# NTSB investigations: Dehavilland BEAVER DHC-2 MK.1: Loss of control in flight

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 ANC24LA054](https://openairdocs.org/ntsb/ANC24LA054.md): Dehavilland Beaver DHC-2 MK.1 · Aleknagik, AK · Accident · No injuries · Class 4 · Limited · Final report · Jun 21, 2024 · N55WE · Substantial damage
  > The pilot’s failure to maintain pitch control of the airplane during initial climb.
- [NTSB ANC13FA054](https://openairdocs.org/ntsb/ANC13FA054.md): Dehavilland Beaver DHC-2 MK.1 · Petersburg, AK · Accident · 1 fatal · Field investigation · Final report · Jun 4, 2013 · N616W · Substantial damage
  > The pilot’s failure to maintain adequate altitude above the trees, and his subsequent failure to maintain adequate airspeed while maneuvering to avoid the trees, which resulted in an inadvertent aerodynamic stall/spin and an uncontrolled descent.
- [NTSB ANC10FA064](https://openairdocs.org/ntsb/ANC10FA064.md): Dehavilland Beaver DHC-2 MK.1 · Ketchikan, AK · Accident · 1 fatal · Field investigation · Final report · Jul 23, 2010 · N9290Z · Substantial damage
  > The pilot’s decision to continue the flight toward his destination in significant turbulence and downdrafts, and his subsequent failure to maintain control of the airplane while flying low over rising terrain.

## 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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2800102')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '240' 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/240/sequence?model=2800102

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