# 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 22 of 61 · 3,022 cases

## Cases, newest first

- [NTSB CHI93LA040](https://openairdocs.org/ntsb/CHI93LA040.md): Cessna 401B · Rice Lake, WI · Accident · No injuries · Limited investigation · Final report · Nov 27, 1992 · N7989Q · Substantial damage
  > Improper rigging of the right main landing gear retract bellcrank by other maintenance personnel.
- [NTSB CHI93FA038](https://openairdocs.org/ntsb/CHI93FA038.md): Piper PA-28-140 · Brookfield, WI · Accident · 2 fatal · Field investigation · Final report · Nov 21, 1992 · N1892J · Destroyed
  > Spatial disorientation, and failure to maintain proper glidepath.
- [NTSB CHI93LA006](https://openairdocs.org/ntsb/CHI93LA006.md): Piper PA-34-220T · Madison, WI · Accident · No injuries · Limited investigation · Final report · Oct 8, 1992 · N228R · Substantial damage
  > Was the pilot's inadequate compensation for wind conditions which resulted in an improper flare. A factor related was the gusty wind condition.
- [NTSB CHI93LA005](https://openairdocs.org/ntsb/CHI93LA005.md): Univair 415C · Waukesha, WI · Accident · Minor injuries · Limited investigation · Final report · Oct 5, 1992 · N99256 · Substantial damage
  > The pilot's inadequate remedial actions and his misjudged emergency procedure (approach to landing).
- [NTSB CHI93LA004](https://openairdocs.org/ntsb/CHI93LA004.md): Stinson 108-3 · Mountain, WI · Accident · Minor injuries · Limited investigation · Final report · Oct 3, 1992 · N560C · Substantial damage
  > The pilot's failure to refuel the airplane.
- [NTSB CHI92LA283](https://openairdocs.org/ntsb/CHI92LA283.md): Cessna 182B · Baldwin, WI · Accident · Minor injuries · Limited investigation · Final report · Sep 21, 1992 · N90BF · Destroyed
  > Spatial disorientation as the pilot attempted visual flight procedures in instrument meteorological conditions.
- [NTSB CHI92DEP05](https://openairdocs.org/ntsb/CHI92DEP05.md): Reif Avid Flyer · Shiocton, WI · Accident · No injuries · Final report · Sep 2, 1992 · N4220X · Substantial damage
  > Failure of the pilot-in-command to obtain a proper climb rate, and his lack of total expereince in the type of airplane.
- [NTSB CHI92DEP04](https://openairdocs.org/ntsb/CHI92DEP04.md): Grumman 164A · Elkhorn, WI · Accident · Minor injuries · Final report · Aug 31, 1992 · N48635 · Destroyed
  > The pilot-in-command's inadequate compensation for wind conditions.
- [NTSB CHI92LA251](https://openairdocs.org/ntsb/CHI92LA251.md): Cessna 182P · Ephraim, WI · Accident · No injuries · Limited investigation · Final report · Aug 21, 1992 · N1368S · Substantial damage
  > The pilot selected the wrong runway for landing.
- [NTSB CHI92DEP03](https://openairdocs.org/ntsb/CHI92DEP03.md): Stuart J. Carter Moni · Eau Claire, WI · Accident · Serious injuries · Final report · Aug 15, 1992 · N3944C · Substantial damage
  > The pilot-in-command's failure to maintain airspeed.
- [NTSB CHI92FA231](https://openairdocs.org/ntsb/CHI92FA231.md): Cessna 120 · Maple, WI · Accident · 2 fatal · Field investigation · Final report · Aug 7, 1992 · N1947N · Destroyed
  > The non-instrument rated private pilot's failure to maintain aircraft control.
- [NTSB CHI92FA223](https://openairdocs.org/ntsb/CHI92FA223.md): Edra/Mcdermitt Seabird/Petrel · Oshkosh, WI · Accident · 2 fatal · Field investigation · Final report · Aug 3, 1992 · N109SB · Destroyed
  > Inadequate quality control during the manufacturing process resulting in the in-flight structural failure of the tailboom.
- [NTSB CHI92LA221](https://openairdocs.org/ntsb/CHI92LA221.md): Stitts SA-11A · Oshkosh, WI · Accident · Minor injuries · Limited investigation · Final report · Aug 2, 1992 · N6515 · Substantial damage
  > The pilot's failure to maintain control of the homebuilt airplane during the landing. A related factor was the pilot's improper planned approach.
