# NTSB investigations, MO: Unknown or undetermined

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 CEN26FA311](https://openairdocs.org/ntsb/CEN26FA311.md): EXP Stol CH701 · Neosho, MO · Accident · 2 fatal · Class 3 · Field · Preliminary report · Sep 7, 2026 · N101XV · Substantial damage
  > On September 7, 2026, about 1337 central daylight time, an experimental STOL CH701 airplane, N101XV, sustained substantial damage when it was involved in an accident near Neosho, Missouri. The pilot and passenger sustained fatal injuries. The airplane was…
- [NTSB CEN26LA290](https://openairdocs.org/ntsb/CEN26LA290.md): Gulfstream Aerospace G-IV · St. Louis, MO · Accident · No injuries · Class 3 · Limited · Preliminary report · Aug 14, 2026 · N406JS · Substantial damage
  > On August 14, 2026, about 1459 central daylight time, a Gulfstream Aerospace G-IV airplane, N406JS, was substantially damaged when it was involved in an accident near St. Louis, Missouri. The three crew members and 7 passengers were not injured. The airplane…
- [NTSB ANC26FA054](https://openairdocs.org/ntsb/ANC26FA054.md): Air Tractor AT-502B · Forbes, MO · Accident · 1 fatal · Class 3 · Field · Preliminary report · Jun 16, 2026 · N503GK · Substantial damage
  > On June 15, 2026, about 2015 Central daylight time, an Air Tractor AT-502B airplane, N503GK, sustained substantial damage when it was involved in an accident near Forbes, Missouri. The pilot was fatally injured. The airplane was operated as a Title 14 Code of…
- [NTSB CEN26FA140](https://openairdocs.org/ntsb/CEN26FA140.md): Aero Commander 500-B · Chesterfield, MO · Accident · 1 fatal · Class 3 · Field · Preliminary report · Mar 17, 2026 · N444CA · Destroyed
  > On March 17, 2026, about 0024 central daylight time, an Aero Commander 500-B airplane, N444CA, was destroyed when it was involved in an accident near Chesterfield, Missouri. The pilot was fatally injured. The airplane was operated as a Title 14 Code of…
- [NTSB CEN25FA346](https://openairdocs.org/ntsb/CEN25FA346.md): Cessna 340 · Kearney, MO · Accident · 2 fatal · Class 3 · Field · Preliminary report · Aug 27, 2025 · N888MT · Substantial damage
  > On August 27, 2025, about 1158 central daylight time, a Cessna 340A, N888MT, was substantially damaged when it was involved in an accident near Kearney, Missouri. The pilot and passenger were fatally injured. The airplane operated as a Title 14 Code of…
- [NTSB CEN24LA039](https://openairdocs.org/ntsb/CEN24LA039.md): Piper PA32 · Ozark, MO · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 17, 2023 · N16253 · Substantial damage
  > A reported total loss of engine power for undetermined reasons.
- [NTSB CEN23LA221](https://openairdocs.org/ntsb/CEN23LA221.md): Quad City Challenger · Doniphan, MO · Accident · No injuries · Class 3 · Limited · Final report · May 28, 2023 · N265JW · Substantial damage
  > A partial loss of engine power for undetermined reasons.
- [NTSB CEN21FA380](https://openairdocs.org/ntsb/CEN21FA380.md): Piper J3C-65 · Adrian, MO · Accident · 1 fatal · Class 3 · Field · Final report · Aug 22, 2021 · N70643 · Substantial damage
  > The pilot’s failure to maintain control of the airplane which resulted in an aerodynamic stall and impact with terrain.
- [NTSB CEN21LA307](https://openairdocs.org/ntsb/CEN21LA307.md): Quad City Challenger · Ste. Genevieve, MO · Accident · Serious injuries · Class 4 · Limited · Final report · Jul 5, 2021 · UNREG · Substantial damage
  > An impact with terrain for reasons that could not be determined based on available evidence.
- [NTSB CEN20LA107](https://openairdocs.org/ntsb/CEN20LA107.md): Zenith CH601 · Cabool, MO · Accident · No injuries · Class 3 · Limited · Final report · Feb 29, 2020 · N601ND · Substantial damage
  > The loss of engine power due to failure of the No. 1 cylinder piston for reasons that could not be determined based on available evidence.
- [NTSB CEN19LA127](https://openairdocs.org/ntsb/CEN19LA127.md): Beech 50 · Sheldon, MO · Accident · No injuries · Class 3 · Limited · Final report · Apr 26, 2019 · N29Y · Substantial damage
  > A partial loss of engine power on both engines due to detonation for undetermined reasons.
- [NTSB CEN16LA229](https://openairdocs.org/ntsb/CEN16LA229.md): Cessna 182P · Humansville, MO · Accident · Minor injuries · Limited investigation · Final report · Jun 22, 2016 · N9434M · Substantial damage
  > A partial loss of engine power for reasons that could not determined, because an examination and test run of the engine did not reveal any anomalies that would have contributed to the loss of engine power.
- [NTSB CEN15CA065](https://openairdocs.org/ntsb/CEN15CA065.md): Hughes Aero Predator · Branson, MO · Accident · Serious injuries · Data collection · Final report · Oct 16, 2014 · N912AM · Substantial damage
  > The pilot's failure to maintain aircraft control when executing a landing with a tailwind, resulting in impact with a retaining wall.
- [NTSB CEN09LA573](https://openairdocs.org/ntsb/CEN09LA573.md): Beech B36TC · Sullivan, MO · Accident · No injuries · Limited investigation · Final report · Sep 7, 2009 · N65873 · Substantial damage
  > A loss of aircraft control for undetermined reasons.

## 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" = 'MO' 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" = '000' 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/000/sequence?state=MO

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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.
