NTSB investigations: Air Tractor AT-301
19 cases on aircraft the registry lists as Air Tractor AT-301, where the sequence of events included Off-field or emergency landing. 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
| 2008 | 3 |
|---|---|
| 2009 | 5 |
| 2010 | 2 |
| 2011 | 2 |
| 2012 | 2 |
| 2014 | 1 |
| 2016 | 1 |
| 2018 | 2 |
| 2024 | 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0390103', '0390105')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s.\"tier2Number\" = '440' 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"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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0390103', '0390105')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '440' 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" 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 CEN24LA241Accident · No injuriesClass 4 · LimitedFinal reportAir Tractor AT-301 · Andover, MOThe pilot’s inability to maintain altitude and airspeed during cruise flight likely due to a decrease in engine performance associated with the unauthorized use of automobile fuel, which led to an inflight collision with a tree and hard landing.NTSB CEN18LA356Accident · No injuriesLimited investigationFinal reportAir Tractor AT 301 · Partridge, KSThe total loss of engine power for reasons that could not be determined based on the available evidence.NTSB GAA18CA371Accident · No injuriesData collectionFinal reportAir Tractor AT 301 · Hutchinson, MNThe pilot’s improper preflight fuel planning, which resulted in fuel exhaustion and the subsequent total loss of engine power.NTSB WPR16LA159Accident · No injuriesLimited investigationFinal reportAir Tractor AT 301 · Weiser, IDA partial loss of engine power due to an internal catastrophic failure of the master rod crankpin bearing.NTSB CEN14LA287Accident · No injuriesLimited investigationFinal reportAir Tractor AT 301 · Pearsall, TXThe failure of the No. 1 cylinder rod at the link pin. Contributing to the accident was oil starvation to the rod bearing due to the improper flushing of the oil cooler, which allowed metal and other debris in the oil to clog the drain and the led to the…NTSB CEN12LA589Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Ralls, TXThe total loss of engine power due to a fatigue failure of the rocker arm journal casting of the rocker arm cap.NTSB CEN12CA274Accident · No injuriesData collectionFinal reportAir Tractor AT-301 · Cedar Bluffs, NEThe pilot's improper fuel management, which resulted in a loss of engine power due to fuel exhaustion.NTSB CEN11FA562Accident · No injuriesField investigationFinal reportAir Tractor AT-301 · Nekoosa, WIA total loss of engine power during initial climb for undetermined reasons.NTSB WPR11CA286Accident · No injuriesData collectionFinal reportAir Tractor AT301 · Circle, MTThe pilot's failure to attain and maintain an adequate airspeed during initial climb.NTSB WPR10CA332Accident · No injuriesData collectionFinal reportAir Tractor AT-301 · Garfield, WAA loss of engine power due to fuel exhaustion.NTSB CEN10CA185Accident · Minor injuriesData collectionFinal reportAir Tractor AT-301 · Malden, MOThe pilot's failure to maintain clearance from a tree during an aerial application flight.NTSB CEN09LA602Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301A · New Miner, WIA total loss of engine power due to the fatigue failure of the engine torsion shaft. Contributing to the accident was the chrome plating of the shaft by an undetermined maintenance/overhaul facility.NTSB CEN09CA535Accident · No injuriesData collectionFinal reportAir Tractor AT-301 · Leland, ILA total loss of engine power in flight due to a loss of engine oil as a result of the separation of the propeller hub components for undetermined reasons.NTSB WPR09LA374Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Firebaugh, CAA total loss of engine power due to fuel exhaustion that was due to the failure of company ground personnel to refuel the airplane. Contributing to the accident was unsuitable terrain for a forced landing.NTSB CEN09LA239Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Corning, ARA loss of engine power due to the failure of the number one engine cylinder for undetermined reasons.NTSB WPR09LA085Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Beaver, UTA loss of engine power while maneuvering due to a sheared propeller blade's pitch change link. Contributing to the accident was lack of suitable terrain for the forced landing.NTSB CHI08CA266Accident · No injuriesData collectionFinal reportAir Tractor AT-301A · Jasper, MNThe pilot's failure to assure the primer control was locked during the aircraft preflight. Factors associated with the accident were the low altitude at which the airplane was operating, the fence, the roadway, and the ditch.NTSB DFW08CA216Accident · No injuriesData collectionFinal reportAir Tractor AT-301 · Wisner, LAThe loss of engine power for undetermined reasons.NTSB DEN08LA105Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301A · Garwood, TXA loss of engine power due to the total failure of the number 2 cylinder.