# NTSB investigations, TX: Inflight upset

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 CEN21FA290](https://openairdocs.org/ntsb/CEN21FA290.md): American AA-1A · Cleburne, TX · Accident · 2 fatal · Class 3 · Field · Final report · Jun 24, 2021 · N9261L · Destroyed
  > The canopy moving fully open during flight, which resulted in the pilot’s distraction and a subsequent aerodynamic stall/spin and loss of control.
- [NTSB WPR19FA235](https://openairdocs.org/ntsb/WPR19FA235.md): Meyers Midget 0100 · Big Spring, TX · Accident · 1 fatal · Class 3 · Field · Final report · Aug 24, 2019 · N881MM · Substantial damage
  > The pilot’s failure to maintain situational awareness while conducting a roll, which resulted in his inability to recover from the maneuver before the airplane impacted the ground. Contributing to the accident was his inexperience in both aerobatic maneuvers…
- [NTSB DCA16FA199](https://openairdocs.org/ntsb/DCA16FA199.md): Bell 525 · Italy, TX · Accident · 2 fatal · Class 2 · Field · Final report · Jul 6, 2016 · N525TA · Destroyed
  > A severe vibration of the helicopter that led to the crew's inability to maintain sufficient rotor rotation speed (Nr), leading to excessive main rotor blade flapping, subsequent main rotor blade contact with the tail boom, and the resultant in-flight…
- [NTSB CEN11LA657](https://openairdocs.org/ntsb/CEN11LA657.md): Cessna P210N · Longview, TX · Accident · No injuries · Limited investigation · Final report · Sep 19, 2011 · N4867K · Substantial damage
  > The flight's inadvertent encounter with a rare and unforecasted mesoscale gravity wave while on base leg, which resulted in a sudden loss of altitude and subsequent collision with trees.
- [NTSB CEN10IA453](https://openairdocs.org/ntsb/CEN10IA453.md): Piper PA-32R-301T · Mount Pleasant, TX · Incident · No injuries · Incident investigation · Final report · Aug 1, 2010 · N4184X · No damage
  > The failure of an aileron control cable due to a seized idler pulley bearing.

## 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" = 'TX' 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" = '271' 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/271/sequence?state=TX

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