NTSB investigations: Mooney M20J
15 cases on aircraft the registry lists as Mooney M20J, where the first occurrence was “Loss of engine power”. 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.
Cases per year
| 1982 | 1 |
|---|---|
| 1985 | 2 |
| 1986 | 1 |
| 1987 | 1 |
| 1988 | 1 |
| 1992 | 1 |
| 1993 | 2 |
| 1994 | 1 |
| 1995 | 1 |
| 1998 | 1 |
| 2002 | 1 |
| 2006 | 2 |
Where
Open the mapLatest cases
Query with SQL
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 ('5870219')
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\" = 350))
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 ('5870219')
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" = 350))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 NYC06LA101Accident · Minor injuriesLimited investigationFinal reportMooney M20J · Norwood, MAImproper maintenance, which resulted in a fatigue fracture of the dual magneto mounting flange, and a subsequent loss of engine power.NTSB MIA06LA058Accident · Minor injuriesLimited investigationFinal reportMooney M20J · Fort Pierce, FLImproper magneto installation by maintenance personnel, which resulted in the magneto detaching from the engine and subsequent loss of engine power.NTSB SEA02LA187Accident · No injuriesLimited investigationFinal reportMooney M20J · Oakley, IDFailure (fracture) of the two number four piston compression rings, leading to the erosion of a section of the piston sidewall, resulting in the exhaustion of the engine's oil supply during cruise flight, followed by a forced landing on a country road.…NTSB FTW99LA027Accident · Minor injuriesLimited investigationFinal reportMooney M20J · San Angelo, TXThe total loss of engine power due to the magneto failure resulting from oil contamination when the bearing plate retainer screw fractured due to improper manufacturing. Factors were the lack of suitable terrain for the forced landing, and the dark night…NTSB NYC95LA092Accident · Minor injuriesLimited investigationFinal reportMooney M20J · Cleveland, OHthe loss of engine power for undetermined reasons, and the pilot's improper decision to fly an extended landing pattern after experiencing a partial loss of engine power.NTSB LAX94LA284Accident · Serious injuriesLimited investigationFinal reportMooney M-20J · Tucson, AZa loss of engine power for undetermined reasons.NTSB BFO93FA153Accident · Serious injuriesField investigationFinal reportMooney M20J · Mitchellville, MDCorrosion in the fuel control unit, which resulted in fuel starvation and loss of engine power. Related factors were: inadequate maintenance, and the lack of suitable terrain for an emergency landing.NTSB MIA93FA156Accident · 1 fatalField investigationFinal reportMooney M20-J · Jackson, MSA power loss for undetermined reasons during takeoff, the failure of the pilot-in-command to abort the takeoff, and his improper decision to turn back to the airport when there was suitable terrain ahead for the forced landing.NTSB FTW93LA012Accident · Minor injuriesLimited investigationFinal reportMooney M20J · Mexia, TXThe pilot fueled the aircraft with jet fuel instead of avaition gasoline. Factors were the unsuitable terrain encountered during the forced landing and the dark night light conditions.NTSB BFO88LA045Accident · No injuriesLimited investigationFinal reportMooney M-20J · Yorktown, VAThe plt was returning to the arpt after a 20 minute local flight. About 5 miles from the arpt he noticed the oil pres/temp gages indicated zero even after he checked the circuit breakers-shortly afterward the engine began to lose power and vibrate severely.…NTSB MIA88LA060Accident · No injuriesLimited investigationFinal reportMooney M20J · St Theresa, FLWhile in cruise flt at 3000 ft south-southeast of st. Theresa, FL over the gulf of Mexico, the plt reported a total loss of power. Attempts to restart were unsuccessful. The acft was then ditched aprx 11 nautical miles & 146 degrees from st. Theresa, FL, near…NTSB NYC86LA071Accident · Minor injuriesLimited investigationFinal reportMooney M20J · Johnstown, PAThe flight was enroute from louisville Kentucky to Connecticut. While cruising at 9000 ft an engine power loss was experienced. An emergency was declared. The ATC set up an ILS approach to runway 33 at Johnstown, PA. However the pilot could not maintain…NTSB ATL86FKG04Accident · Serious injuriesFinal reportMooney M20J · Americus, GAThe acft contacted a tree and came to rest inverted during a forced landing following a loss of pwr. The loss of pwr occurred aprx 5 miles west of the destination arpt. Post accident inspection of the airframe and powerplant failed to disclose any mechanical…NTSB NYC85FA103Accident · 5 fatalField investigationFinal reportMooney MO-20J · Lock Haven, PAPreflt wx briefings were issued to the plt that forecasted moderate icing & turbulence from 3000 to 14000 ft across the planned route. An IFR flt plan was filed and during the flt the plt reported engine problems at 1100 ft MSL. During vectors to closest arpt…NTSB ATL82FLG08Accident · No injuriesFinal reportMooney M-20J · Hilton Head, SCDuring takeoff at about 200 to 300 feet the engine malfunctioned and the pilot elected to make a gear up landing. Investigation revealed that the left wing fuel tank contained over a quart of water. Water and a red substance similar in appearance to tank…