NTSB investigations: Piper PA-18A 150, MN

5 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

19652026

NTSB investigations: Piper PA-18A 150, MN per year, 1965–2026: 5 cases
1965	1
1966	1
1971	1
1986	1
2020	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" = 'MN' 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\" = 'MN' 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" = 'MN' 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 CEN20CA255Accident · Minor injuriesClass 4 · Data collectionFinal reportPiper PA18A-150 · Brainerd, MNThe pilot's decision to land on a shortened field and his incorrect brake application. Contributing was the flight instructor's lack of oversight.Jul 1, 2020 · N7684D · Substantial damage NTSB CHI87FA012Accident · 2 fatalField investigationFinal reportPiper PA-18-150 · Int'L Falls, MNThe acft was observed maneuvering over the passengers house just prior to the accident. The plt circled the residence with the acft wings almost perpendicular to the ground at an alt between 150 and 200 ft AGL. According to witnesses, as the wings reached the…Oct 25, 1986 · N4875A · Destroyed NTSB MKC71DER78Accident · Serious injuriesClosedPiper PA-18 · Ortonville, MNJun 12, 1971 · N1667P · Substantial damage NTSB MKC67D0021Accident · No injuriesClosedPiper PA-18A · Donaldson, MNJul 1, 1966 · N7175B · Substantial damage NTSB MKC66D0242Accident · No injuriesClosedPiper PA-18A · Fairmont, MNAug 19, 1965 · N9134D · Substantial damage