# NTSB investigations: Terrain avoidance alert

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 OPS18IA003](https://openairdocs.org/ntsb/OPS18IA003.md): Bombardier CL600 2D24 · Medford, OR · Incident · Class 3 · Incident · Final report · Dec 25, 2017 · N162PQ · No damage
  > The incident was caused by the air traffic controller assigning an altitude below the published procedure altitude for the approach segment to be flown prior to the aircraft being established on a published portion of the approach. Contributing to the…
- [NTSB OPS17IA010](https://openairdocs.org/ntsb/OPS17IA010.md): Boeing 777 · Mt. Wilson, CA · Incident · No injuries · Incident investigation · Final report · Dec 16, 2016 · B-16726 · No damage
  > The incident was caused by the air traffic controller assigning the pilots a left turn instead of the required right turn after departure which placed the aircraft in an unsafe proximity with terrain and obstructions. Contributing to the incident was the air…
- [NTSB ERA17CA008](https://openairdocs.org/ntsb/ERA17CA008.md): Algimantas Jonusas RV-10 · Ashwood, VA · Accident · Serious injuries · Data collection · Final report · Oct 7, 2016 · N100UK · Substantial damage
  > The noninstrument-rated pilot's inadequate preflight and in-flight weather planning and continued flight into instrument meteorological conditions, which resulted in impact with trees and terrain.
- [NTSB DCA14WA109](https://openairdocs.org/ntsb/DCA14WA109.md): Boeing 737-800 · Kayseri, Türkiye · Incident · No injuries · Foreign investigation · Apr 4, 2014 · D-ASXG · No damage
  > The German Federal Bureau of Aircraft Accident Investigation (BFU) has notified the NTSB of an incident involving a Boeing 737-800 that occurred on April 4, 2014. The NTSB has appointed a U.S. Accredited Representative to assist the BFU investigation under…
- [NTSB ERA13LA042](https://openairdocs.org/ntsb/ERA13LA042.md): Piper PA-32R-300 · Sevierville, TN · Accident · Minor injuries · Limited investigation · Final report · Oct 28, 2012 · N4478F · Substantial damage
  > The air traffic controller’s failure to comply with the required vectoring and safety alert procedures, which resulted in the airplane’s flight into rising terrain. Contributing to the accident was the Federal Aviation Administration’s continued practice of…
- [NTSB NYC08MA090](https://openairdocs.org/ntsb/NYC08MA090.md): Raytheon C90A · Mount Airy, NC · Accident · 6 fatal · Major investigation · Final report · Feb 1, 2008 · N57WR · Substantial damage
  > The pilot's failure to maintain control of the airplane in instrument meteorological conditions. Contributing to the accident were the pilot's improper decision to descend below the minimum descent altitude, and failure to follow the published missed approach…

## 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 s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '410' 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/410/sequence

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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.