NTSB investigations: Cessna U206G

10 cases on aircraft the registry lists as Cessna U206G, 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

20082026
NTSB investigations: Cessna U206G per year, 2008–2026: 10 cases
20081
20103
20111
20141
20161
20171
20241
20251

Latest 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_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.

NTSB CEN25LA301Accident · No injuriesClass 4 · LimitedFinal reportCessna U206G · Kerrville, TXThe pilot’s failure to confirm the fuel quantity before flight which resulted in a loss of engine power due to fuel starvation.Jul 25, 2025 · N756XY · Substantial damageNTSB WPR24LA314Accident · Minor injuriesClass 3 · LimitedFinal reportCessna U206G · West Sacramento, CAFailure of the No. 4 cylinder fuel injection assembly tube and subsequent total loss of engine power.Sep 19, 2024 · N6522Z · Substantial damageNTSB ERA17LA307Accident · Minor injuriesClass 3 · LimitedFinal reportCessna U206 · Harpswell, MEA total loss of engine power due to maintenance personnel's failure to apply proper torque to the cylinder flange nuts and through bolts, which resulted in shifting of the Nos. 1, 2, and 3 main bearings, loss of lubrication, and failure of the crankshaft.Sep 1, 2017 · N4615X · Substantial damageNTSB CEN16LA335Accident · Serious injuriesLimited investigationFinal reportCessna U206G · Cave-In-Rock, ILA total loss of engine power due to air entering the fuel system for reasons that could not be determined based on available information. Contributing to the accident was the pilot’s inability to restart the engine due to the check valve assembly design.Aug 25, 2016 · N891LL · Substantial damageNTSB ERA14LA193Accident · Serious injuriesLimited investigationFinal reportCessna U206G · Louisa, VAThe pilot's decision to continue operation of the airplane with known mechanical issues (fluctuating oil pressure and metal in the oil filter), which was the result of undertorqued cylinder through bolts. Contributing to the accident was the mechanic's…Apr 11, 2014 · N156SA · Substantial damageNTSB ANC11LA103Accident · No injuriesLimited investigationFinal reportCessna U206G · Beluga, AKThe total loss of engine power for an undetermined reason.Sep 15, 2011 · N1779R · Substantial damageNTSB ERA11FA078Accident · 2 fatalField investigationFinal reportCessna U206G · Leverett, MAA total loss of engine power due to the fatigue failure of the crankshaft, which resulted from improper tightening of the cylinder hold-down nuts.Dec 5, 2010 · N9742Z · Substantial damageNTSB ANC10LA074Accident · No injuriesLimited investigationFinal reportCessna U206G · Homer, AKThe loss of engine power for an undetermined reason, resulting in an off-airport emergency landing and subsequent nose over.Aug 19, 2010 · N9815M · Substantial damageNTSB ANC10LA056Accident · Minor injuriesLimited investigationFinal reportCessna U206G · Iliamna, AKThe total loss of engine power during cruise flight due to a fractured crankshaft.Jun 30, 2010 · N4596U · Substantial damageNTSB ANC08LA113Accident · Minor injuriesLimited investigationFinal reportCessna 206 · Galena, AKThe en route loss of engine power due to a mechanic's failure to tighten a fuel line fitting, which became disconnected in flight.Aug 31, 2008 · N4886U · Substantial damage