- [NTSB CHI92FA218](https://openairdocs.org/ntsb/CHI92FA218.md): Bull KR-2 · Oshkosh, WI · Accident · 1 fatal · Field investigation · Final report · Aug 2, 1992 · N86QT · Destroyed
  > A loss of control in flight due to pilot incapacitation as a result of a heart attack.
- [NTSB CHI92FA219](https://openairdocs.org/ntsb/CHI92FA219.md): Teal TSC-1A2 · Oshkosh, WI · Accident · 1 fatal · Field investigation · Final report · Jul 30, 1992 · N76TJ · Substantial damage
  > The pilot-in-command's not following procedures/directives.
- [NTSB CHI92FA215](https://openairdocs.org/ntsb/CHI92FA215.md): Cessna P210N · Mineral Point, WI · Accident · 2 fatal · Field investigation · Final report · Jul 29, 1992 · N6503W · Substantial damage
  > The pilot's inadvertent stall and descent into terrain during a forced landing. Related factors are the manufacturer's undertorqued crankcase halves and inadequate surveillance, the pilot's delay in setting up the proper descent rate, and the altered aircraft…
- [NTSB CHI92LA213](https://openairdocs.org/ntsb/CHI92LA213.md): Beech H35 · Baraboo, WI · Accident · No injuries · Limited investigation · Final report · Jul 28, 1992 · N7957D · Substantial damage
  > Inadequate maintenance service and aircraft preflight by the pilot. A factor contributing to this accident was a partial failure of the brake system.
- [NTSB CHI92LA194](https://openairdocs.org/ntsb/CHI92LA194.md): Piper PA-28-180 · Belmont, WI · Accident · Minor injuries · Limited investigation · Final report · Jul 3, 1992 · N9735J · Destroyed
  > The pilot's poor planning/decision making. Related factors are the low ceilings and fog, the dark night, the pilot's inaccurate weather evaluation and diverted attention, and the pilot's failure to maintain clearance from the higher terrain encountered.
- [NTSB CHI92FA195](https://openairdocs.org/ntsb/CHI92FA195.md): Mooney M20K · Oconto Falls, WI · Accident · 1 fatal · Field investigation · Final report · Jul 3, 1992 · N231FW · Destroyed
  > The pilot's failure to maintain adequate clearance from obstructions during a low pass.
- [NTSB CHI92LA206](https://openairdocs.org/ntsb/CHI92LA206.md): Boeing 727-200 · Janesville, WI · Accident · Serious injuries · Limited investigation · Final report · Jul 2, 1992 · N7467U · No damage
  > The captain's delay in issuing instructions to the flight attendants to take their seats, and his poor crew coordination. A factor in the accident was the turbulence in clouds.
- [NTSB CHI92FA188](https://openairdocs.org/ntsb/CHI92FA188.md): Beech 24R · Oak Creek, WI · Accident · Minor injuries · Field investigation · Final report · Jun 25, 1992 · N2195W · Destroyed
  > A result of inadequate aircraft maintenance inspection on behalf of the company maintenance personnel.
- [NTSB CHI92LA173](https://openairdocs.org/ntsb/CHI92LA173.md): Cessna 172P · Ladysmith, WI · Accident · Serious injuries · Limited investigation · Final report · Jun 13, 1992 · N52142 · Destroyed
  > Failure of the pilot to attain a proper touchdown point and the attempted abort of the precautionary landing attempt.
- [NTSB CHI92FA170](https://openairdocs.org/ntsb/CHI92FA170.md): Gates Learjet 25B · Sheboygan Falls, WI · Accident · 2 fatal · Field investigation · Final report · Jun 12, 1992 · N38DJ · Destroyed
  > The copilot's premature liftoff and the captain's inadequate remedial action resulting in loss of aircraft control at low altitude.
- [NTSB CHI92LA165](https://openairdocs.org/ntsb/CHI92LA165.md): Cessna 140 · Howard, WI · Accident · No injuries · Limited investigation · Final report · Jun 9, 1992 · N2776N · Substantial damage
  > An inadequate preflight inspection by the pilot in command and a loss of engine power from contaminated fuel.
- [NTSB CHI92LA158](https://openairdocs.org/ntsb/CHI92LA158.md): Aeronca O-58B · Oshkosh, WI · Accident · No injuries · Limited investigation · Final report · May 23, 1992 · N47373 · Substantial damage
  > The inadequate inspection by other maintenance personnel, and an inadequate preflight inspection by the pilot in command. A factor contributing to the accident was the reversal of the aileron cables.
- [NTSB CHI92LA147](https://openairdocs.org/ntsb/CHI92LA147.md): Cessna 150 · Greenbay, WI · Accident · No injuries · Limited investigation · Final report · May 10, 1992 · N50610 · Substantial damage
  > A fractured rod end bolt which resulted in an unsteerable nosewheel.
