# NTSB investigations: Rotax 915 IS series

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB WPR26LA319](https://openairdocs.org/ntsb/WPR26LA319.md): Rotorsport UK Rotorsport UK Cavalo · Brenham, TX · Accident · No injuries · Class 4 · Limited · Investigation open · Aug 22, 2026 · N987AG · Substantial damage
- [NTSB CEN26LA298](https://openairdocs.org/ntsb/CEN26LA298.md): Rotor Effects M24 Plus · Waelder, TX · Accident · Minor injuries · Class 4 · Limited · Final report · Aug 15, 2026 · N91JL · Substantial damage
  > The pilot’s improper execution of rejected takeoff procedures, which resulted in loss of control and subsequent runway excursion.
- [NTSB WPR26LA261](https://openairdocs.org/ntsb/WPR26LA261.md): Kitfox S7 STI · Greenwater, WA · Accident · No injuries · Class 4 · Limited · Final report · Jul 14, 2026 · N323SF · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll, in variable wind conditions.
- [NTSB WPR26LA137](https://openairdocs.org/ntsb/WPR26LA137.md): Salt Lake Gyrocopters Calidus · Fairfield, UT · Accident · No injuries · Class 4 · Limited · Final report · Mar 23, 2026 · N247WR · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll. Contributing to the accident was nose wheel misalignment at touchdown.
- [NTSB CEN26FA109](https://openairdocs.org/ntsb/CEN26FA109.md): Robert G Elves Tarragon (Tarr) · Shawmut, AZ · Accident · 1 fatal · Class 3 · Field · Preliminary report · Feb 6, 2026 · N35RR · Substantial damage
  > On February 6, 2026, at 1532 mountain standard time, a Tarragon airplane, N35RR, was substantially damaged when it was involved in an accident near Shawmut, Arizona. The pilot was fatally injured and the passenger received serious injuries. The airplane was…
- [NTSB CEN26LA017](https://openairdocs.org/ntsb/CEN26LA017.md): Rans S20 · Springfield, CO · Accident · No injuries · Class 4 · Limited · Final report · Oct 12, 2025 · N319WD · Substantial damage
  > The pilot's failure to maintain directional control during the takeoff with a right crosswind.
- [NTSB ERA25LA232](https://openairdocs.org/ntsb/ERA25LA232.md): Scoda Aeronautica Ltda Super Petrel XP · Geneva, FL · Accident · No injuries · Class 4 · Limited · Final report · Jun 8, 2025 · N405XP · Substantial damage
  > The airplane’s collision with a submerged object during landing, which resulted in substantial damage to the fuselage/hull.
- [NTSB WPR25LA115](https://openairdocs.org/ntsb/WPR25LA115.md): Rotorsport UK Cavalon · Murrieta, CA · Accident · Minor injuries · Class 4 · Limited · Final report · Mar 20, 2025 · N157P · Substantial damage
  > The student pilot’s failure to maintain adequate airspeed during an approach and subsequent descent into terrain. Contributing to the accident was the student pilot’s failure to perform a go-around maneuver.
- [NTSB CEN24LA355](https://openairdocs.org/ntsb/CEN24LA355.md): Just SuperStol · Mount Vernon, IA · Accident · Minor injuries · Class 4 · Limited · Final report · Sep 12, 2024 · N874FT · Substantial damage
  > The pilot’s failure to maintain airplane control during a go-around which resulted in an aerodynamic stall and collision with terrain.
- [NTSB CEN24LA282](https://openairdocs.org/ntsb/CEN24LA282.md): Just Highlander · Oshkosh, WI · Accident · No injuries · Class 3 · Limited · Final report · Jul 20, 2024 · N707KM · Substantial damage
  > The reported uncommanded retraction of the flaps while on short final for unknown reasons, which resulted in a hard landing.
- [NTSB ERA24LA008](https://openairdocs.org/ntsb/ERA24LA008.md): Rotorsport UK Mtosport 2017 · Easton, MD · Accident · Serious injuries · Class 3 · Limited · Final report · Oct 13, 2023 · N975CD · Substantial damage
  > The pilot’s failure to maintain control of the gyroplane on takeoff.
- [NTSB CEN23LA390](https://openairdocs.org/ntsb/CEN23LA390.md): Zlin Aviation S R O Savage Norden · Cabot, AR · Accident · No injuries · Class 3 · Limited · Final report · Aug 30, 2023 · N7373 · Substantial damage
  > The airplane manufacturer’s routing of the fuel pump wiring next to the engine’s turbocharger and exhaust, which thermally damaged the wiring and resulted in a malfunction of the fuel delivery system and a total loss of engine power.
- [NTSB WPR23FA286](https://openairdocs.org/ntsb/WPR23FA286.md): Risen 915 iS · Glendive, MT · Accident · 1 fatal · Class 3 · Field · Final report · Jul 28, 2023 · N2442 · Destroyed
  > The pilot’s failure to maintain airspeed, which resulted in an exceedance of the airplane’s critical angle of attack and an aerodynamic stall/spin.
- [NTSB ERA23LA267](https://openairdocs.org/ntsb/ERA23LA267.md): Fly Gyros M24 Orion · Venice, FL · Accident · Serious injuries · Class 3 · Limited · Final report · Jun 10, 2023 · N49PF · Substantial damage
  > The pilot’s failure to maintain directional control on takeoff for unknown reasons; whether the pilot’s acute stroke contributed to, or resulted from, the accident could not be determined.
