# NTSB investigations, OK: Abrupt maneuver

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 CEN25FA148](https://openairdocs.org/ntsb/CEN25FA148.md): Anusiewicz Cassutt III M · Haskell, OK · Accident · 1 fatal · Class 3 · Field · Preliminary report · Apr 8, 2025 · N5RR · Substantial damage
  > On April 8, 2025, about 1459 central daylight time, a Cassutt III M airplane, N5RR, was substantially damaged when it was involved in an accident near Haskell, Oklahoma. The pilot was fatally injured. The aircraft was operated as a Title 14 Code of Federal…
- [NTSB CEN23LA423](https://openairdocs.org/ntsb/CEN23LA423.md): Beech A36 · Broken Bow, OK · Accident · 1 fatal · Class 3 · Limited · Final report · Sep 29, 2023 · N9379Q · Substantial damage
  > The pilot’s failure to maintain the runway centerline during landing and subsequent failure to maintain clearance from the airport grounds worker during the landing roll. Contributing to the accident was the absence of a NOTAM for mowing operations at the…
- [NTSB CEN12LA307](https://openairdocs.org/ntsb/CEN12LA307.md): Dial David L Titan Tornado II · Checotah, OK · Accident · 1 fatal · Limited investigation · Final report · May 19, 2012 · N158TX · Substantial damage
  > The noncertificated pilot's loss of airplane control while maneuvering during initial climb, which resulted in an aerodynamic stall and impact with terrain. Contributing to the accident was the pilot’s ostentatious display.
- [NTSB CEN12CA269](https://openairdocs.org/ntsb/CEN12CA269.md): Eurocopter AS 350 B2 · Hugo, OK · Accident · No injuries · Data collection · Final report · Apr 29, 2012 · N406EM · Substantial damage
  > The pilot’s inadequate collective control inputs while performing a hovering autorotation, which resulted in a hard landing. Contributing to the accident was the check airman's delayed remedial action.
- [NTSB CEN11FA434](https://openairdocs.org/ntsb/CEN11FA434.md): Schaffer Gary W Lancair · Yukon, OK · Accident · 1 fatal · Field investigation · Final report · Jun 30, 2011 · N358MA · Substantial damage
  > The pilot's use of an excessive bank angle while in the airport traffic pattern, which resulted in an accelerated stall. Contributing to the accident were the pilot’s lack of experience in the airplane and the pilot’s distracted attention to the rough running…
- [NTSB CEN10FA424](https://openairdocs.org/ntsb/CEN10FA424.md): Eurocopter AS 350 B2 · Kingfisher, OK · Accident · 2 fatal · Field investigation · Final report · Jul 23, 2010 · N918EM · Substantial damage
  > The pilot’s impaired judgment, due to medications, which led to an abrupt low-level maneuver and subsequent impact with trees and 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."eventStateOrRegion" = 'OK' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '270' 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/270/sequence?state=OK

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