- [NTSB CHI92LA144](https://openairdocs.org/ntsb/CHI92LA144.md): Ercoupe 415-E · Berlin, WI · Accident · No injuries · Limited investigation · Final report · May 10, 1992 · N99819 · Substantial damage
  > The pilot's inadequate compensation for the crosswind during the takeoff roll.
- [NTSB CHI92LA137](https://openairdocs.org/ntsb/CHI92LA137.md): Bell 47-G2A · Dousman, WI · Accident · Serious injuries · Limited investigation · Final report · Apr 30, 1992 · N52HB · Substantial damage
  > The in-flight loss of the swash plate drive link bolt which allowed the swash plate drive assembly to disconnect.
- [NTSB CHI92LA134](https://openairdocs.org/ntsb/CHI92LA134.md): Bellanca 7ECA · La Crosse, WI · Accident · Minor injuries · Limited investigation · Final report · Apr 27, 1992 · N53988 · Substantial damage
  > Visual lookout inadequate and diverted attention by the pilot. A factor related to the accident was transmission wires crossing flight path.
- [NTSB CHI92LA123](https://openairdocs.org/ntsb/CHI92LA123.md): Piper PA-38-112 · Brookfield, WI · Accident · Minor injuries · Limited investigation · Final report · Apr 5, 1992 · N6350A · Substantial damage
  > Failure of the pilot (CFI) to attain the proper touchdown point for landing. Factors related to the accident were: the unfavorable wind condition, the excessive descent rate that developed on final approach, and the cfi's delay in taking remedial action to…
- [NTSB CHI92FA120](https://openairdocs.org/ntsb/CHI92FA120.md): Cessna 182 · Port Washington, WI · Accident · 2 fatal · Field investigation · Final report · Apr 1, 1992 · N1230D · Destroyed
  > The continuation of VFR flight into IMC conditions, by a (pilot) unknown, and not maintaining aircraft control by a (pilot) unknown.
- [NTSB CHI92FA119](https://openairdocs.org/ntsb/CHI92FA119.md): Cessna 172H · Browntown, WI · Accident · 1 fatal · Field investigation · Final report · Apr 1, 1992 · N3884R · Destroyed
  > Spatial disorientation and the pilot's failure to maintain control of the airplane. Factors associated with this accident were the snow conditions, an inadequate weather evaluation by both the student and instructor, over confidence in personal ability,…
- [NTSB CHI92DEP02](https://openairdocs.org/ntsb/CHI92DEP02.md): Rutan Varieze · Kenosha, WI · Accident · No injuries · Final report · Mar 23, 1992 · N39L · Substantial damage
  > Collapse of the nose landing gear.
- [NTSB CHI92FA110](https://openairdocs.org/ntsb/CHI92FA110.md): Cessna 310R · Superior, WI · Accident · 2 fatal · Field investigation · Final report · Mar 11, 1992 · N1328G · Destroyed
  > Inadequate airspeed, which resulted in an inadvertent stall/spin, and failure of the instructor pilot to take sufficient remedial action to prevent the loss of control.
- [NTSB CHI92LA100](https://openairdocs.org/ntsb/CHI92LA100.md): Cessna 340 · Ashland, WI · Accident · No injuries · Limited investigation · Final report · Feb 28, 1992 · N69437 · Substantial damage
  > The pilot delayed initiating a go-around. Factors were icing conditions and inadequate windshield anti-ice which resulted in restricted visual lookout.
- [NTSB CHI92LA075](https://openairdocs.org/ntsb/CHI92LA075.md): Cessna 152 · Zenda, WI · Accident · No injuries · Limited investigation · Final report · Jan 19, 1992 · N68430 · Substantial damage
  > Directional control was not maintained by the pilot. Factors related to the accident were: a gusty surface wind condition and lack of total experience by the pilot.
- [NTSB CHI92FA066](https://openairdocs.org/ntsb/CHI92FA066.md): Piper PA-31P · Mosinee, WI · Accident · 1 fatal · Field investigation · Final report · Jan 2, 1992 · N500BH · Destroyed
  > An inflight fire with the cabin heater as the origin, and unsuitable terrain in which to make a forced landing. A factor related to the accident was the soft terrain.
