# NTSB investigations, WI

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 4 of 61 · 3,022 cases

## Cases, newest first

- [NTSB CEN20CA217](https://openairdocs.org/ntsb/CEN20CA217.md): Airborne XT912 · Bristol, WI · Accident · Minor injuries · Class 4 · Data collection · Final report · Jun 7, 2020 · N88ZT · Substantial damage
  > The pilot's incorrect flight control input during the landing flare, which resulted in an impact with the ground.
- [NTSB CEN20CA194](https://openairdocs.org/ntsb/CEN20CA194.md): Cessna 140 · Appleton, WI · Accident · No injuries · Class 4 · Data collection · Final report · May 26, 2020 · N90023 · Substantial damage
  > The pilot's loss of control while landing a tailwheel airplane.
- [NTSB CEN20LA179](https://openairdocs.org/ntsb/CEN20LA179.md): Cessna P210 · Burlington, WI · Accident · 1 fatal · Class 3 · Limited · Final report · May 15, 2020 · N1JA · Substantial damage
  > The pilot did not maintain a safe altitude during the visual approach, and subsequently lost control which resulted an impact with trees and terrain.
- [NTSB CEN20CA119](https://openairdocs.org/ntsb/CEN20CA119.md): Cessna 208 · Rhinelander, WI · Accident · Serious injuries · Data collection · Final report · Mar 5, 2020 · N706FX · Substantial damage
  > The pilot's improper decision to continue an instrument approach to landing following a loss of visual reference with the runway, which resulted in the airplane touching down left of the runway in snow and flipping over.
- [NTSB CEN20LA125](https://openairdocs.org/ntsb/CEN20LA125.md): Mitsubishi MU 2B-40 · Chilton, WI · Accident · No injuries · Class 3 · Limited · Final report · Jan 29, 2020 · N425GZ · Substantial damage
  > The pilot's decision to land on the turf runway with insufficient landing performance and his subsequent loss of control during the landing roll.
- [NTSB CEN20FA008](https://openairdocs.org/ntsb/CEN20FA008.md): Aeronca 7AC · Green Bay, WI · Accident · 2 fatal · Class 3 · Field · Final report · Oct 17, 2019 · N82308 · Substantial damage
  > The pilot’s low final approach path and his failure to see and avoid a truck traveling on a roadway, which resulted in a collision with the truck.
- [NTSB CEN20LA006](https://openairdocs.org/ntsb/CEN20LA006.md): Beech 36 · Waukesha, WI · Accident · No injuries · Class 3 · Limited · Final report · Oct 8, 2019 · N396JG · Substantial damage
  > A total loss of engine power for undetermined reasons.
- [NTSB CEN19LA290](https://openairdocs.org/ntsb/CEN19LA290.md): Beech V35 · Monroe, WI · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 27, 2019 · N6245V · Substantial damage
  > A total loss of engine power due to the failure of the Nos. 5 and 6 connecting rods from a lack of oil lubrication for reasons that could not be determined.
- [NTSB CEN19FA276](https://openairdocs.org/ntsb/CEN19FA276.md): Shirley Carl Sportcopter Vortex · Viroqua, WI · Accident · 1 fatal · Class 2 · Field · Final report · Aug 19, 2019 · N634SC · Destroyed
  > The noncertificated pilot's loss of control of the gyrocopter after a total loss of engine power due to seizure of the crankshaft bearings. Contributing to the accident were the insufficient maintenance of the engine and the pilot's lack of gyrocopter flight…
- [NTSB CEN19CA239](https://openairdocs.org/ntsb/CEN19CA239.md): Cessna 172 · Oshkosh, WI · Accident · No injuries · Data collection · Final report · Jul 28, 2019 · N79575 · Substantial damage
  > The pilot's improper fuel planning and decision to not divert to a closer airport when the planned flight profile changed, which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB CEN19LA243](https://openairdocs.org/ntsb/CEN19LA243.md): Culver LCA · Viroqua, WI · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 25, 2019 · N29272 · Substantial damage
  > A total loss of engine power due to fuel exhaustion.
- [NTSB CEN19CA237](https://openairdocs.org/ntsb/CEN19CA237.md): North American AT 6F · Oshkosh, WI · Accident · No injuries · Data collection · Final report · Jul 24, 2019 · N7976A · Substantial damage
  > The pilot's loss of directional control during landing with a quartering tailwind, which resulted in a runway excursion and subsequent substantial damage.
- [NTSB CEN19IA234](https://openairdocs.org/ntsb/CEN19IA234.md): Mooney M20J · Oshkosh, WI · Incident · No injuries · Class 3 · Incident · Final report · Jul 21, 2019 · N9201A · 2 aircraft · Minor damage
  > The failure of both pilots to remain clear of the other while flying in formation.
