NTSB investigations: Air Tractor AT-301, ID

7 cases on aircraft the registry lists as Air Tractor AT-301. 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

19782026
NTSB investigations: Air Tractor AT-301, ID per year, 1978–2026: 7 cases
19781
19791
19891
19952
19981
20161

Latest 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\" = 'ID' 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 ('0390103', '0390105'))
  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.

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.Aug 2, 2016 · N23923 · Substantial damageNTSB SEA98LA079Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Idaho Falls, IDThe pilot's inadequate inflight decision to land with a tailwind and his failure to maintain aircraft control. Also contributing was the pilot's improper setting of the fuel mixture which resulted in a partial loss of engine power.May 19, 1998 · N4326S · Substantial damageNTSB SEA95LA154Accident · No injuriesLimited investigationFinal reportAir Tractor AT-301 · Roberts, IDA loss of engine power due to the separation of the number 3 cylinder exhaust valve rocker arm shaft from the cylinder head, which disabled movement of the exhaust valve. A factor was the lack of suitable terrain for the forced landing.Jul 17, 1995 · N4326S · Substantial damageNTSB SEA95LA108Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301A · Terreton, IDThe pilot's failure to maintain an adequate altitude to overcome the downdraft. The downdraft was a factor.May 29, 1995 · N31580 · Substantial damageNTSB SEA89LA071Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301 · Grangeville, IDA partial power loss due to a blower failure. A factor related to the accident was the soft field condition.Apr 17, 1989 · N4340S · Substantial damageNTSB SEA79DYA11Accident · Minor injuriesClosedAir Tractor AT-301 · Rigby, IDMay 7, 1979 · N4331S · DestroyedNTSB SEA78FYA21Accident · 1 fatalClosedAir Tractor AT-300 · Idaho Falls, IDAug 11, 1978 · N4331S · Substantial damage