NTSB investigations: Pratt & Whitney Canada PT6A-34AG, 2025
4 cases on aircraft whose registry engine model is Pratt & Whitney Canada PT6A-34AG. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 2005 | 1 |
|---|---|
| 2009 | 1 |
| 2011 | 1 |
| 2013 | 3 |
| 2014 | 4 |
| 2015 | 6 |
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 4 |
| 2026 | 2 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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\") = 2025
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"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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") = 2025
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" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB CEN25LA274Accident · No injuriesClass 4 · LimitedFinal reportAir Tractor AT502 · Hastings, NEThe pilot’s failure to maintain clearance from powerlines while maneuvering at low altitude.NTSB CEN25LA267Accident · Minor injuriesClass 4 · LimitedFinal reportAir Tractor AT-402B · Wyoming, ILThe pilot’s failure to attain a positive climb rate due to airplane’s improper takeoff configuration.NTSB CEN25LA221Accident · Serious injuriesClass 4 · LimitedFinal reportAir Tractor AT-402B · Pierre, SDThe pilot’s failure to maintain clearance with the power lines while maneuvering that resulted in an in-flight collision with the power lines and impact with terrain.NTSB CEN25LA219Accident · Minor injuriesClass 4 · LimitedFinal reportAir Tractor AT-502B · Charleston, MOThe pilot’s loss of control during the spray pass, which resulted in impact with vegetation and terrain.