# 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 2 of 61 · 3,022 cases

## Cases, newest first

- [NTSB CEN24LA330](https://openairdocs.org/ntsb/CEN24LA330.md): Esqual VM1 · Oshkosh, WI · Accident · No injuries · Class 4 · Limited · Final report · Aug 27, 2024 · N151GH · Substantial damage
  > The pilot’s premature rotation during takeoff which resulted in the airplane settling back to the runway and the subsequent separation of the left wheel.
- [NTSB CEN24LA322](https://openairdocs.org/ntsb/CEN24LA322.md): Piper PA-32-260 · Chetek, WI · Accident · Minor injuries · Class 4 · Limited · Final report · Aug 14, 2024 · N3613W · Substantial damage
  > The pilot’s improper landing flare and hard landing.
- [NTSB CEN24LA299](https://openairdocs.org/ntsb/CEN24LA299.md): Cessna 177A · Palmyra, WI · Accident · No injuries · Class 4 · Limited · Final report · Aug 2, 2024 · N30433 · Substantial damage
  > The student pilot’s failure to maintain directional control during the landing with gusty wind conditions.
- [NTSB CEN24LA286](https://openairdocs.org/ntsb/CEN24LA286.md): Piper PA46 · Radisson, WI · Accident · No injuries · Class 3 · Limited · Final report · Jul 28, 2024 · N4646G · Substantial damage
  > The non-certificated mechanic’s failure to properly tighten and torque the fuel system pressure test port cap, which resulted in a total loss of engine power, and a subsequent forced landing.
- [NTSB CEN24LA288](https://openairdocs.org/ntsb/CEN24LA288.md): Piper PA-28R-180 · Ft. Atkinson, WI · Accident · No injuries · Class 4 · Limited · Final report · Jul 27, 2024 · N980BL · Substantial damage
  > The pilot’s failure to extend the landing gear before landing due to distractions and his failure to conduct the Before Landing checklist.
- [NTSB WPR24LA256](https://openairdocs.org/ntsb/WPR24LA256.md): Diamond Aircraft Ind DA 42 NG · Oshkosh, WI · Accident · No injuries · Class 4 · Limited · Final report · Jul 26, 2024 · N94NG · Substantial damage
  > The pilot’s failure to maintain control during an approach to land, which resulted in a hard landing.
- [NTSB WPR24LA253](https://openairdocs.org/ntsb/WPR24LA253.md): Canadian Car & Foundry Harvard MK IV · Oshkosh, WI · Accident · No injuries · Class 4 · Limited · Final report · Jul 25, 2024 · N52494 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop.
- [NTSB CEN24LA294](https://openairdocs.org/ntsb/CEN24LA294.md): Mooney M20J · Appleton, WI · Incident · No injuries · Class 4 · Limited · Final report · Jul 24, 2024 · N555ED · Minor damage
  > The pilot’s failure to maintain adequate wingtip clearance while taxiing. Contributing to the accident was the ambiguous nonstandard parking at the time of the incident.
- [NTSB CEN24FA277](https://openairdocs.org/ntsb/CEN24FA277.md): Lancair ES · Oshkosh, WI · Accident · 2 fatal · Class 3 · Field · Final report · Jul 22, 2024 · N18BG · Destroyed
  > The pilot’s failure to maintain adequate airspeed which resulted in an exceedance of the airplane’s critical angle of attack and an aerodynamic stall while maneuvering for traffic spacing.
- [NTSB CEN24LA275](https://openairdocs.org/ntsb/CEN24LA275.md): Bell 206B · Cuba City, WI · Accident · Minor injuries · Class 4 · Limited · Final report · Jul 21, 2024 · N67110 · Substantial damage
  > The pilot’s failure to maintain clearance from a wire during an agricultural application pass.
- [NTSB CEN24LA282](https://openairdocs.org/ntsb/CEN24LA282.md): Just Highlander · Oshkosh, WI · Accident · No injuries · Class 3 · Limited · Final report · Jul 20, 2024 · N707KM · Substantial damage
  > The reported uncommanded retraction of the flaps while on short final for unknown reasons, which resulted in a hard landing.
- [NTSB CEN24LA266](https://openairdocs.org/ntsb/CEN24LA266.md): Cessna 172G · West Bend, WI · Accident · Minor injuries · Class 4 · Limited · Final report · Jul 13, 2024 · N129GW · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll.
