NTSB investigations, WI
18 cases where the sequence of events included Miscellaneous/other.
Cases per year
| 2008 | 1 |
|---|---|
| 2011 | 1 |
| 2012 | 1 |
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 6 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 2 |
Where
Open the mapLatest 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\" = '900' 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.
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" = '900' 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
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB CEN25LA249Accident · No injuriesClass 4 · LimitedFinal reportPiper J3C-65 · Howard, WIThe pilot’s failure to maintain control of the airplane while on approach to land.NTSB CEN25LA196Accident · Minor injuriesClass 4 · LimitedFinal reportGallow Daniel A Kitfox Classic IV · Waupaca, WIThe pilot’s failure to maintain adequate air speed during final approach, which resulted in an aerodynamic stall and impact with terrain.NTSB CEN24LA288Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-28R-180 · Ft. Atkinson, WIThe pilot’s failure to extend the landing gear before landing due to distractions and his failure to conduct the Before Landing checklist.NTSB CEN22LA302Accident · Minor injuriesClass 4 · LimitedFinal reportPitts S1 · Sturgeon Bay, WIThe pilot’s failure to maintain airplane control during landing, which resulted in a runway excursion and nose over. Contributing to the accident was the pilot’s inadequate preflight inspection and the pilot’s lack of flight control system knowledge.NTSB GAA19CA074Accident · No injuriesData collectionFinal reportCirrus SR22 · Sand Creek, WIThe mechanic's failure to properly secure the air reference line, which resulted in a loss of engine power.NTSB GAA18CA546Accident · No injuriesData collectionFinal reportPiper PA28 · De Pere, WIThe 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 WPR18FA200Accident · 1 fatalField investigationFinal reportDe Havilland DH112 Venom · Sheboygan, WIThe 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 GAA18CA400Accident · No injuriesData collectionFinal reportChampion 8GCBC · Waunakee, WIThe pilot’s failure to maintain clearance from tall corn along the edge of the airstrip during takeoff.NTSB GAA18CA329Accident · No injuriesData collectionFinal reportDobbs George Coot · Malone, WIThe pilot’s improper decision to take off with a known structural issue, which resulted in hull damage.NTSB CEN18LA121Accident · Serious injuriesLimited investigationFinal reportHughes 369D · Blair, WIThe 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 CEN18LA038Accident · Serious injuriesLimited investigationFinal reportPiper / Laudeman J3C 65 · Palmyra, WIThe pilot’s inadvertent pulling of the fuel shutoff valve, which resulted in a total loss of engine power and a subsequent forced landing into trees. Contributing to the pilot’s inadvertent pulling of the fuel shutoff valve were habit patterns he had…NTSB GAA17LA090Accident · No injuriesLimited investigationFinal reportPiper PA28R · Watertown, WIThe pilot’s failure to attain a proper glidepath on approach for landing, which resulted in impact with trees. Contributing to the accident was a partial, temporary loss of engine power for reasons that could not be determined because postaccident examination…NTSB CEN16LA274Accident · No injuriesLimited investigationFinal reportChance Vought F4U 5 · East Troy, WIA failure of the O-ring in the left brake master cylinder for reasons that could not be determined, which resulted in a loss of directional control during landing.NTSB GAA15CA122Accident · No injuriesData collectionFinal reportContinental Copters Tomcat MK5A · Elk Mound, WIThe pilot's failure to maintain a positive rate of climb after taking off from the service truck, which resulted in the helicopter impacting terrain.NTSB CEN15LA242Accident · No injuriesLimited investigationFinal reportBellanca 8KCAB · Superior, WIA stuck aileron due to a battery that had become jammed in the aileron bell crank.NTSB CEN12IA498Incident · No injuriesIncident investigationFinal reportAmerican Champion 8KCAB · Oshkosh, WIThe failure of the pilot’s seat bottom frame due to the manufacturer’s improper production, installation, and inspection of that seat bottom, which resulted in a temporary loss of control during an air show performance.NTSB CEN11CA586Accident · Minor injuriesData collectionFinal reportCessna TU206G · Shawno, WIThe pilot's loss of control on final approach, while maneuvering to avoid birds.NTSB CEN09CA078Accident · No injuriesData collectionFinal reportCessna 172S · Waukesha, WIThe pilot's failure to maintain aircraft control during takeoff and his failure to ensure that the elevator trim was properly set before takeoff. Contributing to the accident was the pilot's lack of autopilot system knowledge.