# 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 13 of 61 · 3,022 cases

## Cases, newest first

- [NTSB CHI04CA094](https://openairdocs.org/ntsb/CHI04CA094.md): Cessna 180 · Long Lake, WI · Accident · No injuries · Data collection · Final report · Mar 31, 2004 · N223WH · Substantial damage
  > The pilot flared improperly and failed to maintain directional control during landing.
- [NTSB CHI04LA084](https://openairdocs.org/ntsb/CHI04LA084.md): Boeing 757-200 · Janesville, WI · Accident · Serious injuries · Limited investigation · Final report · Mar 1, 2004 · N516UA · No damage
  > The unexpected encounter with convective turbulence.
- [NTSB CHI04LA079](https://openairdocs.org/ntsb/CHI04LA079.md): Robinson R44 · Burlington, WI · Accident · No injuries · Limited investigation · Final report · Feb 28, 2004 · N7184G · Substantial damage
  > The pilot's inadequate visual lookout and his failure to obtain/maintain clearance from the transmission wire during the takeoff. Factors contributing to the accident were the transmission wire and the pole.
- [NTSB CHI04LA075](https://openairdocs.org/ntsb/CHI04LA075.md): Cessna 120 · Merrill, WI · Accident · No injuries · Limited investigation · Final report · Feb 21, 2004 · N73034 · Substantial damage
  > The pilot's selection of unsuitable terrain to conduct a landing. Factors were the reported flat light conditions and the uneven terrain.
- [NTSB CHI04LA083](https://openairdocs.org/ntsb/CHI04LA083.md): Cessna 195 · Manitowoc, WI · Accident · No injuries · Limited investigation · Final report · Feb 19, 2004 · N4351V · Minor damage
  > The Cessna 195 pilot's failure to maintain clearance from the Cessna 177RG while taxiing to the ramp after landing. A contributing factor was the restricted forward visibility (blind spot) of the Cessna 195 due to the engine cowling. An additional factor was…
- [NTSB CHI04LA064](https://openairdocs.org/ntsb/CHI04LA064.md): Piper PA-28R-200 · Lone Rock, WI · Accident · Minor injuries · Limited investigation · Final report · Feb 7, 2004 · N5039S · Substantial damage
  > The pilot's continued flight into icing conditions resulting in ice accretion on the wing and his failure to maintain airspeed resulting in a stall.
- [NTSB CHI04FA045](https://openairdocs.org/ntsb/CHI04FA045.md): Mooney 20E · Webster, WI · Accident · 2 fatal · Field investigation · Final report · Dec 20, 2003 · N1275X · Destroyed
  > The pilot's inadequate decision to conduct a low altitude flight maneuver without sufficient altitude to maintain clearance from the terrain. Low altitude flight and ostentatious display are contributing factors.
- [NTSB CHI04LA042](https://openairdocs.org/ntsb/CHI04LA042.md): Beech 99 · Mosinee, WI · Accident · No injuries · Limited investigation · Final report · Dec 16, 2003 · N399CZ · Substantial damage
  > The pilot's failure to maintain the proper descent rate and his inadequate flare.
- [NTSB CHI04LA036](https://openairdocs.org/ntsb/CHI04LA036.md): Cessna 182R · Wausau, WI · Accident · No injuries · Limited investigation · Final report · Nov 22, 2003 · N323KW · Substantial damage
  > The pilot 's improper flare which resulted in a hard landing, and the flight instructors inadequate supervision.
- [NTSB CHI04LA034](https://openairdocs.org/ntsb/CHI04LA034.md): Piper PA-32-300 · Superior, WI · Accident · No injuries · Limited investigation · Final report · Nov 21, 2003 · N28693 · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during the landing roll. Factors associated with the accident were the ditch that the airplane contacted.
