NTSB investigations: Beech D18S, HI

6 cases on aircraft the registry lists as Beech D18S. 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

19642026

NTSB investigations: Beech D18S, HI per year, 1964–2026: 6 cases
1964	1
1972	1
1980	2
1987	1
1991	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" = 'HI' 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 ('1151004')) 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\" = 'HI' 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 ('1151004'))
  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" = 'HI' 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 ('1151004'))
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 LAX92LA042Accident · No injuriesLimited investigationFinal reportBeech D18S · Hilo, HIThe aircraft's lack of single engine performance to maintain altitude after the engine lost power. Factors related to the accident were: displacement/mechanical interference within the accessory drive gear system of the left engine, failure of the left engine…Nov 10, 1991 · N4193 · Substantial damage NTSB LAX88LA044Accident · No injuriesLimited investigationFinal reportBeech D18S · Mokuleia, HIThe plt rprtd that he had made a normal preflight, but after the acft had rolled about 200 to 250 ft on the takeoff roll, the nose gear collapsed. The acft came to rest with damage to the nose section, props & engs. Drg an inspn of the acft, the landing gear…Nov 15, 1987 · N802H · Substantial damage NTSB LAX80FJA19Accident · Minor injuriesClosedBeech D18S · Honolulu, HIJun 22, 1980 · N191U · Substantial damage NTSB LAX80FA033Accident · 2 fatalClosedBeech D18S · Honolulu, HIJan 8, 1980 · N641E · Destroyed NTSB DCA72AZ008Accident · 8 fatalClosedBeech D18S · Molokai, HIFeb 22, 1972 · N5642V · Destroyed NTSB UNK64X0232Accident · Minor injuriesClosedBeechcraft D18S · Kaanapali, HIJan 12, 1964 · N2424E · Substantial damage