NTSB investigations, WI

20 cases where the sequence of events included Powerplant sys/comp malf/fail.

Cases per year

20082026
NTSB investigations, WI per year, 2008–2026: 20 cases
20081
20092
20101
20112
20121
20167
20212
20221
20232
20241

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.\"eventStateOrRegion\" = 'WI' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '340' 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 CEN25LA053Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-28R-200 · Boscobel, WIThe ice obstruction of the engine oil breather tube and alternate air outlet, which resulted in a failure of the crankcase oil seal and loss of engine oil. Contributing to the accident was the incorrect engine oil breather tube installed in the airplane by…Dec 2, 2024 · N41997 · Substantial damageNTSB CEN24LA012Accident · No injuriesClass 3 · LimitedFinal reportTvap 4 · Franksville, WIThe improper installation of the supplemental ignition system, which resulted in a total loss of engine power.Oct 15, 2023 · N42VZ · Substantial damageNTSB CEN23LA250Accident · Minor injuriesClass 3 · LimitedFinal reportChampion 7EC · Waunakee, WIA total loss of engine power during the initial takeoff climb due to a worn manual fuel primer pump locking mechanism, which resulted in an unlocked primer and an overly rich fuel mixture.Jun 21, 2023 · N80461 · Substantial damageNTSB CEN22LA334Accident · Minor injuriesClass 3 · LimitedFinal reportVan's RV-10 · Beaver Dam, WIThe improperly secured spark plug boot that resulted in smoke in the cockpit and a subsequent off-airport landing.Jul 22, 2022 · N4400K · Substantial damageNTSB CEN21LA222Accident · Minor injuriesClass 3 · LimitedFinal reportFlight Design Ctls · Racine, WIThe fatigue failure of the carburetor throttle control cable, which resulted in a partial loss of engine control.May 18, 2021 · N521CT · DestroyedNTSB CEN21FA130Accident · 2 fatalClass 3 · FieldFinal reportVelocity Vtwin · Janesville, WIThe exceedance of the maximum airspeed for flight with the landing gear extended, which resulted in a separation of the right main landing gear door that subsequently impacted the right propeller and resulted in a total loss of right engine power.…Feb 16, 2021 · N13VT · Substantial damageNTSB CEN16LA302Accident · Serious injuriesLimited investigationFinal reportSonex Waiex · Fond du Lac, WIA partial loss of engine for reasons that could not be determined during an examination of the engine.Aug 3, 2016 · N12YX · Substantial damageNTSB CEN16LA309Accident · No injuriesLimited investigationFinal reportCessna 172K · Neenah, WIA loss of engine power due to oil starvation, which resulted from the pilot, who was not a certified airframe and powerplant mechanic, removing the vacuum pump from the engine, and his misconception that he could operate the airplane without the pump.Aug 2, 2016 · N46459 · Substantial damageNTSB CEN16LA294Accident · No injuriesLimited investigationFinal reportBell 47G 2 · Oshkosh, WIThe loosening and separation of the throttle linkage nut, which resulted in a loss of throttle control and subsequent hard landing after autorotation.Jul 30, 2016 · N975BH · Substantial damageNTSB CEN16FA290Accident · 1 fatalField investigationFinal reportFlight Design Ctls · Fond du Lac, WICarburetor contamination following exposure to water in the fuel, which resulted in a carburetor malfunction and a partial loss of engine power. Contributing to the accident was the pilot's loss of airplane control that resulted in a stall.Jul 28, 2016 · N527TS · Substantial damageNTSB CEN16LA273Accident · No injuriesLimited investigationFinal reportBrandt Sonex · Lodi, WIThe separated rocker arm assembly for undetermined reasons, which resulted in the partial loss of engine power and led to the landing gear collapsing during the subsequent forced landing.Jul 19, 2016 · N393SX · Substantial damageNTSB GAA16CA322Accident · Serious injuriesData collectionFinal reportMarks Steven Challenger · Marion, WIThe failure of the airplane engine drive belt during the takeoff, resulting in a forced landing and impact with terrain.Jun 18, 2016 · N7058U · Substantial damageNTSB CEN16FA171Accident · 1 fatalField investigationFinal reportMcdonnell Douglas Helicopter 369E · Reedsville, WIThe failure of the power turbine governor's dual-spool bearing due to a lack of lubrication, which resulted in a complete loss of engine power and subsequent impact with terrain.May 4, 2016 · N629JK · Substantial damageNTSB CEN12LA530Accident · Serious injuriesLimited investigationFinal reportWilliams John T-51 Mustang · Oshkosh, WIThe separation of an engine cooling hose from the radiator.Aug 7, 2012 · N151TA · Substantial damageNTSB CEN12FA025Accident · No injuriesField investigationFinal reportPiper PA-28R-200 · Watertown, WIThe separation of the number 2 connecting rod from the crankshaft for reasons that could not be determined during postaccident metallurgical examination, which ultimately resulted in a total loss of engine power.Oct 17, 2011 · N300KR · Substantial damageNTSB CEN11LA177Accident · Minor injuriesLimited investigationFinal reportPiper PA-16 · Lake Koshkonong, WIA loss of engine power for undetermined reasons during a low-altitude pass over a frozen lake.Feb 5, 2011 · N5945H · Substantial damageNTSB CEN10LA123Accident · Minor injuriesLimited investigationFinal reportCessna 172N · Genoa City, WIA total loss of engine power due to the failure of the bolts that held in place the connecting rods to the engine's No. 3 and No. 4 cylinders as a result of the engine overhaul facility's improper installation of the bolts during a recent overhaul.Feb 14, 2010 · N24CV · Substantial damageNTSB CEN10IA059Incident · No injuriesIncident investigationFinal reportPiper PA-46-310P · Elk Mound, WIThe loss of engine power due to component failure from excessive heating of the engine connecting rod journals.Nov 13, 2009 · N667PC · Minor damageNTSB CEN09LA602Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-301A · New Miner, WIA total loss of engine power due to the fatigue failure of the engine torsion shaft. Contributing to the accident was the chrome plating of the shaft by an undetermined maintenance/overhaul facility.Aug 22, 2009 · N3651R · Substantial damageNTSB CHI08LA230Accident · Minor injuriesLimited investigationFinal reportCessna 172RG · Tomahawk, WIA total loss of engine power due to a loss of all of the engine's oil as a result of the safety wire on the governor idler gear shaft's oil plug breaking, leading to the oil plug coming unscrewed. Contributing to the accident was the lack of a suitable area…Aug 2, 2008 · N6520R · Substantial damage