# NTSB investigations: Lake LA-4-200, OK

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 FTW00LA133](https://openairdocs.org/ntsb/FTW00LA133.md): Lake LA-4-200 · Claremore, OK · Accident · Minor injuries · Limited investigation · Final report · Apr 28, 2000 · N5023L · Substantial damage
  > The pilot's premature raising of the flaps.
- [NTSB FTW85LA008](https://openairdocs.org/ntsb/FTW85LA008.md): Lake LA-4-200 · Waurika, OK · Accident · Serious injuries · Limited investigation · Final report · Oct 7, 1984 · N6685L · Destroyed
  > According to witnesses, the acft nose was too low at water contact on lndg touchdown and the nose and right pontoon dug into the water. The acft swerved abruptly to the right, flipped inverted and sank. No logs or other floating debris were located during a…

## 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" = 'OK' 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 ('5110310'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=5110310&state=OK

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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.