# NTSB investigations: Pratt & Whitney Canada PT6A-34AG, 2021

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 CEN21LA362](https://openairdocs.org/ntsb/CEN21LA362.md): Air Tractor AT-502B · Topeka, KS · Accident · No injuries · Class 4 · Limited · Final report · Aug 6, 2021 · N502CP · Substantial damage
  > The pilot’s decision to continue low-level aerial application flight maneuvers after the low fuel warning light illuminated, which resulted in a partial loss of engine power due to fuel exhaustion.
- [NTSB CEN21LA322](https://openairdocs.org/ntsb/CEN21LA322.md): Air Tractor AT502 · Edcouch, TX · Accident · No injuries · Class 4 · Limited · Final report · Jul 15, 2021 · N334LA · Substantial damage
  > The pilot’s inadequate compensation for a gusting wind during takeoff.
- [NTSB ERA21FA257](https://openairdocs.org/ntsb/ERA21FA257.md): Air Tractor AT-402B · Kinston, NC · Accident · 1 fatal · Class 3 · Field · Final report · Jun 18, 2021 · N402SJ · Destroyed
  > The pilot’s decision to conduct low-level aerobatic maneuvers in an airplane not approved for aerobatic flight, which resulted in an aerodynamic stall and spin, a loss of control, and an impact with 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 year(c."eventDate") = 2021
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52251'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52251&year=2021

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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.