NTSB investigations: Rotax 914UL

12 cases on aircraft whose registry engine model is Rotax 914UL, where the defining event was Loss of control on ground. 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

20172026
NTSB investigations: Rotax 914UL per year, 2017–2026: 12 cases
20171
20185
20221
20231
20241
20251
20262

Latest 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 ('55553')
      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\" = '230'))
  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.

NTSB WPR26LA264Accident · Serious injuriesClass 4 · LimitedInvestigation openTag Aviation PTY Titanium Explorer · Cashmere, WAJul 16, 2026 · N498TE · Substantial damageNTSB CEN26LA152Accident · No injuriesClass 4 · LimitedFinal reportEla ELA10 · Boulder, COThe pilot’s failure to maintain directional control during the takeoff in gusting wind conditions.Mar 29, 2026 · N510EA · Substantial damageNTSB ERA25LA359Accident · No injuriesClass 4 · LimitedFinal reportEdwin Miller Calidus · Hopkinsville, KYThe pilot’s failure to maintain control of the gyroplane, which resulted in dynamic rollover and impact with terrain.Sep 20, 2025 · N4779M · Substantial damageNTSB WPR24LA077Accident · Minor injuriesClass 4 · LimitedFinal reportDennis Smith Eclipse 10 · Yuma, AZThe pilot’s decision to takeoff with low rotor RPM and his subsequent loss of control.Jan 17, 2024 · N70WP · Substantial damageNTSB WPR23LA227Accident · No injuriesClass 4 · LimitedFinal reportCamille E Patch Calidus · Jerome, IDThe pilot’s failure to maintain directional control during landing, which resulted in rollover.Jun 9, 2023 · N800YA · Substantial damageNTSB WPR23LA085Accident · Minor injuriesClass 4 · LimitedFinal reportAuto-Gyro Cavalon · Benson, AZA loss of directional control on takeoff, which resulted in the collapse of the nose wheel strut and a runway excursion.Dec 19, 2022 · N518DT · Substantial damageNTSB GAA19CA077Accident · No injuriesData collectionFinal reportScott Taylor Eclipse 10 · Kanab, UTThe pilot's failure to maintain directional control during takeoff from an unimproved dirt road.Nov 21, 2018 · N512EA · Substantial damageNTSB ERA18TA144Accident · Serious injuriesFinal reportChristopher Lord ELA 07 Scorpion · Sebring, FLThe pilot's failure to slow the gyroplane and maintain control while exiting the runway.May 7, 2018 · N534EA · Substantial damageNTSB GAA18CA179Accident · No injuriesData collectionFinal reportLynn Perry Cavalon · Haverhill, NHThe pilot's failure to maintain directional control during a rejected takeoff. Contributing to the accident was the binding of the control stick, for an undetermined reason, which precipitated the rejected takeoff.Mar 26, 2018 · N442AG · Substantial damageNTSB GAA18CA142Accident · No injuriesData collectionFinal reportCostruzioni Aeronautiche Tecna Astore · Apopka, FLThe student pilot’s failure to maintain directional control during takeoff.Feb 25, 2018 · N194CT · Substantial damageNTSB GAA18CA118Accident · No injuriesData collectionFinal reportSomerton David J JA30 Superstol · Kerrville, TXThe pilot’s failure to maintain directional control during the landing roll in gusting crosswind conditions.Feb 5, 2018 · N726AD · Substantial damageNTSB GAA17CA258Accident · Minor injuriesData collectionFinal reportAutogyro Calidus · Stevensville, MDThe pilot’s improper takeoff procedure, which resulted in a loss of directional control during the takeoff.May 4, 2017 · N991TC · Substantial damage