NTSB investigations: Maule M-4-220C
5 cases on aircraft the registry lists as Maule M-4-220C, where the sequence of events included Loss of engine power (total). 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
| 2010 | 1 |
|---|---|
| 2012 | 1 |
| 2013 | 1 |
| 2021 | 1 |
| 2023 | 1 |
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 ('5460114')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s.\"tier2Number\" = '341' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\")))
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 ('5460114')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '341' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
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 WPR23LA131Accident · Minor injuriesClass 4 · LimitedFinal reportMaule M-4-220C · Santa Ynez, CAThe pilot’s inadequate fuel planning, which resulted in a loss of engine power due to fuel starvation.NTSB ERA22LA052Accident · No injuriesClass 4 · LimitedFinal reportMaule M-4-220C · Ridgeway, VAThe pilot’s improper fuel management which resulted in a loss of engine power due to fuel exhaustion. Contributing to the accident was the pilot’s inadequate preflight inspection.NTSB ERA13LA268Accident · Minor injuriesLimited investigationFinal reportMaule M-4-220C · Fredericksburg, PAA total loss of engine power due to the fatigue failure of the No. 4 cylinder piston pin.NTSB ANC12CA047Accident · No injuriesData collectionFinal reportMaule M-4-220C · Sterling, AKThe pilot's failure to use a preflight checklist and subsequent failure to turn on the airplane's fuel supply, which resulted in a loss of engine power due to fuel starvation.NTSB CEN10CA087Accident · No injuriesData collectionFinal reportMaule M-4-220C · Pearsall, TXA total loss of engine power due to fuel exhaustion as a result of the pilot’s inadequate preflight planning.