NTSB investigations: Piper PA-23-250, KY

9 cases on aircraft the registry lists as Piper PA-23-250. 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

19672026

NTSB investigations: Piper PA-23-250, KY per year, 1967–2026: 9 cases
1967	1
1969	1
1970	1
1972	2
1976	1
1978	1
1979	1
1990	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" = 'KY' 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 ('7102308')) 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\" = 'KY' 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 ('7102308'))
  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" = 'KY' 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 ('7102308'))
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 BFO91LA015Accident · No injuriesLimited investigationFinal reportPiper PA-23-250 · Milton, KYThe in-flight failure of both engines due to the pilot's mismanagement of the fuel system.Nov 16, 1990 · N6996A · Substantial damage NTSB IAD80FA006Accident · Minor injuriesClosedPiper PA-23 · Harlan, KYOct 29, 1979 · N62727 · Substantial damage NTSB IAD78FA073Accident · 1 fatalClosedPiper PA-23 · Marion, KYJun 22, 1978 · N5421Y · Destroyed NTSB IAD76AI076Accident · 2 fatalClosedPiper PA-23 · West Liberty, KYJun 12, 1976 · N852PS · Destroyed NTSB CHI73FLQ09Accident · No injuriesClosedPiper PA-24 · Springfield, KYAug 18, 1972 · N99SP · Substantial damage NTSB CHI72FLQ44Accident · No injuriesClosedPiper PA-23 · Nancy, KYJun 14, 1972 · N205G · Substantial damage NTSB CHI71DGJ05Accident · No injuriesClosedPiper PA-23 · Madisonville, KYAug 28, 1970 · N5992Y · Substantial damage NTSB CHI70F0171Accident · Serious injuriesClosedPiper PA-23 · Corbin, KYJul 22, 1969 · N4754P · Substantial damage NTSB CHI68D0015Accident · No injuriesClosedPiper PA-23 · Lexington, KYJul 2, 1967 · N5935Y · Substantial damage