NTSB investigations: Piper PA-23-250, ME

8 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

19642026

NTSB investigations: Piper PA-23-250, ME per year, 1964–2026: 8 cases
1964	1
1969	3
1973	1
1974	1
1977	1
1987	1

Where

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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" = 'ME' 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\" = 'ME' 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" = 'ME' 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 NYC87LA135Accident · Serious injuriesLimited investigationFinal reportPiper PA-23-250 · Portland, METhe pilot of the PA-23 was attempting an NDB approach into the Portland, ME. Int'l jetport. The wx was rpt'd as moderate turbulence and moderate or greater icing, the icing level was rpt'd from the surface to 16000 ft. prior to this NDB approach the pilot had…Apr 28, 1987 · N13808 · Destroyed NTSB NYC77FA073Accident · No injuriesClosedPiper PA-23 · Rockland, MEJul 25, 1977 · N594DE · Substantial damage NTSB NYC75FNC06Accident · No injuriesClosedPiper PA-23 · Pittsfield, MEJul 10, 1974 · N6365Y · Substantial damage NTSB NYC73AN155Accident · 2 fatalClosedPiper PA-23 · Princeton, MEJun 22, 1973 · N157TD · Destroyed NTSB NYC70A0061Accident · 3 fatalClosedPiper PA-23 · Passadumkeag, MEDec 10, 1969 · N5090Y · Destroyed NTSB NYC69A0094Accident · No injuriesClosedPiper PA-23 · Portland, MEApr 18, 1969 · N5090Y · Substantial damage NTSB NYC69D0314Accident · No injuriesClosedPiper PA-23 · Pittsfield, MEFeb 6, 1969 · N6370Y · Substantial damage NTSB UNK64X1980Accident · No injuriesClosedPiper PA23 · Millinocket, MEMay 27, 1964 · N5090Y · Substantial damage