# NTSB investigations: Lycoming HIO-360 series, NV

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 WPR20LA190](https://openairdocs.org/ntsb/WPR20LA190.md): Schweizer 269C · North Las Vegas, NV · Accident · No injuries · Class 3 · Limited · Final report · Jun 23, 2020 · N202CC · Substantial damage
  > A total loss of engine power for reasons that could not be determined based on the available information.
- [NTSB GAA19CA596](https://openairdocs.org/ntsb/GAA19CA596.md): Pitts S1 · Reno, NV · Accident · No injuries · Data collection · Final report · Sep 11, 2019 · N515JD · Substantial damage
  > The pilot's failure to maintain directional control during landing, which resulted in a runway excursion and a ground loop.
- [NTSB WPR18LA170](https://openairdocs.org/ntsb/WPR18LA170.md): Schweizer 269C · Las Vegas, NV · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 13, 2018 · N557DC · Substantial damage
  > The pilot’s failure to take the appropriate corrective action for ground resonance, which resulted in a loss of helicopter control.
- [NTSB WPR15LA245](https://openairdocs.org/ntsb/WPR15LA245.md): Schweizer 269C · Las Vegas, NV · Accident · Minor injuries · Limited investigation · Final report · Aug 18, 2015 · N17YS · Substantial damage
  > A total loss of engine power during a practice autorotation for reasons that could not be determined.
- [NTSB WPR12CA100](https://openairdocs.org/ntsb/WPR12CA100.md): Schweizer 269C · Las Vegas, NV · Accident · Minor injuries · Data collection · Final report · Feb 11, 2012 · N20536 · Substantial damage
  > The pilot's inadequate compensation for the known wind conditions during a hovering maneuver, which resulted in a loss of tail rotor effectiveness and directional control.
- [NTSB WPR11CA250](https://openairdocs.org/ntsb/WPR11CA250.md): Schweizer 269C · Las Vegas, NV · Accident · Serious injuries · Data collection · Final report · Jun 4, 2011 · N6128U · Substantial damage
  > The pilot's failure to maintain adequate clearance from terrain while attempting a transition from hovering flight to forward flight over a mesa in windy, downdraft conditions.
- [NTSB WPR09LA213](https://openairdocs.org/ntsb/WPR09LA213.md): Schweizer 269C · Las Vegas, NV · Accident · No injuries · Limited investigation · Final report · Apr 22, 2009 · N17YS · Substantial damage
  > Loss of engine power during approach for undetermined reasons.
- [NTSB LAX08CA069](https://openairdocs.org/ntsb/LAX08CA069.md): Schweizer 269C · Las Vegas, NV · Accident · Minor injuries · Data collection · Final report · Feb 29, 2008 · N958CP · Substantial damage
  > The certificated flight instructor's delayed remedial action, and inadequate supervision while landing on a pinnacle. Factors contributing to the accident were the lack of suitable terrain for a forced landing, and the student's failure to maintain rotor rpm.
- [NTSB LAX93FA260](https://openairdocs.org/ntsb/LAX93FA260.md): Hughes 269A · Henderson, NV · Accident · 1 fatal · Field investigation · Final report · Jun 19, 1993 · N9048R · Destroyed
  > the pilot's improper use of the collective control and his failure to maintain adequate RPM during an autorotative descent during a practice power off landing. A factor which contributed to the accident related to the pilot's lack of recent experience…
- [NTSB LAX90LA335](https://openairdocs.org/ntsb/LAX90LA335.md): Enstrom F28F · Beatty, NV · Accident · No injuries · Limited investigation · Final report · Sep 6, 1990 · N8620A · Substantial damage
  > The pilot's selection of unsuitable terrain on which to land. Loose shale rock and sloping downhill terrain were factors in the accident.
- [NTSB SEA88LA022](https://openairdocs.org/ntsb/SEA88LA022.md): Hughes 269B · Las Vegas, NV · Accident · Minor injuries · Limited investigation · Final report · Nov 24, 1987 · N22730 · Destroyed
  > During practice autorotation the pilot flared excessively high and the tail boom struck the ground. The pilot then lost control of the aircraft. The density alt was 2616 feet. A rt quartering tailwind was present.

## 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" = 'NV' 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 ('41524'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41524&state=NV

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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.