- [NTSB CHI04LA027](https://openairdocs.org/ntsb/CHI04LA027.md): Bell 206B · Coleman, WI · Accident · Minor injuries · Limited investigation · Final report · Nov 3, 2003 · N3198C · Destroyed
  > The loss of engine power for undetermined reasons and the unsuitable terrain encountered for the forced landing. The garage building was a factor.
- [NTSB CHI04LA014](https://openairdocs.org/ntsb/CHI04LA014.md): Croke Zenith CH 701 · Brussels, WI · Accident · No injuries · Limited investigation · Final report · Oct 16, 2003 · N701US · Substantial damage
  > A partial loss of engine power for undetermined reasons.
- [NTSB CHI03LA321](https://openairdocs.org/ntsb/CHI03LA321.md): Cessna 305A · New Richmond, WI · Accident · No injuries · Limited investigation · Final report · Sep 25, 2003 · N5237G · Substantial damage
  > The pilot's inadequate compensation for wind and his failure to maintain directional control. The pilot's in-flight selection of the wrong runway and excessive application of brake pressure are contributing factors.
- [NTSB CHI03LA308](https://openairdocs.org/ntsb/CHI03LA308.md): Piper PA-20 · Wausau, WI · Accident · No injuries · Limited investigation · Final report · Sep 8, 2003 · N5595H · Substantial damage
  > The excessive free play resulting in a loose tail wheel assembly and a failure of the flight crew to maintain directional control during the landing rollout.
- [NTSB CHI03FA301](https://openairdocs.org/ntsb/CHI03FA301.md): Aeronca 11BC · Colfax, WI · Accident · 1 fatal · Field investigation · Final report · Sep 7, 2003 · N4103E · Substantial damage
  > The pilot failed to maintain adequate airspeed while maneuvering which resulted in an inadvertent stall. A factor associated with the accident was the low altitude at which the pilot was maneuvering.
- [NTSB CHI03LA281](https://openairdocs.org/ntsb/CHI03LA281.md): Cessna 150J · Fennimore, WI · Accident · Minor injuries · Limited investigation · Final report · Aug 23, 2003 · N61134 · Substantial damage
  > The loss of engine power in cruise flight due to carburetor icing. A factor was the unsuitable terrain the pilot encountered during his forced landing.
- [NTSB CHI03LA274](https://openairdocs.org/ntsb/CHI03LA274.md): Boeing A-75 · La Crosse, WI · Accident · No injuries · Limited investigation · Final report · Aug 20, 2003 · N806RB · Substantial damage
  > The total loss of engine power due to a fatigue fracture of the engine's crankshaft. A factor was the corn crop.
- [NTSB CHI03LA272](https://openairdocs.org/ntsb/CHI03LA272.md): Piper PA-25 · Brandon, WI · Accident · No injuries · Limited investigation · Final report · Aug 19, 2003 · N4346Y · Substantial damage
  > The pilot failed to maintain clearance from the corn crop during an aerial application maneuver. Additional factors were the terrain induced turbulence and the corn crop.
- [NTSB CHI03LA256](https://openairdocs.org/ntsb/CHI03LA256.md): Nicoson Antares MA-33 · Palmyra, WI · Accident · No injuries · Limited investigation · Final report · Aug 10, 2003 · N246AN · Destroyed
  > The loss of engine power for undetermined reasons and the pilot misjudging the descent rate during the forced landing, which resulted in the airplane landing short of the desired landing area. A factor to the accident was the fence.
- [NTSB CHI03LA255](https://openairdocs.org/ntsb/CHI03LA255.md): Taylorcraft F19 · Lakewood, WI · Accident · No injuries · Limited investigation · Final report · Aug 4, 2003 · N3575T · Substantial damage
  > A loss of engine power due to fuel starvation as a result of the pilot's improper use of the fuel system. A related factor was the tree.
