# Major NTSB investigations: Altitude deviation

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 WPR12MA034](https://openairdocs.org/ntsb/WPR12MA034.md): Eurocopter EC 130 B4 · Pukoo, HI · Accident · 5 fatal · Major investigation · Final report · Nov 10, 2011 · N11QV · Substantial damage
  > The pilot's failure to maintain clearance from mountainous terrain while operating in marginal weather conditions, which resulted in the impact of the horizontal stabilizer and lower forward portion of the fenestron with ground and/or vegetation and led to…
- [NTSB MIA08MA203](https://openairdocs.org/ntsb/MIA08MA203.md): Aerospatiale SA365N-1 D · District Heights, MD · Accident · 4 fatal · Class 1 · Major · Final report · Sep 28, 2008 · N92MD · Substantial damage
  > The pilot's attempt to regain visual conditions by performing a rapid descent and his failure to arrest the descent at the minimum descent altitude during a nonprecision approach. Contributing to the accident were (1) the pilot’s limited recent instrument…
- [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.board_report_url IS NOT NULL OR c."investigationClass" = 'Class 1' OR c."caseType" = 'Major - Launch')
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '282' 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/282/sequence?major=1

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