# NTSB investigations, OK: Controlled flight into terr/obj (CFIT)

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 CEN24LA317](https://openairdocs.org/ntsb/CEN24LA317.md): Vans RV8 · Guthrie, OK · Accident · No injuries · Class 3 · Limited · Final report · Aug 15, 2024 · N184DC · Substantial damage
  > A loss of engine power due to the separation and ingestion of an air filter retaining bracket into the engine cylinder.
- [NTSB GAA18CA325](https://openairdocs.org/ntsb/GAA18CA325.md): Cosentino Garey A Pegasus · Kingston, OK · Accident · Minor injuries · Data collection · Final report · May 27, 2018 · N339PG · Substantial damage
  > The pilot’s failure to maintain altitude and the powered parachute’s subsequent impact with trees.
- [NTSB CEN15FA171](https://openairdocs.org/ntsb/CEN15FA171.md): Eurocopter AS 350 B2 · Eufaula, OK · Accident · 1 fatal · Field investigation · Final report · Mar 13, 2015 · N919EM · Destroyed
  > The flight's inadvertent encounter with night instrument meteorological conditions, which resulted in the pilot turning the helicopter and subsequently descending into trees and terrain due to spatial disorientation.
- [NTSB CEN14LA129](https://openairdocs.org/ntsb/CEN14LA129.md): Cessna 525 · Elk City, OK · Accident · No injuries · Limited investigation · Final report · Feb 4, 2014 · N61YP · Substantial damage
  > The pilot’s descent below the published minimum descent altitude for the instrument approach procedure, which resulted in impact with a utility pole.
- [NTSB CEN14FA010](https://openairdocs.org/ntsb/CEN14FA010.md): Cessna 177 · Clayton, OK · Accident · 1 fatal · Field investigation · Final report · Oct 18, 2013 · N30495 · Substantial damage
  > Controlled flight into terrain for reasons that could not be determined from the available evidence.
- [NTSB CEN13FA465](https://openairdocs.org/ntsb/CEN13FA465.md): Air Tractor AT-400 · Balko, OK · Accident · 1 fatal · Field investigation · Final report · Aug 5, 2013 · N3159B · Destroyed
  > The pilot's failure maintain clearance from a meteorological tower while en route at a low altitude. Contributing to the accident was the sun's glare.
- [NTSB CEN13CA315](https://openairdocs.org/ntsb/CEN13CA315.md): Cub Crafters CCK · Cookson, OK · Accident · No injuries · Data collection · Final report · Jun 3, 2013 · N319MA · Substantial damage
  > A total loss of engine power due to water contamination in the fuel. Contributing to the accident was the pilot's failure to check the fuel during the preflight, and failure to check the fuel storage tank’s fuel filter/water separator.
- [NTSB CEN10FA071](https://openairdocs.org/ntsb/CEN10FA071.md): Cessna 310R · Alva, OK · Accident · 1 fatal · Field investigation · Final report · Dec 13, 2009 · N310CR · Substantial damage
  > The pilot's impairment due to medication use, a migraine headache, or both, and his decision to continue the approach below minimums without the proper visual references, resulting in the subsequent collision with terrain. Contributing to the accident was the…
- [NTSB CEN10FA019](https://openairdocs.org/ntsb/CEN10FA019.md): Robinson Helicopter R22 Beta · Tahlequah, OK · Accident · 2 fatal · Field investigation · Final report · Oct 14, 2009 · N3234G · Destroyed
  > The pilot's impairment due to recent heavy use of methamphetamine, recent use of a narcotic pain reliever, and fatigue. Contributing to the accident was the pilot's lack of instrument experience and training.
- [NTSB CEN09FA562](https://openairdocs.org/ntsb/CEN09FA562.md): Piper PA-32R-300 · Tulsa, OK · Accident · 5 fatal · Field investigation · Final report · Sep 5, 2009 · N1228H · Destroyed
  > The non-instrument-rated pilot’s decision to attempt flight in instrument meteorological conditions, which resulted in spatial disorientation and an in-flight collision with a radio tower guy wire.
- [NTSB DFW08CA229](https://openairdocs.org/ntsb/DFW08CA229.md): Sukhoi SU-31M · Collinsville, OK · Accident · No injuries · Data collection · Final report · Sep 14, 2008 · N531MS · Substantial damage
  > The pilot's failure to maintain clearance from marked transmission lines while on final 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."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" = '120' 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/120/sequence?state=OK

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