# NTSB investigations: Air Tractor AT-602, CA

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 WPR26LA204](https://openairdocs.org/ntsb/WPR26LA204.md): Air Tractor AT-602 · Robbins, CA · Accident · Minor injuries · Class 3 · Limited · Preliminary report · May 30, 2026 · N5111A · Substantial damage
  > On May 30, 2026, about 0900 Pacific daylight time, an Air Tractor AT-602, N5111A, was substantially damaged when it was involved in an accident near Robbins, California. The pilot sustained minor injuries. The airplane was operated as a Title 14 Code of…
- [NTSB WPR21LA368](https://openairdocs.org/ntsb/WPR21LA368.md): Air Tractor AT-602 · Sacramento, CA · Accident · No injuries · Class 4 · Limited · Final report · May 21, 2022 · N8521V · Substantial damage
  > The pilot's inadequate fuel management, which resulted in a total loss of engine power due to fuel starvation.
- [NTSB WPR17LA042](https://openairdocs.org/ntsb/WPR17LA042.md): Air Tractor AT 602 · Willows, CA · Accident · No injuries · Limited investigation · Final report · Dec 27, 2016 · N602L · Substantial damage
  > The decision of the maintenance facility mechanic to conduct maintenance without reference to the applicable manufacturer’s guidance, which resulted in the improper reassembly and subsequent failure of the engine compressor bleed valve, which in turn…
- [NTSB WPR12LA032](https://openairdocs.org/ntsb/WPR12LA032.md): Air Tractor AT-602 · Williams, CA · Accident · No injuries · Limited investigation · Final report · Nov 8, 2011 · N325BR · Substantial damage
  > A total loss of engine power during takeoff initial climb for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.

## 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."eventStateOrRegion" = 'CA' 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 ('0390309'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0390309&state=CA

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