# NTSB investigations, VT: Altitude deviation,uncontrolled

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 BFO92LA056](https://openairdocs.org/ntsb/BFO92LA056.md): Cessna 150 · Warren, VT · Accident · No injuries · Limited investigation · Final report · May 10, 1992 · N27395 · Substantial damage
  > The pilot's failure to select a safe altitude for flight in mountainous terrain. The downdraft was a factor.
- [NTSB NYC84LA203](https://openairdocs.org/ntsb/NYC84LA203.md): Cessna 150K · Warren, VT · Accident · No injuries · Limited investigation · Final report · Jun 6, 1984 · N5737G · Substantial damage
  > The plt stated that while crossing a mountain ridge a mountain wave was encounterd which resulted in a 1000 fpm sink rate. The plt stated this sink rate increased when a turn was made to parallel the ridge. The acft settled into trees.

## 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" = 'VT' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 110)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=110&state=VT

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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.