- [NTSB CEN19CA227](https://openairdocs.org/ntsb/CEN19CA227.md): Vans RV-8 · Oshkosh, WI · Accident · No injuries · Data collection · Final report · Jul 20, 2019 · N143MS · Substantial damage
  > The pilot’s failure to maintain adequate spacing from the lead airplane while landing following revised landing instructions, which necessitated that the pilot conduct an improper landing flare and resulted in a hard landing.
- [NTSB CEN19LA224](https://openairdocs.org/ntsb/CEN19LA224.md): Piper PA18 · Osceola, WI · Accident · No injuries · Class 3 · Limited · Final report · Jul 14, 2019 · N6983B · Substantial damage
  > The failure of the right horizontal stabilizer during takeoff, resulting in a loss of control and forced landing. Contributing to the accident was the installation of an unapproved stabilizer frame and failure of maintenance personnel to identify…
- [NTSB CEN19LA188](https://openairdocs.org/ntsb/CEN19LA188.md): Cessna 560 · Janesville, WI · Accident · Serious injuries · Class 3 · Limited · Final report · Jun 27, 2019 · N318RW · Minor damage
  > The passenger’s decision to unbuckle her restraints during an in-flight turbulence event, resulting in serious injury.
- [NTSB GAA19CA338](https://openairdocs.org/ntsb/GAA19CA338.md): Pzl-Swidnik PW-5 · Independence, WI · Accident · No injuries · Data collection · Final report · Jun 10, 2019 · N962JH · Substantial damage
  > The separation of the canopy from the glider during an off-airport landing for reasons that could not be determined.
- [NTSB GAA19CA245](https://openairdocs.org/ntsb/GAA19CA245.md): Ercoupe 415 C · Rosendale, WI · Accident · No injuries · Data collection · Final report · May 6, 2019 · N2101H · Substantial damage
  > The pilot's selection of unsuitable terrain for an off-airport precautionary landing, which resulted in impact with a fence and a nose-over.
- [NTSB GAA19CA218](https://openairdocs.org/ntsb/GAA19CA218.md): Cessna 180 · Reedsburg, WI · Accident · No injuries · Data collection · Final report · Apr 20, 2019 · N59DW · Substantial damage
  > The pilot's loss of directional control and subsequent improper brake application during the landing roll, which resulted in a nose-over.
- [NTSB GAA19CA166](https://openairdocs.org/ntsb/GAA19CA166.md): Cessna 177RG · Land O' Lakes, WI · Accident · Minor injuries · Data collection · Final report · Mar 9, 2019 · N52047 · Substantial damage
  > The pilot's improper fuel planning, which resulted in fuel exhaustion and the subsequent total loss of engine power.
- [NTSB GAA19CA157](https://openairdocs.org/ntsb/GAA19CA157.md): Piper PA22 · Superior, WI · Accident · No injuries · Data collection · Final report · Mar 7, 2019 · N522DN · Substantial damage
  > The pilot's failure to maintain directional control during landing on a snow- and ice-covered runway, which resulted in impact with a snowbank and a nose-over.
- [NTSB GAA19CA143](https://openairdocs.org/ntsb/GAA19CA143.md): Cessna 421 · Woodruff, WI · Accident · No injuries · Data collection · Final report · Feb 10, 2019 · N581CJ · Substantial damage
  > The pilot's failure to maintain to directional control during takeoff from a snow-covered runway with a right, quartering tailwind, which resulted in a runway excursion and impact with a snowbank.
- [NTSB CEN19LA060](https://openairdocs.org/ntsb/CEN19LA060.md): Stinson 108 · Keshena, WI · Accident · Serious injuries · Class 3 · Limited · Final report · Jan 19, 2019 · N97969 · Substantial damage
  > A total loss of engine power during cruise flight for undetermined reasons, which resulted in a forced landing and subsequent impact with trees.
- [NTSB CEN19LA071](https://openairdocs.org/ntsb/CEN19LA071.md): Piper PA24 · Beechwood, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Jan 18, 2019 · N6497P · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available information.
- [NTSB CEN19TA075](https://openairdocs.org/ntsb/CEN19TA075.md): MBB BK117 · Strum, WI · Accident · Minor injuries · Final report · Dec 25, 2018 · N145EC · Substantial damage
  > The pilot's failure to maintain clearance from the fire truck.
- [NTSB CEN19LA045](https://openairdocs.org/ntsb/CEN19LA045.md): Brandt Sonex · Lodi, WI · Accident · Serious injuries · Limited investigation · Final report · Dec 15, 2018 · N393SX · Substantial damage
  > The pilot's failure to maintain proper alignment with the runway during final approach, which resulted in impact with a tree.