- [NTSB CHI03FA239](https://openairdocs.org/ntsb/CHI03FA239.md): Gerlach Skyraider II · Oshkosh, WI · Accident · No injuries · Field investigation · Final report · Aug 2, 2003 · N1068S · Substantial damage
  > The pilot's failure to abort the takeoff, his improper use of flaps during the takeoff, and his failure to attain sufficient airspeed resulting in an inadvertent stall and subsequent impact with a road.
- [NTSB CHI03FA238](https://openairdocs.org/ntsb/CHI03FA238.md): Degair Lancair 360 · Oshkosh, WI · Accident · No injuries · Field investigation · Final report · Aug 1, 2003 · N3602D · 2 aircraft · Substantial damage
  > The other airplane pilot's inadequate visual look out and his failure to perform a go-around, and maintain clearance from the other aircraft.
- [NTSB CHI03FA234](https://openairdocs.org/ntsb/CHI03FA234.md): Beech M35 · Oshkosh, WI · Accident · No injuries · Field investigation · Final report · Jul 29, 2003 · N9785R · Substantial damage
  > The pilot's inadequate in-flight planning/decision and his failure to execute a go-around. Contributing factors were the pilot's failure to attain alignment with the runway centerline, the runway light and the airport sign.
- [NTSB CHI03LA225](https://openairdocs.org/ntsb/CHI03LA225.md): Beech C23 · Madison, WI · Accident · No injuries · Limited investigation · Final report · Jul 25, 2003 · N9361S · Substantial damage
  > The dual student's delay in executing the aborted takeoff. Also causal was the pilot-in-command's delayed remedial action.
- [NTSB CHI03LA222](https://openairdocs.org/ntsb/CHI03LA222.md): Cessna 195 · Racine, WI · Accident · No injuries · Limited investigation · Final report · Jul 19, 2003 · N355ST · Substantial damage
  > The failure of the left main landing gear axle resulting in the brake being locked and subsequent loss of directional control.
- [NTSB CHI03LA206](https://openairdocs.org/ntsb/CHI03LA206.md): Cessna 140 · Sullivan, WI · Accident · No injuries · Limited investigation · Final report · Jul 13, 2003 · N2180V · Substantial damage
  > The pilot's inadequate compensation for wind conditions resulting in a loss of directional control. A factor contributing to the accident was the crosswind.
- [NTSB CHI03LA201](https://openairdocs.org/ntsb/CHI03LA201.md): McIlraith Sea Rey · Tomah, WI · Accident · 2 fatal · Limited investigation · Final report · Jul 5, 2003 · N216ST · Destroyed
  > The loss of engine power for an undetermined reason, and the pilot's failure to maintain airspeed resulting in a stall/spin during the forced landing.
- [NTSB CHI03LA185](https://openairdocs.org/ntsb/CHI03LA185.md): Hiller UH-12E · Elk Mound, WI · Accident · Minor injuries · Limited investigation · Final report · Jun 27, 2003 · N62417 · Destroyed
  > The pilot's failure to maintain clearance from the terrain. Factors contributing to the accident were the whirlwind, the turbulence, and the helicopter's low altitude.
- [NTSB CHI03LA173](https://openairdocs.org/ntsb/CHI03LA173.md): Aerostar S-55A · Monroe, WI · Accident · Serious injuries · Limited investigation · Final report · Jun 21, 2003 · N5253Y · No damage
  > The pilot's failure to maintain clearance from the transmission wires during landing and his decision to jump from the balloon. A factor to the accident was the power transmission lines.
- [NTSB CHI03LA162](https://openairdocs.org/ntsb/CHI03LA162.md): New Standard D-25 · West Bend, WI · Accident · No injuries · Limited investigation · Final report · Jun 13, 2003 · N930V · Substantial damage
  > The pilot's excessive braking during landing roll. Contributing factors to this accident were the pilot's lack of experience in the accident airplane.