- [NTSB CEN24LA245](https://openairdocs.org/ntsb/CEN24LA245.md): Raytheon A36 · Land O' Lakes, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 30, 2024 · N47RT · Substantial damage
  > A partial loss of engine power for undetermined reasons.
- [NTSB CEN24LA231](https://openairdocs.org/ntsb/CEN24LA231.md): Foskett James J CH 750 Cruiser · East Troy, WI · Accident · No injuries · Class 4 · Limited · Final report · Jun 19, 2024 · N355VT · Substantial damage
  > The pilot’s failure to maintain directional control during landing in gusting crosswind conditions.
- [NTSB CEN24LA119](https://openairdocs.org/ntsb/CEN24LA119.md): Zenith Stol CH750 · Sextonville, WI · Accident · Serious injuries · Class 3 · Limited · Final report · Feb 23, 2024 · N750WW · Substantial damage
  > A loss of engine power for reasons that could not be determined, followed by a loss of control and subsequent impact with terrain.
- [NTSB CEN24LA106](https://openairdocs.org/ntsb/CEN24LA106.md): Cessna 140 · Hayward, WI · Accident · No injuries · Class 4 · Limited · Final report · Feb 2, 2024 · N1887V · Substantial damage
  > The pilot’s loss of control during landing rollout.
- [NTSB CEN24LA097](https://openairdocs.org/ntsb/CEN24LA097.md): Robinson Helicopter R22 Beta · Kenosha, WI · Accident · Serious injuries · Class 4 · Limited · Final report · Jan 21, 2024 · N8350M · Substantial damage
  > The pilot’s failure to maintain control of the helicopter while landing.
- [NTSB CEN24LA082](https://openairdocs.org/ntsb/CEN24LA082.md): Cessna 172N · Middleton, WI · Accident · No injuries · Class 3 · Limited · Final report · Jan 4, 2024 · N3477E · Substantial damage
  > The student pilot’s failure to maintain directional control during the takeoff roll.
- [NTSB CEN24LA052](https://openairdocs.org/ntsb/CEN24LA052.md): Cessna 182 · Manitowoc, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 30, 2023 · N8880T · Substantial damage
  > Maintenance personnel’s improper servicing of the magnetos, which resulted in their accelerated wear, failure, and the total loss of engine power.
- [NTSB CEN24LA043](https://openairdocs.org/ntsb/CEN24LA043.md): Bearhawk Four · Eau Claire, WI · Accident · No injuries · Class 4 · Limited · Final report · Nov 21, 2023 · N274LC · Substantial damage
  > The pilot’s failure to maintain directional control during landing.
- [NTSB CEN24FA024](https://openairdocs.org/ntsb/CEN24FA024.md): Lancair 320 · Manitowoc, WI · Accident · 1 fatal · Class 3 · Field · Final report · Oct 25, 2023 · N320P · Substantial damage
  > The pilot’s decision to continue the visual flight rules flight into instrument meteorological conditions and failure to maintain clearance from trees and terrain during an unapproved instrument approach. Contributing to the accident was the pilot’s…
- [NTSB CEN24LA012](https://openairdocs.org/ntsb/CEN24LA012.md): Tvap 4 · Franksville, WI · Accident · No injuries · Class 3 · Limited · Final report · Oct 15, 2023 · N42VZ · Substantial damage
  > The improper installation of the supplemental ignition system, which resulted in a total loss of engine power.
- [NTSB CEN24LA001](https://openairdocs.org/ntsb/CEN24LA001.md): Beech 23 · Waupaca, WI · Accident · Serious injuries · Class 4 · Limited · Final report · Oct 1, 2023 · N1963F · Substantial damage
  > The pilot’s failure to maintain directional control during the go-around, that resulted in a runway excursion and an impact with terrain.
- [NTSB CEN23LA430](https://openairdocs.org/ntsb/CEN23LA430.md): Cessna 172S · West Bend, WI · Accident · No injuries · Class 4 · Limited · Final report · Sep 13, 2023 · N529ER · Substantial damage
  > The pilot’s inadequate landing flare that resulted in a hard landing and impact with the runway.
- [NTSB CEN23LA393](https://openairdocs.org/ntsb/CEN23LA393.md): Cessna R172K · Plover, WI · Accident · No injuries · Class 4 · Limited · Final report · Sep 1, 2023 · N172SP · Substantial damage
  > The pilot’s inadequate fuel management which resulted in a total loss of engine power due to fuel starvation.
