NTSB investigations: Piper PA-18-150, WI

10 cases on aircraft the registry lists as Piper PA-18-150. 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-18-150, WI per year, 1964–2026: 10 cases
1964	1
1969	1
1971	1
1973	1
1975	1
1976	1
1998	1
2006	1
2009	1
2014	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" = 'WI' 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 ('7101828', '7104221', '7102835')) 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\" = 'WI' 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 ('7101828', '7104221', '7102835'))
  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" = 'WI' 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 ('7101828', '7104221', '7102835'))
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 CEN15CA071Accident · Minor injuriesData collectionFinal reportPiper PA 18-150 · Minocqua, WIThe pilot did not maintain directional control of the airplane during the landing flare when a sudden wind shift occurred.Dec 7, 2014 · N41594 · Substantial damage NTSB CEN10CA038Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Three Lakes, WIThe pilot's improper flare and touchdown during the water landing.Nov 1, 2009 · N4070Z · Substantial damage NTSB CHI06CA228Accident · No injuriesData collectionFinal reportPiper PA-18 · Waukesha, WIThe pilot's inadequate compensation for the crosswind and failure to maintain directional control which resulted in a groundloop. Factors included the closed runway and the crosswind condition.Aug 7, 2006 · N2396J · Substantial damage NTSB CHI98LA320Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Lac Du Flambeau, WIthe pilot's failure to maintain adequate airspeed and the subsequent inadvertant stall.Aug 9, 1998 · N9044D · Substantial damage NTSB CHI76AC085Accident · 1 fatalClosedPiper PA-18 · Tomahawk, WIAug 9, 1976 · N3697Z · Destroyed NTSB CHI76FER02Accident · No injuriesClosedPiper PA-18 · Cumberland, WIJul 28, 1975 · N5404Y · Substantial damage NTSB CHI73FEP60Accident · Serious injuriesClosedPiper PA-24 · Madison, WIMay 24, 1973 · N7068D · Substantial damage NTSB CHI71FEP53Accident · 1 fatalClosedPiper PA-18 · Ripon, WIJun 13, 1971 · N2366P · Destroyed NTSB CHI70F0097Accident · 1 fatalClosedPiper PA-18 · Berlin, WIJun 21, 1969 · N4308Z · Destroyed NTSB UNK64X2005Accident · Minor injuriesClosedPiper PA18 · Sturtevant, WIMay 29, 1964 · N7077D · Substantial damage