the pilot having to maneuver to avoid the traffic.NTSB FTW00LA251Accident · No injuriesLimited investigationFinal reportBeech BE58 · Bethany, OKthe fire, which ignited in the engine compartment for undetermined reasons while taxiing.NTSB LAX00LA308Accident · Minor injuriesLimited investigationFinal reportPulsar 100 · Victorville, CAthe pilot's failure to provide enough fuel for the intended flight. Contributing to the accident was an improper fuel vapor return system.NTSB DEN00LA152Accident · No injuriesLimited investigationFinal reportRosenbarger Lancair IV · Artesia, NMFailure by the pilot in command to maintain control of the aircraft during initial climb following takeoff.NTSB MIA00LA234Accident · 1 fatalLimited investigationFinal reportEachon Time Warp Spitfire 9 · Lakeland, FLa loss of control which resulted in an inadvertent stall at too low an altitude to allow recovery. Factors in this accident were, the pilot/owner did not verify that the airplane was balanced before the flight, and he did not perform any weight or balance…NTSB CHI00FAMS2Accident · 1 fatalMissing aircraftFinal reportPeters RAF 2000 · Manistique, MIundetermined.NTSB ATL00LA071Accident · Minor injuriesLimited investigationFinal reportRyskamp Sonex · Greenville, SCThe pilot's misjudgment of airspeed and altitude resulting in an undershoot.NTSB CHI00LA226Accident · 1 fatalLimited investigationFinal reportHalsmer Crazy 8 · Lafayette, INAircraft control not being maintained by the pilot during the forced landing. Factors to the accident were the engine failure due to an overtemperature, the pilot's lack of familiarity with the aircraft, and the trees.NTSB SEA00LA144Accident · Serious injuriesLimited investigationFinal reportEiriavion PIK 20E · Hamilton, MTThe pilot's entering an inadvertent stall condition during a high angle of bank turn (maneuvering), and the lack of adequate altitude in which to successfully recover before ground impact.NTSB CHI00LA225Accident · Minor injuriesLimited investigationFinal reportComeau Avid Flyer · Gladstone, MIaircraft control not maintained by the pilot.NTSB CHI00LA224Accident · Minor injuriesLimited investigationFinal reportBohner Pitts Model 12 · Neosho, MOThe unsuitable terrain the pilot selected during his emergency landing. Factors were the hay rolls and the loss of engine power for undetermined reasons.NTSB CHI00LA218Accident · No injuriesLimited investigationFinal reportYakovlev YAK 52 · Mooresville, INthe brakes not available to the pilot. Factors were the improperly serviced brake system, the improper adjustment of the brakes by maintenance personnel, the trees, and the pilot's decision not to use the available alternate airport.NTSB CHI00LA215Accident · No injuriesLimited investigationFinal reportLutke Rotoway Exec 90 · Kalamazoo, MIthe loss of main rotor rpm due to the failure of the top engine mount and the subsequent loss of the main rotor drive belt tension. A factor was the confined area landing zone.NTSB DEN00LA132Accident · Minor injuriesLimited investigationFinal reportSpencer Long EZE · Farmington, NMFailure of the coolant recovery system, resulting in overheating of the engine. A factor was the soft ground on which the forced landing was made.NTSB NYC00LA198Accident · Serious injuriesLimited investigationFinal reportWarrington Surrel Guppy · Churchville, MDThe pilot's failure to maintain airspeed which resulted in an inadvertent stall. Factors in this accident were an open canopy and a decrease in engine power.NTSB DEN00LA131Accident · Minor injuriesLimited investigationFinal reportRotorway Executive 162F · Tooele, UTThe pilot's inadequate weather evaluation, which resulted in a downwind landing, and his failure to maintain aircraft control. A factor was the tailwind.NTSB CHI00LA210Accident · No injuriesLimited investigationFinal reportGrumman G164 · Mcville, NDthe pilot's failure to maintain clearance with the power lines. A factor associated with the accident was the power line.NTSB LAX00LA257Accident · Minor injuriesLimited investigationFinal reportInteravia E-3 · Watsonville, CAthe total loss of engine power due to the pilot's inaccurate fuel consumption calculations, which resulted in fuel exhaustion.NTSB LAX00LA245Accident · 1 fatalLimited investigationFinal reportGarlick HH-1K · Live Oak, CAThe inadequate lubrication of the tail rotor drive shaft coupling by unknown maintenance personnel that resulted in the in-flight failure and separation of the helicopter's tail boom.NTSB LAX00LA242Accident · 1 fatalLimited investigationFinal reportWorldwide Aero AEROS-40B · San Bernadino, CAThe ground crew's diverted attention toward the landing airship while trying to catch a mooring rope, which resulted in their failure to detect an immenient collision with each other.NTSB NYC00LA176Accident · Minor injuriesLimited investigationFinal reportSchwarz Avid Amphibian · Fredericksburg, VAA failure of the propeller reduction gear assembly for undetermined reasons, which resulted in a loss of thrust.NTSB NYC00LA156Accident · Minor injuriesLimited investigationFinal reportStewart S-51 · Forty Fort, PAThe owner/builder's inadequate design, resulting in total failure of the reduction gear assembly accessory drive shaft.NTSB DEN00LA105Accident · Minor injuriesLimited investigationFinal reportFroelich Lancair IV · Bountiful, UTThe loss of power for undetermined reasons and the pilot's unsuccessful remedial action (dive to avoid the power line). Contributing factors were the power line, the tires and the