- [NTSB GAA19CA096](https://openairdocs.org/ntsb/GAA19CA096.md): Beech 36 · Hartford, WI · Accident · No injuries · Data collection · Final report · Dec 12, 2018 · N6650M · Substantial damage
  > The pilot's exceedance of the airplane's critical angle of attack, which resulted in an aerodynamic stall and impact with terrain during landing in icing conditions.
- [NTSB GAA19CA074](https://openairdocs.org/ntsb/GAA19CA074.md): Cirrus SR22 · Sand Creek, WI · Accident · No injuries · Data collection · Final report · Nov 21, 2018 · N579CP · Substantial damage
  > The mechanic's failure to properly secure the air reference line, which resulted in a loss of engine power.
- [NTSB CEN19FA018](https://openairdocs.org/ntsb/CEN19FA018.md): Eurocopter AS350 · Odanah, WI · Accident · 1 fatal · Field investigation · Final report · Oct 29, 2018 · N910S · Destroyed
  > The pilot's loss of helicopter control for undetermined reasons.
- [NTSB GAA18CA546](https://openairdocs.org/ntsb/GAA18CA546.md): Piper PA28 · De Pere, WI · Accident · No injuries · Data collection · Final report · Sep 7, 2018 · N7595R · Substantial damage
  > The pilot's improper decision not to abort the takeoff after the airplane encountered standing water on the runway, which decreased its speed and led to its subsequent inability to climb and resulted in a runway overrun.
- [NTSB CEN18LA361](https://openairdocs.org/ntsb/CEN18LA361.md): Beech 55 · Waupaca, WI · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 1, 2018 · N10DS · Substantial damage
  > The total loss of engine power due to fuel exhaustion.
- [NTSB CEN18LA360](https://openairdocs.org/ntsb/CEN18LA360.md): Stearman A75N1(PT17) · Kenosha, WI · Accident · No injuries · Limited investigation · Final report · Aug 31, 2018 · N64604 · Substantial damage
  > The failed retaining bolt and cracked backing plate, which resulted in a shift of the brake lining to contact the brake drum and a subsequent wheel lock when the brakes were applied.
- [NTSB GAA18CA490](https://openairdocs.org/ntsb/GAA18CA490.md): Cessna 172 · DePere, WI · Accident · Serious injuries · Data collection · Final report · Aug 14, 2018 · N1085U · Substantial damage
  > The pilot’s failure to maintain lateral control and his subsequent failure to maintain the runway heading during an attempted go-around, which resulted in impact with trees.
- [NTSB CEN18TA296](https://openairdocs.org/ntsb/CEN18TA296.md): Fisher Dakato Hawk · Oshkosh, WI · Accident · No injuries · Final report · Jul 26, 2018 · N677TS · Substantial damage
  > The failure of the left main landing gear for reasons that could not be determined, which resulted in a loss of directional control during the ground roll.
- [NTSB CEN18CA293](https://openairdocs.org/ntsb/CEN18CA293.md): Just JA30 Superstol · Oshkosh, WI · Accident · Minor injuries · Data collection · Final report · Jul 24, 2018 · N45FT · Substantial damage
  > The pilot's failure to maintain adequate airspeed during the initial climb and his exceedance of the airplane's critical angle of attack, which resulted in an aerodynamic stall.
- [NTSB CEN18CA291](https://openairdocs.org/ntsb/CEN18CA291.md): Quad City Challenger · Oshkosh, WI · Accident · No injuries · Data collection · Final report · Jul 23, 2018 · N1666R · Substantial damage
  > The pilot’s failure to maintain adequate airspeed during the base to final turn and his exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall.
- [NTSB WPR18FA200](https://openairdocs.org/ntsb/WPR18FA200.md): De Havilland DH112 Venom · Sheboygan, WI · Accident · 1 fatal · Field investigation · Final report · Jul 20, 2018 · N747J · Destroyed
  > The airplane's encounter with wake turbulence from the lead airplane in the formation flight, which resulted in a compressor stall and the airplane's subsequent inability to climb.
- [NTSB GAA18CA432](https://openairdocs.org/ntsb/GAA18CA432.md): Piper PA28 · Oregon, WI · Accident · No injuries · Data collection · Final report · Jul 19, 2018 · N9267H · Substantial damage
  > The pilot's improper decision to take off with a known brake malfunction, which resulted in a collision with a barn during landing on a wet runway.