- [NTSB CEN23FA369](https://openairdocs.org/ntsb/CEN23FA369.md): Piper J5A · Iola, WI · Accident · 1 fatal · Class 3 · Field · Final report · Aug 19, 2023 · N35417 · Substantial damage
  > The pilot’s failure to maintain control of the airplane after landing on a grass taxiway with a tailwind, which resulted in a nose over.
- [NTSB CEN23FA333](https://openairdocs.org/ntsb/CEN23FA333.md): Rotorway 162F · Oshkosh, WI · Accident · 2 fatal · Class 3 · Field · Final report · Jul 29, 2023 · N193AZ · 2 aircraft · Destroyed
  > The failure of the gyroplane pilot to see and avoid the helicopter while maneuvering in the traffic pattern. Contributing to the accident was the gyroplane pilot’s performance of a prohibited maneuver in the traffic pattern.
- [NTSB CEN23FA332](https://openairdocs.org/ntsb/CEN23FA332.md): North American AT-6D · Oshkosh, WI · Accident · 2 fatal · Class 3 · Field · Final report · Jul 29, 2023 · N49961 · Destroyed
  > The pilot’s failure to maintain airspeed while maneuvering, which resulted in the exceedance of the airplane’s critical angle of attack and an aerodynamic stall/spin.
- [NTSB CEN23LA329](https://openairdocs.org/ntsb/CEN23LA329.md): Varga 2150A · Green Lake, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 27, 2023 · N5601G · Substantial damage
  > A loss of engine power due to fuel exhaustion, which resulted from the pilot’s inadequate preflight planning.
- [NTSB CEN23FA320](https://openairdocs.org/ntsb/CEN23FA320.md): Heath V-Strut · Oshkosh, WI · Accident · Minor injuries · Class 3 · Field · Final report · Jul 25, 2023 · N9549 · Substantial damage
  > The pilot’s failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall.
- [NTSB CEN23LA322](https://openairdocs.org/ntsb/CEN23LA322.md): Ercoupe 415-D · Waupun, WI · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 23, 2023 · N415JC · Substantial damage
  > The pilot’s decision to take off without correcting a misinstalled fuel cap, which resulted in a loss of engine power due to fuel starvation caused by improper venting of the fuel system.
- [NTSB CEN23LA323](https://openairdocs.org/ntsb/CEN23LA323.md): Vans RV-10 · Oshkosh, WI · Accident · No injuries · Class 4 · Limited · Final report · Jul 20, 2023 · N917CM · Substantial damage
  > The pilot’s improper landing flare which resulted in a hard landing.
- [NTSB CEN23LA368](https://openairdocs.org/ntsb/CEN23LA368.md): Piper PA-28-180 · Eagle River, WI · Accident · Serious injuries · Class 4 · Limited · Final report · Jul 18, 2023 · N7921W · Substantial damage
  > The pilot’s failure to maintain proper airspeed on approach, which resulted in an extended touchdown, loss of control, and runway excursion.
- [NTSB CEN23LA272](https://openairdocs.org/ntsb/CEN23LA272.md): Six Chuter SR7 XL · Chetek, WI · Accident · Serious injuries · Class 4 · Limited · Final report · Jul 2, 2023 · N6365A · Substantial damage
  > The pilot’s failure to maintain aircraft control during initial climb which resulted in an impact with a pole, trees, and terrain.
- [NTSB CEN23LA250](https://openairdocs.org/ntsb/CEN23LA250.md): Champion 7EC · Waunakee, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 21, 2023 · N80461 · Substantial damage
  > A 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.
- [NTSB CEN23FA239](https://openairdocs.org/ntsb/CEN23FA239.md): Mooney M20R · Watertown, WI · Accident · 2 fatal · Class 3 · Field · Final report · Jun 14, 2023 · N1025C · Destroyed
  > The pilot’s loss of control due to spatial disorientation while operating in instrument meteorological conditions. Contributing to the accident was the pilot’s impairment from the prohibited substance; however, the extent of impairment could not be determined.
- [NTSB CEN23LA236](https://openairdocs.org/ntsb/CEN23LA236.md): Cessna 180G · Stevens Point, WI · Accident · No injuries · Class 4 · Limited · Final report · Jun 8, 2023 · N223WH · Substantial damage
  > The pilot’s failure to maintain directional control during landing that resulted in a ground loop and impact with the runway.
- [NTSB CEN23LA229](https://openairdocs.org/ntsb/CEN23LA229.md): Piper J3C-65 · Salem, WI · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 5, 2023 · N42220 · Substantial damage
  > The pilot’s improper landing flare, which resulted in a hard landing and the left main landing gear collapse.
