# NTSB investigations: Air Tractor AT-301, 1998

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 ATL99LA014](https://openairdocs.org/ntsb/ATL99LA014.md): Air Tractor AT-301 · Statesboro, GA · Accident · No injuries · Limited investigation · Final report · Nov 9, 1998 · N8770S · Substantial damage
  > The pilot's failure to use carburetor heat. Factors were conditions favorable for the formation of carburetor ice.
- [NTSB CHI98LA305](https://openairdocs.org/ntsb/CHI98LA305.md): Air Tractor AT-301 · Edgeley, ND · Accident · No injuries · Limited investigation · Final report · Aug 9, 1998 · N4443S · Substantial damage
  > The pilot's failure to maintain flying airspeed resulting in a stall/mush condition during the initial climb. Contributing factors were the high density altitude, high aircraft weight, and pilot's delayed jettison of the load, as well as the roadway and crop.
- [NTSB CHI98LA290](https://openairdocs.org/ntsb/CHI98LA290.md): Air Tractor AT-301 · Mentha, MI · Accident · No injuries · Limited investigation · Final report · Jul 31, 1998 · N3659T · Substantial damage
  > the pilot's improper inflight decision to land the airplane on the gravel covered road with an uneven surface that had corn growing next to its edge. A factor in this accident was the pilot selecting an unsuitable landing area.
- [NTSB FTW98LA304](https://openairdocs.org/ntsb/FTW98LA304.md): Air Tractor AT-301 · Plainview, TX · Accident · No injuries · Limited investigation · Final report · Jul 8, 1998 · N2325G · Substantial damage
  > The pilot's failure to maintain obstacle clearance during the aerial application flight. A factor was the transmission wire.
- [NTSB CHI98LA236](https://openairdocs.org/ntsb/CHI98LA236.md): Air Tractor AT301 · Langdon, ND · Accident · No injuries · Limited investigation · Final report · Jul 3, 1998 · N7301Y · Substantial damage
  > the total loss of engine power for reasons undetermined. A factor was rough and uneven terrain.
- [NTSB CHI98LA217](https://openairdocs.org/ntsb/CHI98LA217.md): Air Tractor AT-301 · Ipswich, SD · Accident · No injuries · Limited investigation · Final report · Jun 25, 1998 · N31677 · Substantial damage
  > the pilot's inadequate evaluation of the weather conditions and his failure to maintain aircraft control which resulted in a stall/mush. Factors associated with the accident were the tailwind condition and the soft terrain.
- [NTSB CHI98LA202](https://openairdocs.org/ntsb/CHI98LA202.md): Air Tractor AT-301 · Risco, MO · Accident · No injuries · Limited investigation · Final report · Jun 16, 1998 · N36576 · Substantial damage
  > the pilot's abrupt application of the brakes. Factors contributing to this accident were the pilot's inadequate preflight preparation, his delayed decision to abort the takeoff, and the soft field.
- [NTSB SEA98LA079](https://openairdocs.org/ntsb/SEA98LA079.md): Air Tractor AT-301 · Idaho Falls, ID · Accident · No injuries · Limited investigation · Final report · May 19, 1998 · N4326S · Substantial damage
  > The 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.
- [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 LAX98LA090](https://openairdocs.org/ntsb/LAX98LA090.md): Air Tractor AT-301 · Wasco, CA · Accident · No injuries · Limited investigation · Final report · Feb 18, 1998 · N3656C · Substantial damage
  > The pilot overboosting the engine on takeoff which resulted in a cracked cylinder and subsequent loss of engine power.

## 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 year(c."eventDate") = 1998
  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
```

This list as a web page: https://openairdocs.org/ntsb?model=0390103&year=1998

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.