- [NTSB CHI03FA151](https://openairdocs.org/ntsb/CHI03FA151.md): Cessna 172P · Sheboygan, WI · Accident · 2 fatal · Field investigation · Final report · Jun 8, 2003 · N63319 · Destroyed
  > The pilot failed to maintain control of the airplane after encountering instrument meteorological conditions during takeoff. Factors associated with the accident were the low ceiling, fog and lack of instrument rating.
- [NTSB CHI03IA153](https://openairdocs.org/ntsb/CHI03IA153.md): Beech 1900D · Milwaukee, WI · Incident · No injuries · Incident investigation · Final report · Jun 7, 2003 · N901SK · Minor damage
  > Failure of the aileron sprocket assembly at the sprocket-to-shaft braze joint. Contributing factors were the improper braze procedure used by the part manufacturer at the time of fabrication which resulted in an inferior quality joint and the inadequate…
- [NTSB CHI03FA138](https://openairdocs.org/ntsb/CHI03FA138.md): Piper PA-31P · Woodruff, WI · Accident · 4 fatal · Field investigation · Final report · May 25, 2003 · N36DR · Destroyed
  > The pilot's failure to follow the before take-off checklist which led to an improper selection of the auxilliary fuel tanks for the takeoff leading to the subsequent fuel starvation of the left engine. Additional causes were the pilot not maintaining minimum…
- [NTSB CHI03LA136](https://openairdocs.org/ntsb/CHI03LA136.md): Piper PA-11 · Minocqua, WI · Accident · No injuries · Limited investigation · Final report · May 17, 2003 · N4711U · Substantial damage
  > The pilot's failure to attain a proper climb rate during takeoff. A factor to the accident was the tree.
- [NTSB CHI03LA127](https://openairdocs.org/ntsb/CHI03LA127.md): Piper PA-18-135 · Prescott, WI · Accident · Serious injuries · Limited investigation · Final report · May 15, 2003 · N2581A · Substantial damage
  > The pilot delaying the go-around and the maneuver to avoid the treeline. Factors to the accident were the treeline and the airplane's low altitude.
- [NTSB CHI03LA125](https://openairdocs.org/ntsb/CHI03LA125.md): Piper J3C-65 · Wilmot, WI · Accident · No injuries · Limited investigation · Final report · May 14, 2003 · N70971 · Substantial damage
  > The loss of engine power for an undetermined reason, and the unsuitable terrain encountered for the forced landing. A factor was the fence.
- [NTSB CHI03LA093](https://openairdocs.org/ntsb/CHI03LA093.md): Luscombe 8A · Sturtevant, WI · Accident · No injuries · Limited investigation · Final report · Mar 30, 2003 · N45799 · Substantial damage
  > The student pilot's abrupt liftoff resulting in his failure to maintain adequate airspeed followed by a stall. Also causal was the instructor's inadequate supervision.
- [NTSB CHI03LA053](https://openairdocs.org/ntsb/CHI03LA053.md): Robinson R22B · Oshkosh, WI · Accident · Minor injuries · Limited investigation · Final report · Jan 14, 2003 · N530DB · Substantial damage
  > The directional control not maintained by the unrated helicopter pilot, and the remedial action not performed by the pilot-in-command. The pilot-in-command's lack of certification as a certified flight instructor and the dark night conditions were…
- [NTSB CHI03FA018](https://openairdocs.org/ntsb/CHI03FA018.md): Piper PA-24 · Fond du Lac, WI · Accident · 2 fatal · Field investigation · Final report · Nov 4, 2002 · N6606P · Destroyed
  > The pilot failed to maintain obstacle clearance from the power lines while on a night VFR approach. Factors to the accident included the dark night and the power lines.
- [NTSB CHI03LA016](https://openairdocs.org/ntsb/CHI03LA016.md): LaFerriere Vans RV-4 · Lake Geneva, WI · Accident · No injuries · Limited investigation · Final report · Oct 27, 2002 · N994RV · Substantial damage
  > The loss of engine power due to carburetor ice. A contributing factor was the ditch adjacent to the roadway.
