NTSB investigations: Rotax 912ULS series, CO
20 cases on aircraft whose registry engine model is Rotax 912ULS series. 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
| 2007 | 3 |
|---|---|
| 2009 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2012 | 1 |
| 2014 | 1 |
| 2015 | 2 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 1 |
| 2023 | 1 |
| 2025 | 2 |
| 2026 | 2 |
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\" = 'CO' 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 ('55572'))
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" = 'CO' 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 ('55572'))
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 CEN26LA251Accident · No injuriesClass 3 · LimitedPreliminary reportVans RV-12 · Grand Junction, COOn July 10, 2026, about 1023 mountain daylight time, an experimental amateur-built Vans Aircraft Inc RV-12 airplane, N812MM, sustained substantial damage when it was involved in an accident near Grand Junction, Colorado. The pilot and a passenger were…NTSB CEN26LA243Accident · Serious injuriesClass 4 · LimitedFinal reportEvolution Revolt · Peyton, COThe flight instructor’s inadequate supervision of the student pilot, which resulted in the loss of control during a rejected takeoff.NTSB CEN26FA023Accident · 2 fatalClass 3 · FieldPreliminary reportJMB VL-3LSA-912 · Erie, COOn October 19, 2025, about 1531 mountain daylight time, a JMB Aircraft VL-3LSA-912, N594TT, was substantially damaged when it was involved in an accident near Erie, Colorado. The pilot receiving instruction and the flight instructor were fatally injured. The…NTSB CEN25LA329Accident · No injuriesClass 4 · LimitedFinal reportJMB Aircraft S R O VL-3LSA-912 · Erie, COThe flight instructors inadequate supervision of the flight and delayed remedial action and the pilot’s improper landing flare during which resulted in a hard landing.NTSB CEN23LA413Incident · 1 fatalClass 3 · LimitedFinal reportPowrachute Airwolf · Erie, COThe pilot’s inadvertent manipulation of the throttle, which resulted in the aircraft traveling on the ground and the unsecured pilot being ejected from the aircraft and sustaining fatal injuries.NTSB CEN21LA241Accident · Serious injuriesClass 3 · LimitedFinal reportPipistrel Alpha Trainer · Fort Collins, COA partial loss of engine power due to the failure of the throttle control cable, which resulted in the loss of control of the dual carburetor system. The cable failure was a result of improper soldering at the throttle cable input terminal on the splitter…NTSB CEN21LA023Accident · No injuriesClass 4 · LimitedFinal reportEvolution Revolt · Durango, COThe pilot’s loss of directional control during landing following a hard landing and failure of the right main tire.NTSB CEN20LA424Accident · Serious injuriesClass 3 · LimitedFinal reportKitfox Speedster · Leadville, COA partial loss of engine power due to fuel starvation as a result of the pilot’s improper maintenance.NTSB GAA20CA092Accident · No injuriesData collectionFinal reportCzech Aircraft Works Spol Sro Sportscruiser · Lamar, COThe pilot's distraction due to an open canopy during final approach, which resulted in a loss of altitude and ground impact short of the runway.NTSB CEN19LA085Accident · Serious injuriesClass 3 · LimitedFinal reportTecnam P92 · Englewood, COThe loss of engine power for undetermined reasons, because the airplane wreckage was sold and relocated before the engine could be examined.NTSB GAA15CA053Accident · Minor injuriesData collectionFinal reportAero SP Z O O AT 4 LSA · Colorado Springs, COThe pilot's decision to perform aerobatic maneuvers in an airplane not certified for aerobatic flight, which resulted in a loss of control and collision with terrain.NTSB CEN15FA211Accident · 1 fatalField investigationFinal reportHoffman Zenith 701 · Trinidad, COThe noncertificated pilot's failure to maintain airspeed following a loss of engine power while maneuvering at a low altitude, which resulted in the airplane's wing exceeding its critical angle-of-attack and a subsequent aerodynamic stall. The reason for the…NTSB CEN14CA166Accident · No injuriesData collectionFinal reportSkykits Savannah VGW · Hudson, COThe pilot's inadequate monitoring of his glide path resulting in a collision with a berm prior to landing.NTSB CEN12CA370Accident · Minor injuriesData collectionFinal reportEvektor-Aerotechnik Sportstar Plus · Erie, COThe student pilot’s improper performance of a soft field takeoff procedure, which resulted in a loss of airplane control, and the flight instructor’s delayed remedial action to correct the situation.NTSB CEN11CA519Accident · No injuriesData collectionFinal reportAero SP Z O O AT-4 LSA · Colorado Springs, COThe pilot's failure to maintain proper approach speed and his inadequate recovery from a bounced landing.NTSB CEN10CA326Accident · Minor injuriesData collectionFinal reportRemos G3/600 · Trinidad, COA total loss of engine power in flight due to fuel exhaustion for unknown reasons.NTSB CEN09CA432Accident · No injuriesData collectionFinal reportRemos Remos G-3/ · Erie, COThe student pilot's improper recovery from a bounced landing and the flight instructor's delayed reaction to take control and recover.NTSB DEN08LA031Accident · No injuriesLimited investigationFinal reportEvektor-Aerotechnik Sportstar Plus · Erie, COThe student pilot's failure to maintain directional control during landing. Contributing factors were the delayed remedial action and inadequate supervision by the flight instructor, and the ditch.NTSB DEN07FA158Accident · 2 fatalField investigationFinal reportEvektor-Aerotechnik a.s. SportStar · Erie, COThe flight instructor's failure to maintain sufficient airspeed during takeoff-initial climb to avoid a stall/spin. Contributing to the accident was the flight instructor's inadequate preflight planning, his failure to calculate the airplane's weight and…NTSB DEN07CA120Accident · No injuriesData collectionFinal reportFlight Design Ctsw · Peyton, COThe pilot's improper flare and failure to maintain control and subsequent hard landing. Contributing factors in this accident were the gusty winds, hot temperature, and high density altitude.