- [NTSB CEN23LA209](https://openairdocs.org/ntsb/CEN23LA209.md): Kolb Firestar SS · Lodi, WI · Accident · No injuries · Class 4 · Limited · Final report · May 29, 2023 · N994TA · Substantial damage
  > The pilot’s failure to maintain control during takeoff.
- [NTSB CEN23LA104](https://openairdocs.org/ntsb/CEN23LA104.md): Cirrus Design SF50 · Waukesha, WI · Accident · No injuries · Class 4 · Limited · Final report · Feb 8, 2023 · N426SJ · Substantial damage
  > The pilot’s failure to maintain aircraft control during landing. Contributing to the accident was the pilot’s inadequate preflight inspection removal of the angle of attack vane cover.
- [NTSB CEN23LA133](https://openairdocs.org/ntsb/CEN23LA133.md): Beech F33A · Hilbert, WI · Accident · No injuries · Class 4 · Limited · Final report · Feb 6, 2023 · N1074W · Substantial damage
  > The pilot’s inadequate fuel management, which resulted in a total loss of engine power due to fuel starvation.
- [NTSB CEN23LA099](https://openairdocs.org/ntsb/CEN23LA099.md): Piper PA-28-160 · Eau Claire, WI · Accident · No injuries · Class 3 · Limited · Final report · Feb 5, 2023 · N9770J · Destroyed
  > The engine fire that began for undetermined reasons following numerous engine start attempts.
- [NTSB CEN23LA098](https://openairdocs.org/ntsb/CEN23LA098.md): Cessna 120 · Eagle River, WI · Accident · No injuries · Class 4 · Limited · Final report · Jan 25, 2023 · N73034 · Substantial damage
  > The pilot’s decision to takeoff from an unsuitable surface which resulted in collision with an object.
- [NTSB CEN23LA037](https://openairdocs.org/ntsb/CEN23LA037.md): Fairchild SA227-AT · Pewaukee, WI · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 15, 2022 · N247DH · Substantial damage
  > The flight crew’s failure to maintain adequate airspeed and their exceedance of the airplane’s critical angle of attack during the instrument approach, which resulted in an aerodynamic stall. Contributing to the accident was an undetermined anomaly in the…
- [NTSB CEN22LA441](https://openairdocs.org/ntsb/CEN22LA441.md): Piper PA-28-180 · Shell Lake, WI · Accident · No injuries · Class 4 · Limited · Final report · Sep 29, 2022 · N5152S · Substantial damage
  > A collision with a deer during landing, which resulted in substantial damage to the left wing.
- [NTSB ERA22FA399](https://openairdocs.org/ntsb/ERA22FA399.md): Conway Philip J Glasair Super II SFT · Bay City, WI · Accident · 2 fatal · Class 3 · Field · Final report · Sep 6, 2022 · N11HC · Substantial damage
  > The continuation of a poorly-flown, unstabilized approach and the flight instructor’s failure to direct a discontinuance of that approach, resulting in a collision with terrain during turn to final.
- [NTSB CEN22LA353](https://openairdocs.org/ntsb/CEN22LA353.md): Sonex Sonex · River Falls, WI · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 29, 2022 · N1557S · Substantial damage
  > The pilot’s improper fuel planning, which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB CEN22LA346](https://openairdocs.org/ntsb/CEN22LA346.md): Meschler Gary R RV-4 · Oshkosh, WI · Accident · No injuries · Class 4 · Limited · Final report · Jul 28, 2022 · N79KM · 2 aircraft · Substantial damage
  > The failure of the pilot of N694V (RV-8) to maintain clearance from the preceding airplane, N79KM (RV-4), while taxiing for takeoff, which resulted in an on-ground collision.
- [NTSB CEN22LA440](https://openairdocs.org/ntsb/CEN22LA440.md): Beech C23 · Merrill, WI · Accident · No injuries · Class 4 · Limited · Final report · Jul 27, 2022 · N2240L · Substantial damage
  > The student pilot's failure to maintain adequate roll control during takeoff with a quartering tailwind.
- [NTSB CEN22LA339](https://openairdocs.org/ntsb/CEN22LA339.md): Cessna T310R · Oshkosh, WI · Accident · No injuries · Class 4 · Limited · Final report · Jul 24, 2022 · N731AJ · Substantial damage
  > The pilot’s loss of control while landing.

Next page: https://openairdocs.org/ntsb.md?state=WI&page=3

## 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=2&state=WI

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