# NTSB investigations: Rotax 915 IS series, UT

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 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 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 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 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."eventStateOrRegion" = 'UT' 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 ('55620'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

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

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.