NTSB investigations: Amateur-built UNKNOWN ENG, NY
46 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 | 1 |
|---|---|
| 1967 | 2 |
| 1970 | 1 |
| 1972 | 1 |
| 1973 | 1 |
| 1976 | 1 |
| 1978 | 1 |
| 1980 | 1 |
| 1983 | 2 |
| 1984 | 2 |
| 1985 | 1 |
| 1987 | 2 |
| 1990 | 1 |
| 1992 | 1 |
| 1994 | 1 |
| 1995 | 2 |
| 2001 | 2 |
| 2002 | 1 |
| 2004 | 1 |
| 2005 | 3 |
| 2006 | 3 |
| 2007 | 2 |
| 2008 | 1 |
| 2009 | 2 |
| 2010 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2021 | 1 |
| 2023 | 1 |
| 2026 | 1 |
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.\"eventStateOrRegion\" = 'NY' AND c.\"eventCountry\" = 'USA'
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 c."eventStateOrRegion" = 'NY' AND c."eventCountry" = 'USA'
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 ERA26FA214Accident · 1 fatalClass 3 · FieldPreliminary reportPiper PA-25-235 · Saratoga Springs, NYOn May 26, 2026, about 1347 eastern daylight time, a Piper PA-25-235 airplane, N8656L, was substantially damaged when it was involved in an accident near Saratoga Springs, New York. The pilot was fatally injured. The airplane was operated as a Title 14 Code…NTSB ERA23LA351Accident · Serious injuriesClass 3 · LimitedFinal reportNanchang China CJ-6A · Merrickville, NYA total loss of engine power while enroute for reasons that could not be determined.NTSB ERA21FA317Accident · 2 fatalClass 3 · FieldFinal reportRotorway Exec 162F · Argyle, NYThe pilot’s abrupt control inputs, which resulted in a low G condition, main rotor mast bumping, and the subsequent severing of the tail boom by a main rotor blade.NTSB 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 ERA18TA076Accident · No injuriesFinal reportVertical Aviation Technologies 260L Hummingbird · Harrisville, NYThe failure of an electric fuel pump, which resulted in fuel starvation and a total loss of engine power during cruise flight.NTSB GAA17CA480Accident · No injuriesData collectionFinal reportThomas J Hankamp VAN'S Aircraft RV4 · Poughkeepsie, NYThe pilot’s failure to maintain directional control during takeoff.NTSB ERA17LA069Accident · No injuriesLimited investigationFinal reportBeech A36 · Shoreham, NYA fatigue crack of the crankshaft at the No. 4 main bearing journal.NTSB ERA14LA418Accident · Serious injuriesLimited investigationFinal reportLorenz Stephen Kitfox Series 5 · Greene, NYThe pilot’s failure to attain adequate airspeed during the initial climb, which resulted in an exceedance of the wing’s critical angle-of-attack and a subsequent aerodynamic stall. Contributing to the accident was the pilot’s lack of experience in the…NTSB ERA14LA018Accident · No injuriesLimited investigationFinal reportFuller Van L Sonex · Palatine, NYA total loss of engine power for reasons that could not be determined because a test run and partial teardown of the engine did not reveal any anomalies.NTSB ERA11CA092Accident · No injuriesData collectionFinal reportHaeussler Ray Sonex · Buffalo, NYThe pilot's failure to maintain directional control during takeoff due to his abrupt advancing of the throttle.NTSB ERA09LA324Accident · Serious injuriesLimited investigationFinal reportDe Havilland Vampire MK-3 · Rochester, NYA loss of engine power due to oil starvation.NTSB ERA09LA233Accident · 1 fatalLimited investigationFinal reportCurtiss Wright P-40N · Mastic Beach, NYThe pilot's failure to maintain adequate airspeed while performing aerobatics at low altitude.NTSB NYC08LA322Accident · 1 fatalLimited investigationFinal reportNagel SAL 2/3 P51 · Schenectady, NYThe pilot's failure to maintain adequate airspeed during the initial climb, which led to an aerodynamic stall.NTSB NYC08LA062Accident · No injuriesLimited investigationFinal reportBoeing B747-433BCF · New York, NYThe infringement of the parked EMB-190 into the airport movement area, and the B-747 crew's failure to maintain separation between the airplanes in conditions of darkness. Contributing to the accident was the contaminated ramp, which obscured airport markings.NTSB ATL07CA084Accident · No injuriesData collectionFinal reportRotorway Rotorway Intl 162F · Argyle, NYThe loss of engine power due to the sticking of the exhaust valves that resulted from carbon buildup.NTSB NYC06FA205Accident · 1 fatalField investigationFinal reportScheibe SF-28A · Canandaigua, NYThe private pilot's failure to maintain adequate airspeed, which resulted in an inadvertent stall and impact with trees. Factors were the FAA inspector's delayed remedial action, and his lack of experience in the make and model motorglider.NTSB NYC06CA172Accident · No injuriesData collectionFinal reportRotorway 162-F · Brookhaven, NYThe student pilot inadvertently allowing the skids to contact the ground resulting in dynamic rollover.NTSB NYC06CA118Accident · Minor injuriesData collectionFinal reportEspinal Velocity Jet 900 · Millbrook, NYThe pilot/owner's inadequate preflight which resulted in a partial loss of engine power due to a clogged fuel vent.NTSB NYC06LA042Accident · No injuriesLimited investigationFinal reportPiper PA-46-310P · Dunkirk, NYThe Piper Malibu pilot's failure to use the correct radio frequency for traffic advisories, and his selection of the wrong, inactive runway, which resulted in an on-ground collision with another airplane while landing.NTSB NYC05LA133Accident · Serious injuriesLimited investigationFinal