fence.NTSB FTW00LA178Accident · Minor injuriesLimited investigationFinal reportGulfstream-Schweizer G-164D · Welsh, LAThe excessive wear of the reduction gearbox's 1st stage sungear, which resulted in its subsequent fatigue fracture and failure. Factors were the operator not performing the recommended overhaul of the engine, and a lack of suitable terrain for the forced…NTSB FTW00LA164Accident · Serious injuriesLimited investigationFinal reportGeiling Sonerai II · Victoria, TXThe failure of the pilot to maintain airspeed during the takeoff initial climb, which resulted in a stall.NTSB SEA00LA096Accident · No injuriesLimited investigationFinal reportAS+ AS-4 · Ephrata, WAThe pilot's improper in-flight decision by not immediately seeking a safe landing site upon encountering the sink. A factor was the high vegetation (sagebrush).NTSB DEN00LA098Accident · No injuriesLimited investigationFinal reportRosenvall Avid MK IV · Salina, UTThe pilot's failure to maintain aircraft control during landing roll. A factor was gusting winds from nearby thunderstorms.NTSB NYC00LA141Accident · 1 fatalLimited investigationFinal reportCarlson Criquet · East Palestine, OHThe failure of the powerplant to produce adequate power for undetermined reasons, and the pilot's continued operation of the airplane with known deficiencies.NTSB IAD00LA039Accident · Minor injuriesLimited investigationFinal reportRotorway Rotorway 162F Exec · Mcmurray, PAThe pilot's improper in-flight planning and decision to hover out of ground effect which resulted in a loss of tail rotor effectiveness.NTSB SEA00LA077Accident · No injuriesLimited investigationFinal reportPZL-Bielsko Jantar 2A · Hood River, ORThe pilot's failure to maintain directional control of the glider after its wing came in contact with long grass growing on the runway surface. Factors include the pilot's improper decision to attempt a landing on a runway with known directional control…NTSB CHI00LA119Accident · No injuriesLimited investigationFinal reportBrice Rotorway Exec 162F · Kimberling, MOaircraft control not being maintained by the pilot. Factors to the accident were the encountered dynamic rollover and the uneven terrain.NTSB IAD00LA037Accident · Minor injuriesLimited investigationFinal reportGreenleaf Exec 162F · Manassas, VAWas the pilot' use of an unsecured ballast weight in the cockpit that shifted in flight and blocked the collective control movement.NTSB MIA00LA143Accident · No injuriesLimited investigationFinal reportNew Standard D-25 · Lakeland, FLthe pilot's improper inflight planning/decision to land long, with a tailwind, on a wet grass runway that resulted in the loss of control and the airplane exiting the runway, incurring substantial damage.NTSB MIA00LA132Accident · Serious injuriesLimited investigationFinal reportHartline Glastar · Woodstock, ALa total engine failure for undetermined reason, resulting in a forced landing and subsequent impact with a tree.NTSB LAX00FA148Accident · 2 fatalField investigationFinal reportFouga 6 CM 170 · San Joaquin, CAThe pilot's intentional performance of aerobatic maneuvers that resulted in the aircraft stalling and entering a spin from which he did not recover. A factor in the accident was the pilot's lack of experience in the aircraft.NTSB LAX00LA173Accident · No injuriesLimited investigationFinal reportRotorway Exec 162F · Chandler, AZThe inadequate maintenance inspection of the secondary shaft which resulted in its fatigue failure that emanated from a corroded circumferential score mark. A factor was the fence that the pilot flared to avoid, resulting in a hard landing.NTSB FTW00LA106Accident · Minor injuriesLimited investigationFinal reportWard Acro · Beasley, TXThe loss of engine power for an undetermined reason.NTSB LAX00LA118Accident · Serious injuriesLimited investigationFinal reportArrow OH-58A · Calipatria, CAThe pilot's inadequate checklist procedure prior to departure, which did not verify the fuel selector was in the proper position for flight, and the pilot's failure to maintain adequate main rotor speed for an autorotative landing.NTSB LAX00FA122Accident · 1 fatalField investigationFinal reportPiper PA-12 · Cima, CAIn-flight collision with terrain for undetermined reasons.NTSB ATL00LA033Accident · Serious injuriesLimited investigationFinal reportAero Comp COMP-AIR-6 · Indiantown, FLThe maintenance personnel inadequate inspection of the fuel system that resulted in loss of engine power due to fuel filter contamination.NTSB LAX00LA098Accident · Serious injuriesLimited investigationFinal reportFokker FK-28-4000 · Red Bluff, CAthe failure of the passenger to fasten his seat belt without the necessity of being instructed by the flight attendant.NTSB FTW00LA078Accident · No injuriesLimited investigationFinal reportSwearingen SA-227-AT · Fayetteville, ARThe flight crew's failure to extend the landing gear. Contributing factors were the flight crew's non-compliance with the checklist, the pilot-in-command's diverted attention as a result of the loss of instrument approach/runway lighting, the partial failure…NTSB LAX00LA082Accident · No injuriesLimited investigationFinal reportMince Jurka MJ77 · Rio Vista, CAThe loss of engine power during cruise flight for unknown reasons resulting in a forced landing in a plowed field.NTSB LAX00LA070Accident · Serious injuriesLimited investigationFinal reportHawker Siddeley Hunter F MK 4 · Chino, CAA loss of engine power for undetermined reasons. A factor was the particulate contamination in the fuel.