NTSB investigations: Mooney M20E

6 cases on aircraft the registry lists as Mooney M20E, where the first occurrence was “Airframe/component/system failure/malfunction”. 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

19822026

NTSB investigations: Mooney M20E per year, 1982–2026: 6 cases
1982	1
1984	1
1987	1
1990	1
1998	1
2004	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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('5870212') AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130)) 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('5870212')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 130))
  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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('5870212')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130))
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 DEN05LA043Accident · No injuriesLimited investigationFinal reportMooney M20E · Telluride, COthe pilot's improper in-flight decision making and inadvertent retraction of the landing gear resulting in a wheels up landing. A contributing factor included the pilot's attention being diverted by the seized engine tachometer.Dec 23, 2004 · N5550Q · Substantial damage NTSB CHI99LA057Accident · No injuriesLimited investigationFinal reportMooney M20E · Tryon, NEother maintenance personnel's not correcting a loose cylinder assembly. Factors were loose engine cylinder assembly, fractured cylinder mounting hardware, the roadway, and road sign.Dec 31, 1998 · N333WS · Substantial damage NTSB CHI90LA276Accident · No injuriesLimited investigationFinal reportMooney M20E · Morrison, ILImproper maintenance of the propeller blade by unknown persons and the subsequent failure of the blade in fatigue during cruise flight. A factor was: unsuitable terrain.Sep 27, 1990 · N7197U · Substantial damage NTSB ATL88IA074Incident · No injuriesIncident investigationFinal reportMooney M-20E · Columbia, SCDuring takeoff the propeller studs failed and the propeller departed the acft. FAA incident rpt stated that propeller had been overhauled and replaced 32 hours prior to the separation. Metallurgical exam of the propeller studs revealed fatigue failure of the…Oct 6, 1987 · N1936Y · Minor damage NTSB ATL85LA065Accident · No injuriesLimited investigationFinal reportMooney M20E · Monroeville, ALPlt unable to electrically or manually fully extend landing gear in traffic pattern so he decided to make a gear up landing. Unknowingly plt had lowered gear to a transit position and gear collapsed on landing. Plt had previous problems with gear and had to…Dec 25, 1984 · N9418V · Substantial damage NTSB FTW82FPA14Accident · Minor injuriesFinal reportMooney M20E · Paris, TXAbout 20 min after takeoff, the pilot noticed oil on the left side glass and windshield while cruising at 7000 ft. he then checked oil pressure and it was near zero. He shut down the engine, and during a forced landing, the aircraft was substantially damaged.…Jun 28, 1982 · N79831 · Substantial damage