reportPalen Nieuport 11 · Rhinebeck, NYA loss of engine power for undetermined reasons.NTSB NYC05CA080Accident · No injuriesData collectionFinal reportPalen Sopwith Camel · Rhinebeck, NYThe pilot's failure to maintain aircraft control during the takeoff roll. A factor in the accident was the uneven runway, and the pilot's lack of total experience in make and model.NTSB NYC04LA201Accident · No injuriesLimited investigationFinal reportPZL 101 · Chazy, NYThe total loss of engine power due to the fractured crankshaft.NTSB IAD02IA076Incident · No injuriesIncident investigationFinal reportFairchild Dornier DO-328-300 · New York, NYThe partial loss of flight display information for undetermined reasons.NTSB IAD01LA087Accident · Serious injuriesLimited investigationFinal reportCharles Lancair 320 · Charleston, NYThe pilot's failure to maintain control of the airplane while maneuvering, which resulted in a collision with trees.NTSB NYC01LA087Accident · Minor injuriesLimited investigationFinal reportRobinson R-22 · Islip, NYThe certified flight instructor’s inadequate supervision and delayed remedial action, which resulted in a roll-over. Factors in this accident were the crosswind condition and soft landing area.NTSB NYC96LA021Accident · Minor injuriesLimited investigationFinal reportBischoff VAN RV-6 · Monticello, NYthe pilot's improper inflight decision to continue flight without sufficient fuel, which resulted in a loss of power due to fuel exhaustion.NTSB BFO95LA052Accident · Serious injuriesLimited investigationFinal reportCurtiss-Wright P-40E · Phelps, NYLoss of engine power for undetermined reasons. A factor related to the accident was the lack of suitable terrain for the forced landing.NTSB NYC94LA173Accident · No injuriesLimited investigationFinal reportSchleicher ASW15B · Dansville, NYThe pilot allowed the speed of the glider to get to low on final approach which resulted in a rapid descent, subsequent undershoot of the runway, and impact with a tree. A factor in this accident was a downdraft condition.NTSB NYC92IA129Incident · No injuriesIncident investigationFinal reportBoeing 767-231ER · Jamica, NYThe failure of the fifth stage low pressure turbine vanes due to fatigue.NTSB NYC90DHM26Accident · No injuriesFinal reportPalen Sopwith Dolphin · Reinbeck, NYUndetermined engine failure during low altitude operations.NTSB NYC87DHJ02Accident · 2 fatalFinal reportReder KR-2 · Mattituck, NYWitnesses observed the experimental homebuilt acft in a steep nose down attitude descent with its prop rotating. No witnesses were located who saw the acft prior to the descent, however, pilots in the area reported that winds were turbulent and gusty. The…NTSB NYC87FA114Accident · 2 fatalField investigationFinal reportBell 47G · Wassaic, NYThe Bell 47G helicopter was on a aerial survey of buried telephone cable when the red main rotor blade separated from the blade grips in flight. The main rotor hub with the main rotor blade separated from the transmission and the helicopter crashed. No…NTSB NYC85LA221Accident · No injuriesLimited investigationFinal reportRobinson R22 · Ronkonkoma, NYDuring a local training flight the student was attempting a lift off and began to drift to the left. The students control input was to the left aggravating the situation. The instructor took control of the aircraft however the roll over had progressed to an…NTSB NYC85FFJ01Accident · Serious injuriesFinal reportStevens MONNETT-MONI · Endicott, NYThe acft collided with the terrain in an uncontrolled descent following a partial loss of power during a takeoff climb. The plt stated the RPM dropped from 5200 to 4600 at which time he attempted to lean the mixture. A severe vibration developed and not…NTSB DCA84AA014Accident · Serious injuriesFinal reportFokker F27-100 · Jamaica, NYDuring the previous flt, the acft encountered light icing conditions while crusing at 4000 ft. the capt stated that the ice disappeared from the acft's structure in the course of its descent at 3000 ft & he did not use wing de-icing or the eng cowling…NTSB NYC84FHM03Accident · No injuriesFinal reportHomebuilt Spad Xiii · Montgomery, NYThe acft lost power about 1 mile from the arpt and the plt made a forced landing on a farm. The acft nosed over. The weather conditions were conducive to carburetor icing and this acft has no provision for carburetor heat control.NTSB NYC83FHJ01Accident · Minor injuriesFinal reportHarrison Volmer VJ-22 Amphibian · Schinnecock Bay, NYWhile gaining speed on step to make water takeoff the hull of the aircraft collided with something not seen in the waterand began to sink. The aircraft filled with water and sank until it rested on the bottom with only the prop tip showing the weather was VFR…NTSB NYC80FFJ08Accident · Minor injuriesClosedJackson Skyblt · Lakeville, NYNTSB NYC78DFA26Accident · Minor injuriesClosedPiper J-3 · West Carthage, NYNTSB NYC77FFA01Accident · No injuriesClosedBell 47G-2 · Utica, NYNTSB NYC74DFA06Accident · No injuriesClosedPiper PA-28 · Cobleskill, NYNTSB NYC72FFA47Accident · No injuriesClosedCessna 172B · Johnstown, NYNTSB NYC71DFA29Accident · Minor injuriesClosedPiper J3C-65 · Scotia, NYNTSB NYC68F0107Accident · No injuriesClosedNavion A · Warwick, NYNTSB NYC67F0528Accident · No injuriesClosedNavion A · Schenectady, NYNTSB UNK64X2581Accident · No injuriesClosedPiper PA18A · Marion, NY