NTSB investigations: Pratt & Whitney PT6A series, TN
7 cases on aircraft whose registry engine model is Pratt & Whitney PT6A series. 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
| 1994 | 1 |
|---|---|
| 1997 | 1 |
| 2004 | 1 |
| 2007 | 1 |
| 2014 | 2 |
| 2025 | 1 |
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 c.\"eventStateOrRegion\" = 'TN' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52032', '52034'))
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 c."eventStateOrRegion" = 'TN' AND c."eventCountry" = 'USA'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52032', '52034'))
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 ERA25LA222Accident · Serious injuriesClass 3 · LimitedPreliminary reportDehavilland DHC-6 Twin Otter · Tullahoma, TNOn June 8, 2025, about 1220 central daylight time, a DeHavilland DHC-6 Twin Otter, N166DH, was involved in an accident near Tullahoma, Tennessee. The commercial pilot and five passengers were seriously injured, and 15 passengers were not injured. The flight…NTSB ERA14CA458Accident · No injuriesData collectionFinal reportBeech C90 · Oneida, TNThe pilot's failure to properly configure the rudder trim for takeoff and his failure to maintain directional control during a precautionary landing, which resulted in a runway excursion and collision with terrain.NTSB ERA14FA399Accident · 1 fatalField investigationFinal reportAir Tractor AT-802A · Parsons, TNThe pilot’s failure to see and avoid trees during a low-level aerial application operation.NTSB ATL07CA051Accident · No injuriesData collectionFinal reportAir Tractor AT-502B · Collinwood, TNThe pilots improper inflight planning which resulted in a loss of engine power due to fuel exhaustion.NTSB ATL04CA189Accident · No injuriesData collectionFinal reportBeech D18S · Tullahoma, TNRight tire burst during an attempted takeoff that resulted in loss of directional control and the on ground collision with the ground.NTSB ATL97LA088Accident · No injuriesLimited investigationFinal reportAir Tractor AT-402B · Ridgely, TNThe pilot's inadequate preflight planning in that he failed to account for the high temperature and high density altitude, which resulted in an aerodynamic stall and loss of control. Factors were the tall crops and the ditch.NTSB MIA95LA040Accident · No injuriesLimited investigationFinal reportCessna 208B · Memphis, TNThe inability of the pilot of Cessna 208, N927FE to see Douglas DC3, N24320, as he taxied to takeoff due to inoperative tail navigation lights and beacon lights on the DC3 and due to glare on the wet taxiway.