NTSB investigations: Volkswagen CONVERSION, AR

4 cases on aircraft whose registry engine model is Volkswagen CONVERSION. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19842026

NTSB investigations: Volkswagen CONVERSION, AR per year, 1984–2026: 4 cases
1984	1
1990	2
2001	1

Where

Open the map

Latest cases

Query with 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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('63501')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

duckdb -csv -c "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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('63501'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('63501'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB FTW01LA114Accident · Serious injuriesLimited investigationFinal reportBoykin B J B8M · Clarksville, ARthe pilot's inadequate preflight inspection, which resulted in a loose control stick on takeoff, rendering the aircraft uncontrollable.Apr 27, 2001 · N36BJ · Substantial damage NTSB MKC90LA094Accident · No injuriesLimited investigationFinal reportBennett KR-1 · Blytheville, ARImproper handling of the aircraft during a high speed taxi.Apr 18, 1990 · N31123 · Substantial damage NTSB MKC90DPG01Accident · Serious injuriesFinal reportVolksplane WE-1 · Wooster, ARThe power loss for undetermined reasons and the inadvertent stall. A factor was the pilot's maximum performance takeoff.Mar 18, 1990 · N3938 · Destroyed NTSB MKC84FA225Accident · 1 fatalField investigationFinal reportBobby Wayne Watkins Mini Coupe · Nashville, ARThe builder/owner/plt had flown the home built acft for about 10 mins on its 1st test flt which was made a few days prior to the accident. On third flt, he took off on rwy 01, climbed straight-out for awhile, made a left turn to x-wind leg & started a…Jul 21, 1984 · N937BW · Destroyed