- [NTSB ERA23LA251](https://openairdocs.org/ntsb/ERA23LA251.md): Magniflight M24 Orion Plus · Dauphin Island, AL · Accident · No injuries · Class 3 · Limited · Final report · May 30, 2023 · N1777W · Substantial damage
  > A partial loss of engine power due to a loss of combustion in the No. 4 cylinder for undetermined reasons.
- [NTSB WPR23LA181](https://openairdocs.org/ntsb/WPR23LA181.md): Steven Radenbaugh JA35 Superstol · Moorpark, CA · Accident · No injuries · Class 4 · Limited · Final report · May 6, 2023 · N799CP · Substantial damage
  > The pilot’s failure to maintain control of the airplane during an off airport precautionary landing. Contributing to the accident was the pilot’s decision to continue the flight with a possible mechanical malfunction.
- [NTSB ERA23LA116](https://openairdocs.org/ntsb/ERA23LA116.md): Mesafox Kitfox · Orlando, FL · Accident · No injuries · Class 4 · Limited · Final report · Jan 19, 2023 · N915KF · Substantial damage
  > An inadvertent encounter with the jet blast of another airplane while taxiing, which resulted in substantial damage to the airplane’s left wing.
- [NTSB ERA23FA078](https://openairdocs.org/ntsb/ERA23FA078.md): Rotorsport UK Cavalon · Beverly, MA · Accident · 1 fatal · Class 3 · Field · Final report · Dec 4, 2022 · N401GR · Substantial damage
  > The pilot’s improper yaw control during the takeoff initial climb, which resulted in an excessive sideslip and a subsequent loss of aircraft control.
- [NTSB ERA23LA072](https://openairdocs.org/ntsb/ERA23LA072.md): Daniel Anthony Proctor M24 Orion Plus · Suches, GA · Accident · Serious injuries · Class 4 · Limited · Final report · Nov 26, 2022 · N728RJ · Substantial damage
  > The pilot's decision to take off from the runway midpoint with a tailwind, which resulted in impact with terrain.
- [NTSB CEN22FA433](https://openairdocs.org/ntsb/CEN22FA433.md): Airgyro AG915 · Yankton, SD · Accident · 1 fatal · Class 3 · Field · Final report · Sep 27, 2022 · N499AG · Destroyed
  > A loss of control while an in-flight fire occurred, which resulted in an impact with terrain. Contributing to the accident was the pilot/builder’s improper engine build procedures.
- [NTSB CEN22LA311](https://openairdocs.org/ntsb/CEN22LA311.md): Rotorsport UK MTOSport 2017 · Mead, OK · Accident · No injuries · Class 3 · Limited · Final report · Jul 1, 2022 · N44AL · Substantial damage
  > A partial loss of engine power for reasons that could not be determined.
- [NTSB WPR22LA211](https://openairdocs.org/ntsb/WPR22LA211.md): Rans S21 · Fairfield, UT · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 9, 2022 · N46JH · Substantial damage
  > The owner’s (pilot) failure to properly torque a fuel filter b-nut fitting, which likely introduced air into the fuel system and resulted in a loss of engine power. Contributing to the loss of power was a missing restricted bypass line and a header tank vent…
- [NTSB WPR22FA184](https://openairdocs.org/ntsb/WPR22FA184.md): Bruce R Prouse M24 Orion Plus · Cape Girardeau, MO · Accident · 1 fatal · Class 3 · Field · Final report · May 22, 2022 · N590DM · Substantial damage
  > The pilot’s failure to maintain controlled flight, which resulted in a hard left roll, excessive blade flapping and a subsequent in-flight separation of the right horizontal stabilizer.
- [NTSB CEN21LA276](https://openairdocs.org/ntsb/CEN21LA276.md): Autogyro Cavalon · Collinsville, TX · Accident · No injuries · Class 3 · Limited · Final report · Jun 16, 2021 · N46JS · Substantial damage
  > The total loss of engine power due to the failure of both fuel pumps, which resulted in fuel starvation. The reason for the failure of both fuel pumps could not be determined based on available evidence.
- [NTSB WPR21LA070](https://openairdocs.org/ntsb/WPR21LA070.md): SilverLight AR-1 · Heber City, UT · Accident · 1 fatal · Class 3 · Limited · Final report · Dec 16, 2020 · N261MD · Substantial damage
  > The pilot’s failure to follow the procedures for takeoff in the Pilot Operating Handbook, which resulted in a loss of control and collision with the terrain. Contributing to the accident was the pilot’s failure to receive additional training in the gyroplane.
- [NTSB ERA20LA076](https://openairdocs.org/ntsb/ERA20LA076.md): Magni M-24 Plus · Nashua, NH · Accident · Serious injuries · Class 3 · Limited · Final report · Jan 15, 2020 · N327JD · Substantial damage
  > The pilot's incapacitation during the takeoff roll due to a stroke.
- [NTSB GAA19CA359](https://openairdocs.org/ntsb/GAA19CA359.md): Autogyro Cavalon · Nephi, UT · Accident · Minor injuries · Data collection · Final report · Jun 19, 2019 · N882M · Substantial damage
  > The pilot's insufficient rudder input during takeoff, which resulted in a loss of yaw control and a hard landing.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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 ('55620'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=55620

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