- [NTSB CHI03LA012](https://openairdocs.org/ntsb/CHI03LA012.md): Mork Kitfox III · Evansville, WI · Accident · No injuries · Limited investigation · Final report · Oct 27, 2002 · N192MB · Substantial damage
  > The loss of power for undetermined reasons. A contributing factor is the unsuitable terrain.
- [NTSB CHI03LA017](https://openairdocs.org/ntsb/CHI03LA017.md): Cessna 172 · Neenah, WI · Accident · No injuries · Limited investigation · Final report · Oct 17, 2002 · N46459 · Substantial damage
  > The pilot failed to maintain clearance from the post. Factors included the post and the sun glare.
- [NTSB CHI02LA280](https://openairdocs.org/ntsb/CHI02LA280.md): Cessna 172P · Sturtevant, WI · Accident · No injuries · Limited investigation · Final report · Sep 16, 2002 · N54091 · Substantial damage
  > The proper touchdown point not attained and the approach speed not obtained/maintained by the pilot.
- [NTSB CHI02LA290](https://openairdocs.org/ntsb/CHI02LA290.md): Christen Industries A-1 · Chetek, WI · Accident · No injuries · Limited investigation · Final report · Sep 15, 2002 · N9598C · Substantial damage
  > The pilot's failure to maintain directional control of the airplane, and his failure to maintain clearance from the utility pole. A factor was the utility pole.
- [NTSB CHI02LA278](https://openairdocs.org/ntsb/CHI02LA278.md): Frank RV-8A · Brodhead, WI · Accident · Minor injuries · Limited investigation · Final report · Sep 10, 2002 · N54LF · Substantial damage
  > The failure of the nose landing gear strut for undetermined reasons.
- [NTSB CHI02CA279](https://openairdocs.org/ntsb/CHI02CA279.md): Cessna 120 · Brookfield, WI · Accident · Serious injuries · Data collection · Final report · Sep 6, 2002 · N2601N · No damage
  > The inadequate visual outlook by the pilot during taxi.
- [NTSB CHI02LA268](https://openairdocs.org/ntsb/CHI02LA268.md): Rebholz Rans S-10 · Cottage Grove, WI · Accident · 1 fatal · Limited investigation · Final report · Sep 4, 2002 · N92PD · Substantial damage
  > The pilot's decision to turn back to the airport following the loss of engine power during initial climb, the pilot not maintaining airspeed and aircraft control, which resulted in the stall at a low altitude. An additional cause was the seizure of the engine…
- [NTSB CHI02CA267](https://openairdocs.org/ntsb/CHI02CA267.md): Tomash Avid Flyer · Camp Lake, WI · Accident · No injuries · Data collection · Final report · Aug 31, 2002 · N369AF · Substantial damage
  > The total failure of the engine ignition system, and the unsuitable terrain encountered during the forced landing. The low altitude was a contributing factor.
- [NTSB CHI02LA255](https://openairdocs.org/ntsb/CHI02LA255.md): Cessna 172P · Buffalo City, WI · Accident · No injuries · Limited investigation · Final report · Aug 19, 2002 · N381J · Substantial damage
  > The malfunction of the seat positioning system for undetermined reasons, which resulted in the loss of directional control. A factor to the accident was the descending embankment.
- [NTSB CHI02FA247](https://openairdocs.org/ntsb/CHI02FA247.md): Cessna 172N · Shell Lake, WI · Accident · 1 fatal · Field investigation · Final report · Aug 14, 2002 · N4731D · Destroyed
  > The pilot's failure to refuel the airplane prior to departure leading to fuel exhaustion during the flight, the inadequate preflight/inflight planning, and the unsuitable terrain encountered by the pilot during the forced landing attempt. Contributing factors…

Next page: https://openairdocs.org/ntsb.md?state=WI&page=14

## 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=13&state=WI

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