# NTSB investigations, Outside the U.S.: Loss of tail rotor effectiveness

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 GAA21WA247](https://openairdocs.org/ntsb/GAA21WA247.md): Enstrom 280FX · Llanfachreth, United Kingdom · Accident · No injuries · Class 4 · Foreign · Aug 25, 2021 · G-OJBB · Substantial damage
- [NTSB WPR20WA081](https://openairdocs.org/ntsb/WPR20WA081.md): Oas UH-1H · Williamtown Aerodrome, Australia · Accident · Minor injuries · Foreign investigation · Dec 7, 2019 · VH-OXI · Substantial damage
  > The government of Australia has notified the NTSB of an accident involving a OAS UH-1H helicopter that occurred on December 07, 2019. The NTSB has appointed a U.S. Accredited Representative to assist the government of Australia's investigation under the…
- [NTSB CEN17WA069](https://openairdocs.org/ntsb/CEN17WA069.md): Sikorsky S92 · North Sea, UK, United Kingdom · Incident · No injuries · Foreign investigation · Dec 28, 2016 · G-WNSR
  > On December 28, 2016, G-WNSR, a Sikorsky S-92A helicopter had a heavy landing on the deck of an offshore platform in the North Sea. The 11 persons on-board were not injured. This accident/incident investigation is under the jurisdiction and control of the…
- [NTSB CEN15WA435](https://openairdocs.org/ntsb/CEN15WA435.md): Bell 206B · Sept-Iles, Canada · Accident · No injuries · Foreign investigation · Sep 2, 2015 · C-GYBK · Substantial damage
  > On September 2, 2015, about 1345 Universal Coordinated Time (UTC), a Bell 206B, Canada Registry C-GYBK, impacted terrain about 19 miles north of Sept-iles, Quebec. Of the five occupants that were on board, the pilot sustained minor injuries, two passengers…
- [NTSB ERA14WA047](https://openairdocs.org/ntsb/ERA14WA047.md): Robinson R66 · Rio de Janeiro, Brazil · Accident · 1 fatal · Foreign investigation · Nov 20, 2013 · PR-MXM · Substantial damage
- [NTSB CEN11WA412](https://openairdocs.org/ntsb/CEN11WA412.md): McDonnell Douglas Helicopter 369E · Glastonbury, United Kingdom · Accident · Serious injuries · Foreign investigation · Jun 19, 2011 · G-KSWI · Substantial damage
  > On June 19, 2011, at 1420 universal coordinated time (UTC), a McDonnell Douglas Helicopter Company model 369E, United Kingdom registration G-KSWI, s/n 0204E, was substantially damaged during an emergency landing after experiencing a mechanical failure of the…
- [NTSB ERA11WA215](https://openairdocs.org/ntsb/ERA11WA215.md): Bell 205 · San Clemente, Chile · Accident · 1 fatal · Foreign investigation · Mar 24, 2011 · CC-CID · Destroyed

## 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."eventCountry" <> 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '242' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/242/sequence?state=OF

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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.