NTSB investigations: Piper PA-25, IA

8 cases on aircraft the registry lists as Piper PA-25. 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

19662026

NTSB investigations: Piper PA-25, IA per year, 1966–2026: 8 cases
1966	1
1971	1
1972	1
1974	2
1978	1
1993	1
1995	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" = 'IA' 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 ('7102502')) 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\" = 'IA' 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 ('7102502'))
  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" = 'IA' 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 ('7102502'))
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 CHI95LA228Accident · Serious injuriesLimited investigationFinal reportReed RS15 · Ames, IAThe glider pilot's inadequate preflight of the glider by failing to properly secure a push-pull tube to the glider's right ruddervator; and failure of both the glider pilot and the tow pilot to release the tow rope, which led to a stall of the tow airplane.Jul 18, 1995 · N964 · 2 aircraft · Destroyed NTSB CHI93DCD02Accident · 1 fatalFinal reportPiper PA-25 · Essex, IAFatigue failure of the forward spar fuselage attachment assembly for the right wing. A factor related to the accident was: the lack of a directed inspection procedure that could have been provided with the issuance of an airworthiness directive.May 21, 1993 · N6453Z · Destroyed NTSB MKC78DCD55Accident · No injuriesClosedPiper PA-25 · Milford, IASep 7, 1978 · N6447Z · Substantial damage NTSB MKC75FCD01Accident · No injuriesClosedPiper PA-25 · Southerland, IAJul 4, 1974 · N6374Z · Substantial damage NTSB MKC74FCD32Accident · Minor injuriesClosedPiper PA-25 · Anita, IAMay 22, 1974 · N6023Z · Destroyed NTSB MKC73DCD18Accident · No injuriesClosedPiper PA-25 · Pocahontas, IAAug 28, 1972 · N6097Z · Destroyed NTSB MKC72DCD12Accident · No injuriesClosedPiper PA-25 · Oelwein, IAJul 19, 1971 · N6215Z · Substantial damage NTSB MKC67D0183Accident · No injuriesClosedPiper PA-25 · Wilton Junct, IAAug 27, 1966 · N6241Z · Substantial damage