NTSB investigations: Piper PA-18A 150, OK

11 cases on aircraft the registry lists as Piper PA-18A 150. 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-18A 150, OK per year, 1964–2026: 11 cases
1964	1
1966	2
1968	1
1969	1
1970	1
1971	1
1973	1
1976	1
1983	1
1989	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" = 'OK' 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 ('7101837')) 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\" = 'OK' 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 ('7101837'))
  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" = 'OK' 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 ('7101837'))
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 FTW89DPJ06Accident · No injuriesFinal reportPiper PA-18A · Eva, OKThe pilot's failure to maintain visual lookout. A factor was the pilot's limited visual perception due to the ground vehicle.Jun 14, 1989 · N6873B · Substantial damage NTSB FTW83LA168Accident · No injuriesLimited investigationFinal reportPiper PA-18A-150 · Mountain Park, OKThe pilot stated that he was taking off to the north on a highway for a crop spraying operation. The aircraft was loaded with 720 pounds of chemical and 36 gal of fuel. He perceived a breeze from the south but took off north because of a hill to the south.…Mar 28, 1983 · N6983D · Substantial damage NTSB FTW76FPM20Accident · No injuriesClosedPiper PA-18 · Pryor Creek, OKMay 11, 1976 · N6767B · Substantial damage NTSB FTW73FPM15Accident · 1 fatalClosedPiper PA-18A · Welch, OKJun 7, 1973 · N9290D · Destroyed NTSB FTW71FPM28Accident · Minor injuriesClosedPiper PA-18A · Okemah, OKMay 16, 1971 · N6773B · Destroyed NTSB FTW70DPJ05Accident · Serious injuriesClosedPiper PA-18 · Hardesty, OKMar 1, 1970 · N8989D · Destroyed NTSB FTW70D0138Accident · No injuriesClosedPiper PA-18A · Guymon, OKJul 7, 1969 · N8095D · Substantial damage NTSB FTW69F0031Accident · 1 fatalClosedPiper PA-18A · Antlers, OKJun 16, 1968 · N9902D · Destroyed NTSB FTW67A0025Accident · 1 fatalClosedPiper PA-18 · Kellyville, OKAug 21, 1966 · N5897D · Destroyed NTSB FTW66F0640Accident · No injuriesClosedPiper PA-18A · Yukon, OKApr 16, 1966 · N7199D · Substantial damage NTSB UNK64X1856Accident · Serious injuriesClosedPiper PA18 · Sulphur, OKMay 19, 1964 · N9148D · Destroyed