- [NTSB GAA18CA400](https://openairdocs.org/ntsb/GAA18CA400.md): Champion 8GCBC · Waunakee, WI · Accident · No injuries · Data collection · Final report · Jul 6, 2018 · N114JM · Substantial damage
  > The pilot’s failure to maintain clearance from tall corn along the edge of the airstrip during takeoff.
- [NTSB CEN18FA216](https://openairdocs.org/ntsb/CEN18FA216.md): Cessna T182T · Monroe, WI · Accident · 4 fatal · Field investigation · Final report · Jun 10, 2018 · N1880B · Destroyed
  > Spatial disorientation resulting in a loss of control during the missed approach conducted in instrument meteorological conditions. Contributing to the accident was the pilot's decision to execute an instrument approach in weather conditions that were below…
- [NTSB CEN18FA215](https://openairdocs.org/ntsb/CEN18FA215.md): Robinson Helicopter R44 · Oshkosh, WI · Accident · 1 fatal · Field investigation · Final report · Jun 9, 2018 · N529DW · Substantial damage
  > The pilot's decision to fly over the river at a low altitude and his failure to maintain clearance with wires during low-level flight.
- [NTSB GAA18CA329](https://openairdocs.org/ntsb/GAA18CA329.md): Dobbs George Coot · Malone, WI · Accident · No injuries · Data collection · Final report · Jun 7, 2018 · N100TN · Substantial damage
  > The pilot’s improper decision to take off with a known structural issue, which resulted in hull damage.
- [NTSB CEN18LA200](https://openairdocs.org/ntsb/CEN18LA200.md): Irlbeck Thomas H RV 8 · Somerset, WI · Accident · No injuries · Class 3 · Limited · Final report · May 29, 2018 · N214FF · Substantial damage
  > A total loss of engine power due to damaged and disconnected electronic ignition wires from both the main and backup batteries, which resulted in a forced landing.
- [NTSB CEN18LA159](https://openairdocs.org/ntsb/CEN18LA159.md): Beech A36 · Shullsburg, WI · Accident · No injuries · Limited investigation · Final report · May 5, 2018 · N36LP · Substantial damage
  > A catastrophic engine failure due to improper torque on the engine through-bolt nuts, which resulted in relative movement between the crankcase halves, damage to a main journal bearing, and a loss of oil lubrication.
- [NTSB CEN18LA158](https://openairdocs.org/ntsb/CEN18LA158.md): Robinson Helicopter R44 · East Troy, WI · Accident · No injuries · Class 3 · Limited · Final report · May 4, 2018 · N444VH · Substantial damage
  > A partial loss of engine power for reasons that could not be determined based on the available information, which resulted in impact with terrain and dynamic rollover during the subsequent attempted landing.
- [NTSB CEN18FA149](https://openairdocs.org/ntsb/CEN18FA149.md): Eurocopter AS 350 B2 · Hazelhurst, WI · Accident · 3 fatal · Field investigation · Final report · Apr 27, 2018 · N127LN · Destroyed
  > The pilot's loss of helicopter control as a result of fatigue during cruise flight at night.
- [NTSB GAA18CA221](https://openairdocs.org/ntsb/GAA18CA221.md): Cessna 120 · Iola, WI · Accident · No injuries · Data collection · Final report · Apr 21, 2018 · N1807V · Substantial damage
  > The pilot’s decision to reject the takeoff from a snow-covered grass surface, which resulted in a nose-over.
- [NTSB GAA18CA171](https://openairdocs.org/ntsb/GAA18CA171.md): Beech 76 · Oshkosh, WI · Accident · No injuries · Data collection · Final report · Mar 9, 2018 · N969RA · Substantial damage
  > The pilot’s failure to extend the landing gear and the flight instructor’s failure to ensure that the landing gear were extended during landing. Contributing to the accident were the pilot’s and the instructor’s improper use of checklist.
- [NTSB CEN18LA121](https://openairdocs.org/ntsb/CEN18LA121.md): Hughes 369D · Blair, WI · Accident · Serious injuries · Limited investigation · Final report · Mar 7, 2018 · N499SL · No damage
  > The pilot’s failure to recognize and compensate for hazards during the external load operation, which led to a collision between a lineman (external load) and a powerline.
- [NTSB CEN18LA115](https://openairdocs.org/ntsb/CEN18LA115.md): Messerschmitt-Bolkow-Blohm BK 117 B-2 · Sheboygan, WI · Accident · No injuries · Limited investigation · Final report · Mar 5, 2018 · N1174U · Substantial damage
  > The restricted cyclic control movement for reasons that could not be determined because postaccident examination and testing of the cyclic control system did not reveal any evidence of mechanical malfunctions or failures that would have precluded normal…

Next page: https://openairdocs.org/ntsb.md?state=WI&page=5

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
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'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?page=4&state=WI

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