# NTSB investigations, AR: Medical 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 CEN21LA070](https://openairdocs.org/ntsb/CEN21LA070.md): Piper PA38 · Franklin, AR · Accident · 2 fatal · Class 3 · Limited · Final report · Nov 30, 2020 · N9879T · Destroyed
  > The impairment of both pilots from carbon monoxide exposure due to a degraded muffler. Contributing to the accident was the inadequate maintenance inspection, which failed to detect the degraded muffler.
- [NTSB CEN18LA274](https://openairdocs.org/ntsb/CEN18LA274.md): Cessna 150 · Lakeview, AR · Accident · Serious injuries · Limited investigation · Final report · Jul 12, 2018 · N50183 · Substantial damage
  > The student pilot’s impairment by alcohol and multiple medications, which led to his failure to maintain obstacle clearance during takeoff and the subsequent exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall and…

## 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" = 'AR' 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" = '850' 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/850/sequence?state=AR

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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.