NTSB investigations: Cessna U206G
8 cases on aircraft the registry lists as Cessna U206G, where the first occurrence was “Loss of engine power(total) - mech failure/malf”. 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 | 1 |
| 1987 | 1 |
| 1989 | 1 |
| 1992 | 1 |
| 1994 | 1 |
| 1997 | 1 |
| 1998 | 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 ('2073356', '2073315', '2073314')
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\" = 351))
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 ('2073356', '2073315', '2073314')
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" = 351))
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 CHI98FA106Accident · 6 fatalField investigationFinal reportCessna U206G · Grain Valley, MOPilot's inadequate preflight, the partial loss of oil and the resulting rod failure. A factor was the pilot's failure to maintain flying speed.NTSB ANC97LA112Accident · Serious injuriesLimited investigationFinal reportCessna 206 · Palmer, AKA fatigue failure of the engine crankshaft, and an inadequate engine cylinder replacement by maintenance personnel. A factor in the accident was unsuitable terrain for a forced landing.NTSB ANC94LA097Accident · No injuriesLimited investigationFinal reportCessna 206 · Mosquito Flats, AKThe missing number 6 cylinder piston pin cap and the subsequent failure of the number 6 cylinder connecting rod cap. Also, the lack of suitable landing area for the forced landing.NTSB ATL92LA072Accident · No injuriesLimited investigationFinal reportCessna U206G · Lafayette, TNThe pilot's inadequate preflight inspections which resulted in oil starvation and eventual failure of the engine. A factor was the rough terrain where the airplane was force landed.NTSB ANC89FA041Accident · 1 fatalField investigationFinal reportCessna U206G · Fairbanks, AKSeparation of the torsional vibration dampers from the crankshaft boss.NTSB FTW87FA190Accident · No injuriesField investigationFinal reportCessna 206G · Georgetown, TXTeardown of the aircraft engine revealed that the engine counterweight vibration damper assembly was out of tolerance. This allowed excessive engine vibration which resulted in failure of the camshaft drive gear and total engine failure. The pilot executed a…NTSB ANC85LA073Accident · No injuriesLimited investigationFinal reportCessna 206 · Seward, AKThe plt stated the acft was in cruise flt when the engine quit. The plt attempted an emergency landing on the beach but crashed in the water. The acft engine was not located for several days after the accident. According to the operator the engine failure was…NTSB ANC82FA094Accident · 4 fatalField investigationFinal reportCessna U206 G · Near Kotzebue, AKAircraft engine lost power over water of hotham inlet on an air taxi flight. Due to low altitude pilot had to ditch the aircraft. Aircraft sank almost immediately. Because of pilot's radio call two passengers were rescued.