# NTSB investigations: Air Tractor AT-402, TX

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 CEN24LA216](https://openairdocs.org/ntsb/CEN24LA216.md): Air Tractor AT-402 · Perryton, TX · Accident · Serious injuries · Class 4 · Limited · Final report · Jun 6, 2024 · N45123 · Destroyed
  > The pilot’s exceedance of the airplane’s critical angle of attack during a low-level turn, which resulted in an aerodynamic stall and loss of airplane control at too low of an altitude to recover.
- [NTSB CEN17LA330](https://openairdocs.org/ntsb/CEN17LA330.md): Air Tractor AT 401 · Pearsall, TX · Accident · No injuries · Limited investigation · Final report · Aug 24, 2017 · N4532F · Substantial damage
  > The fatigue crack of an engine cylinder, which resulted in a partial loss of engine power.
- [NTSB CEN16LA139](https://openairdocs.org/ntsb/CEN16LA139.md): Air Tractor AT-402 · Beyersville, TX · Accident · Serious injuries · Limited investigation · Final report · Mar 29, 2016 · N4555E · Substantial damage
  > The pilot's failure to maintain visual separation from the power line due to a lack of identifiable and contrasting features, which led to an inflight collision with the line while maneuvering in gray, hazy conditions.
- [NTSB CEN11LA571](https://openairdocs.org/ntsb/CEN11LA571.md): Air Tractor AT-402 · Uvalde, TX · Accident · No injuries · Limited investigation · Final report · Aug 13, 2011 · N10119 · Substantial damage
  > The pilot’s failure to maintain airspeed while maneuvering to avoid power lines during a precautionary landing, which resulted an aerodynamic stall. Contributing to the accident was the fluctuating engine power for undetermined reasons and the pilot's…
- [NTSB FTW99LA226](https://openairdocs.org/ntsb/FTW99LA226.md): Air Tractor AT-402 · Snyder, TX · Accident · No injuries · Limited investigation · Final report · Aug 17, 1999 · N4523L · Substantial damage
  > The loss of engine power due to fuel starvation as result of a leak in the engine fuel control. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW92LA131](https://openairdocs.org/ntsb/FTW92LA131.md): Air Tractor AT-401 · Taft, TX · Accident · No injuries · Limited investigation · Final report · May 13, 1992 · N1518V · 2 aircraft · Substantial damage
  > The pilot of the other airplane delayed compensation for turbulence. A factor was the turbulence.
- [NTSB FTW91DRG04](https://openairdocs.org/ntsb/FTW91DRG04.md): Air Tractor AT-402 · Taft, TX · Accident · Serious injuries · Final report · Jul 21, 1991 · N4523L · Minor damage
  > The pilot's failure to maintain proper terrain clearance.

## 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" = 'TX' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0390205'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0390205&state=TX

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