# NTSB investigations: Air Tractor AT-301: In flight collision with terrain/water

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 DFW07LA148](https://openairdocs.org/ntsb/DFW07LA148.md): Air Tractor 301 · Lueders, TX · Accident · Serious injuries · Limited investigation · Final report · Jul 3, 2007 · N7305E · Destroyed
  > The pilot's failure to maintain airspeed which resulted in an inadvertent stall and subsequent impact with terrain.
- [NTSB CHI05LA188](https://openairdocs.org/ntsb/CHI05LA188.md): Air Tractor AT-301 · Langdon, ND · Accident · 1 fatal · Limited investigation · Final report · Jul 15, 2005 · N3159N · Destroyed
  > The pilot's failure to maintain clearance from the terrain while attempting an abrupt turning maneuver at a low altitude.
- [NTSB CHI02LA221](https://openairdocs.org/ntsb/CHI02LA221.md): Air Tractor 301 · Ulen, MN · Accident · Minor injuries · Limited investigation · Final report · Jul 26, 2002 · N3167P · Substantial damage
  > The pilot not performing an aborted takeoff. A factor was the soybean crop.
- [NTSB CHI01LA191](https://openairdocs.org/ntsb/CHI01LA191.md): Air Tractor AT-301 · Grygla, MN · Accident · No injuries · Limited investigation · Final report · Jun 30, 2001 · N3656B · Substantial damage
  > The pilot not maintaining altitude/clearance from terrain on takeoff. A factor was the high density altitude.
- [NTSB LAX98LA128](https://openairdocs.org/ntsb/LAX98LA128.md): Air Tractor AT301 · Imperial, CA · Accident · No injuries · Limited investigation · Final report · Mar 24, 1998 · N7301P · Substantial damage
  > The pilot's selection of the wrong runway, which resulted in a downwind takeoff attempt, and, his failure to obtain/maintain a proper airspeed during the takeoff sequence. The aircraft's gross weight and the prevailing density altitude were factors in the…
- [NTSB FTW97FA229](https://openairdocs.org/ntsb/FTW97FA229.md): Air Tractor AT-301 · Las Animas, CO · Accident · 1 fatal · Field investigation · Final report · Jun 19, 1997 · N7308E · Destroyed
  > in-flight collision with terrain, while maneuvering, for undetermined reason(s).
- [NTSB CHI95LA219](https://openairdocs.org/ntsb/CHI95LA219.md): Air Tractor AT-301 · Grygla, MN · Accident · No injuries · Limited investigation · Final report · Jul 12, 1995 · N8673S · Substantial damage
  > The pilot's failure to maintain altitude and/or clearance at the beginning of the spray run. A factor was turbulence due to the different Air temperatures of adjoining terrain.
- [NTSB CHI94LA193](https://openairdocs.org/ntsb/CHI94LA193.md): Air Tractor AT-301 · Levant, KS · Accident · Minor injuries · Limited investigation · Final report · Jun 5, 1994 · N2344T · Destroyed
  > The pilot's inadequate evaluation of weather conditions associated with known thunderstorm activity. Factors were the thunderstorm and downdrafts.
- [NTSB LAX92LA348](https://openairdocs.org/ntsb/LAX92LA348.md): Air Tractor AT301 · Laveen, AZ · Accident · No injuries · Limited investigation · Final report · Aug 13, 1992 · N4410S · Destroyed
  > The pilot's failure to maintain altitude during the low-level aerial application procedure turn. Contributing to this accident was the night condition and the high tension wires.
- [NTSB DEN92LA062](https://openairdocs.org/ntsb/DEN92LA062.md): Air Tractor AT-301 · Rocky Ford, CO · Accident · 1 fatal · Limited investigation · Final report · Jun 20, 1992 · N3649D · Destroyed
  > The pilots failure to maintain altitude due to spatial disorientation. Factors were: low overcast skies and ground fog.
- [NTSB FTW92LA118](https://openairdocs.org/ntsb/FTW92LA118.md): Air Tractor AT-301 · Almyra, AR · Accident · No injuries · Limited investigation · Final report · Apr 22, 1992 · N4430S · Substantial damage
  > The pilot's improper judgement of the descent rate and his inadequate pull up at the bottom.
- [NTSB FTW90DPG04](https://openairdocs.org/ntsb/FTW90DPG04.md): Air Tractor 301A · Foreman, AR · Accident · No injuries · Final report · Jul 30, 1990 · N31631 · Destroyed
  > The pilot's inadvertent stall/mush.
- [NTSB FTW90DRG04](https://openairdocs.org/ntsb/FTW90DRG04.md): Air Tractor AT-301 · Mission, TX · Accident · No injuries · Final report · Jul 2, 1990 · N3653W · Substantial damage
  > The pilot's failure to maintain proper clearance above the crops he was spraying. A factor was the tree induced mechanical turbulence encountered during the descending turn.
- [NTSB MIA88LA229](https://openairdocs.org/ntsb/MIA88LA229.md): Air Tractor AT-301 · Moorhead, MS · Accident · No injuries · Limited investigation · Final report · Jul 18, 1988 · N23640 · Substantial damage
  > While on an aerial application flt during the ground roll the wind changed from a headwind to a tailwind. The plt dumped the load of chemical in an attempt to climb but the acft crashed into a fish pond.
- [NTSB SEA85FYM01](https://openairdocs.org/ntsb/SEA85FYM01.md): Air Tractor AT301 · Weston, OR · Accident · Serious injuries · Final report · Apr 30, 1985 · N3652F · Destroyed
  > During this aerial application flight the aircraft clipped a tree and then impacted with the ground. The pilot was seriously injured when the stitching on the shoulder harness failed and the pilot was thrown forward.
- [NTSB FTW84LA324](https://openairdocs.org/ntsb/FTW84LA324.md): Air Tractor AT-301 · Abernathy, TX · Accident · No injuries · Limited investigation · Final report · Jul 26, 1984 · N2344T · Substantial damage
  > The acft collided with the bank of a drainage ditch in a field during a spray operation at which time the left main gearwas knocked off the acft. A precautionary landing was made during which the acft ground looped and the right main gear collapsed.

## 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 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_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 230))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0390103&occurrence=230

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