# NTSB investigations, KS: Aircraft maintenance event

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 CEN24LA031](https://openairdocs.org/ntsb/CEN24LA031.md): Powrachute Pegasus · Manhattan, KS · Accident · Serious injuries · Class 3 · Limited · Final report · Oct 21, 2023 · N52631 · Substantial damage
  > The pilot’s improper modification of the engine cooling system that resulted in an engine overheat and total loss of power. Contributing to the accident was the pilot’s decision to continue the flight after the engine overheat light illuminated instead of…
- [NTSB ERA22FA320](https://openairdocs.org/ntsb/ERA22FA320.md): Knight AA Nieuport 28 · Basehor, KS · Accident · 1 fatal · Class 3 · Field · Final report · Jul 18, 2022 · N6170 · Destroyed
  > The pilot’s incorrect installation of the left-wing strut, which resulted in a loss of airplane control during takeoff and a subsequent aerodynamic stall and spin from which the pilot could not recover.
- [NTSB CEN21LA187](https://openairdocs.org/ntsb/CEN21LA187.md): Eurocopter EC120 · LeRoy, KS · Accident · No injuries · Class 3 · Limited · Final report · Apr 9, 2021 · N421PB · Substantial damage
  > The contamination of the fuel injection manifold filter due to improper maintenance, resulting in a partial loss of engine power during cruise flight. Contributing to the accident was the pilot’s delayed autorotation, which resulted in insufficient main rotor…
- [NTSB CEN14LA357](https://openairdocs.org/ntsb/CEN14LA357.md): Cessna TR182 · Wichita, KS · Accident · No injuries · Limited investigation · Final report · Jul 7, 2014 · N4602S · Substantial damage
  > Maintenance personnel’s improper landing gear system repair, which resulted in a hydraulic leak and subsequent gear collapse during landing.
- [NTSB CEN12LA558](https://openairdocs.org/ntsb/CEN12LA558.md): Beech A36 · Ruleton, KS · Accident · No injuries · Limited investigation · Final report · Aug 17, 2012 · N262EA · Substantial damage
  > The improper installation of the wastegate controller O-ring, which resulted in a partial loss of engine power.
- [NTSB DFW08LA095](https://openairdocs.org/ntsb/DFW08LA095.md): Hawker Beechcraft G36 · El Dorado, KS · Accident · No injuries · Limited investigation · Final report · Apr 9, 2008 · N984W · Substantial damage
  > The improper installation of the fuel manifold valve's brass plug. Contributing to the accident was the unsuitable landing area for the forced landing.

## 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" = 'KS' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '040' 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
```

This list as a web page: https://openairdocs.org/ntsb-events/040/sequence?state=KS

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