- [NTSB CHI92FA059](https://openairdocs.org/ntsb/CHI92FA059.md): Cessna 172N · Cumberland, WI · Accident · 4 fatal · Field investigation · Final report · Dec 17, 1991 · N73920 · Destroyed
  > Failure to maintain aircraft control by the pilot in commnd. Factors in the accident are the pilot's continued flight into known adverse weather, a blocked pitot static system, lack of total expereince in type of operation, and lack of total expereince in…
- [NTSB CHI92TL#01](https://openairdocs.org/ntsb/CHI92TL%2301.md): Cessna 337 · Eau Claire, WI · Accident · Serious injuries · Class 3 · Final report · Oct 25, 1991 · N2461S · Substantial damage
- [NTSB CHI92LA015](https://openairdocs.org/ntsb/CHI92LA015.md): North American Navion D · Lake Geneva, WI · Accident · No injuries · Limited investigation · Final report · Oct 20, 1991 · N10JF · Substantial damage
  > Fatigue failure of the crankshaft. A factor in the accident was inadequate quality control by other maintenance personnel.
- [NTSB CHI92DEP01](https://openairdocs.org/ntsb/CHI92DEP01.md): Lassiter Swearingen SX300 · Eagle River, WI · Accident · No injuries · Final report · Oct 18, 1991 · N9SX · Substantial damage
  > The partial loss of engine power, for reasons undetermined which resulted in an aborted takeoff and eventual overrun and landing gear collapse.
- [NTSB CHI92LA003](https://openairdocs.org/ntsb/CHI92LA003.md): Cessna 150M · Marion, WI · Accident · No injuries · Limited investigation · Final report · Oct 8, 1991 · N704CW · Substantial damage
  > The failure of the exhaust and intake valves. Factors contributing to the accident were downhill terrain and a collapsed nosegear.
- [NTSB CHI91LA299](https://openairdocs.org/ntsb/CHI91LA299.md): Piper PA-23-250 · Boscobel, WI · Accident · No injuries · Limited investigation · Final report · Sep 20, 1991 · N915PM · Substantial damage
  > Improper remedial action by the pilot-in-command (PIC), and inadequate monitoring by the designated pilot examiner (DPE) during a simulated emergency procedure. Factors related to the accident were: the loss of power in one engine due to an undetermined…
- [NTSB CHI91DEP13](https://openairdocs.org/ntsb/CHI91DEP13.md): Merritt Robertson B1-RD · Menasha, WI · Accident · Serious injuries · Final report · Sep 7, 1991 · UNREG · Destroyed
  > Inadequate visual look out whih resulted in a wire strike and uncontrolled descent.
- [NTSB CHI91LA284](https://openairdocs.org/ntsb/CHI91LA284.md): Piper PA-22-108 · Pulaski, WI · Accident · No injuries · Limited investigation · Final report · Sep 2, 1991 · N5898Z · Substantial damage
  > The pilot's inadequate compensation for wind conditions. The gusty crosswind was a related factor.
- [NTSB CHI91LA283](https://openairdocs.org/ntsb/CHI91LA283.md): Mooney M20K · Burlington, WI · Accident · Minor injuries · Limited investigation · Final report · Aug 31, 1991 · N9514R · Substantial damage
  > The pilot's exceeding the airplane's licensed gross weight and the pilot's improper preflight planning and preparation.
- [NTSB CHI91DEP12](https://openairdocs.org/ntsb/CHI91DEP12.md): Schweizer G-164-A · Elkhorn, WI · Accident · No injuries · Final report · Aug 20, 1991 · N48635 · Substantial damage
  > The pilot in command's failure to maintain adequate altitude.
- [NTSB CHI91LA265](https://openairdocs.org/ntsb/CHI91LA265.md): Beech 77 · Mosinee, WI · Accident · Minor injuries · Limited investigation · Final report · Aug 14, 1991 · N38189 · Substantial damage
  > The pilot's poor preflight planning/preparation, and the selection of unsuitable terrain for takeoff. A related factor was the grassy runway (farm field).
- [NTSB CHI91LA258](https://openairdocs.org/ntsb/CHI91LA258.md): Cessna 210 · Delavan, WI · Accident · Minor injuries · Limited investigation · Final report · Aug 9, 1991 · N6159F · Substantial damage
  > Misjudged fuel consumption calculations by the pilot which resulted in fuel exhaustion. A factor related to the accident was refueling not performed.
- [NTSB CHI91LA246](https://openairdocs.org/ntsb/CHI91LA246.md): Beech 35A · Hager City, WI · Accident · 1 fatal · Limited investigation · Final report · Aug 4, 1991 · N7451N · Destroyed
  > The failure of the pilot to maintain airspeed above stalling speed while maneuvering.

Next page: https://openairdocs.org/ntsb.md?state=WI&page=23

## 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=22&state=WI

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