NTSB investigations, 2001, WI
180,604 investigations by the National Transportation Safety Board since 1962: 174,583 accidents, the rest incidents and other occurrences. Each has NTSB’s narrative and, once the investigation is done, its probable cause; since 2008, its findings and sequence of events.
Cases per year
| 1964 | 70 |
|---|---|
| 1965 | 75 |
| 1966 | 88 |
| 1967 | 99 |
| 1968 | 81 |
| 1969 | 93 |
| 1970 | 87 |
| 1971 | 65 |
| 1972 | 74 |
| 1973 | 77 |
| 1974 | 81 |
| 1975 | 69 |
| 1976 | 55 |
| 1977 | 75 |
| 1978 | 90 |
| 1979 | 89 |
| 1980 | 62 |
| 1981 | 69 |
| 1982 | 54 |
| 1983 | 60 |
| 1984 | 64 |
| 1985 | 59 |
| 1986 | 55 |
| 1987 | 48 |
| 1988 | 47 |
| 1989 | 56 |
| 1990 | 47 |
| 1991 | 46 |
| 1992 | 39 |
| 1993 | 55 |
| 1994 | 41 |
| 1995 | 41 |
| 1996 | 35 |
| 1997 | 33 |
| 1998 | 44 |
| 1999 | 44 |
| 2000 | 34 |
| 2001 | 46 |
| 2002 | 37 |
| 2003 | 32 |
| 2004 | 37 |
| 2005 | 38 |
| 2006 | 21 |
| 2007 | 32 |
| 2008 | 40 |
| 2009 | 23 |
| 2010 | 26 |
| 2011 | 31 |
| 2012 | 35 |
| 2013 | 18 |
| 2014 | 22 |
| 2015 | 30 |
| 2016 | 28 |
| 2017 | 25 |
| 2018 | 26 |
| 2019 | 19 |
| 2020 | 14 |
| 2021 | 25 |
| 2022 | 23 |
| 2023 | 25 |
| 2024 | 24 |
| 2025 | 24 |
| 2026 | 20 |
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 year(c.\"eventDate\") = 2001
AND c.\"eventStateOrRegion\" = 'WI' AND c.\"eventCountry\" = 'USA'
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 year(c."eventDate") = 2001 AND c."eventStateOrRegion" = 'WI' AND c."eventCountry" = 'USA' 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 CHI02FA049Accident · 1 fatalField investigationFinal reportRobinson R44 · Waukesha, WIThe pilot's continued flight into adverse weather and not maintaining altitude/clearance from the static line during cruise flight. Factors were the static wire, the darkness of night, the low ceiling, and the vehicle.NTSB CHI02LA053Accident · No injuriesLimited investigationFinal reportCessna 172L · Reedsburg, WIThe pilot inadvertently released the seat adjustment mechanism which resulted in the seat sliding back during takeoff, and his subsequent failure to maintain control of the airplane. A factor associated with the accident was the runway light control box,…NTSB CHI02LA020Accident · No injuriesLimited investigationFinal reportMaule MX-7 · Middleton, WIthe pilot's improper rotation and failure to maintain directional control during takeoff. Additional factors were the crosswind and the soft terrain.NTSB CHI02LA019Accident · No injuriesLimited investigationFinal reportPiper PA-32-301T · Phillips, WIThe fuel starvation encountered on takeoff and unsuitable terrain the pilot encountered during the forced landing. A factor was the fuel selector valve malfunction.NTSB CHI02LA013Accident · Serious injuriesLimited investigationFinal reportMeester HP-14 · Sturtevant, WIThe restricted movement of the aileron control system for undetermined reasons.NTSB CHI02LA003Accident · Serious injuriesLimited investigationFinal reportKainz Kitfox IV · Tomahawk, WIThe inadvertent stall/spin encountered by the pilot during a slow flight maneuver. Factors relating to this accident were the low airspeed and the trees.NTSB CHI01FA329Accident · 3 fatalField investigationFinal reportCessna 414 Riley Super-8 · Marshfield, WIThe pilot's failure to maintain adequate airspeed (Vmc) which resulted in a loss of control. Contributing factors were the improper in-flight planning/decision not to land at a closer airport and the lack of recent experience in multiengine airplanes by the…NTSB CHI01LA324Accident · Minor injuriesLimited investigationFinal reportRobinson R22 Beta · East Troy, WIThe inadvertent dynamic rollover the student pilot encountered following his excessive control inputs during the takeoff portion of the instructional flight and the instructor not performing the remedial action necessary to reduce the excessive control inputs…NTSB CHI01LA315Accident · No injuriesLimited investigationFinal reportCessna 182M · Marshall, WIThe pilot misjudged his altitude and airspeed and landed long. A factor was the wet grass.NTSB CHI01LA313Accident · Serious injuriesLimited investigationFinal reportGelasi Aircamper · Bloomfield, WIAircraft control not possible due to the inadvertent control interference by the front seat passenger. Factors to the accident were the restricted control stick movement and the encountered stall.NTSB CHI01LA301Accident · No injuriesLimited investigationFinal reportCessna 150L · Madison, WIThe deer which struck the empennage of the airplane during the landing flare.NTSB CHI01FA297Accident · 3 fatalField investigationFinal reportBeech A23 · Stevens Point, WIthe pilot not obtaining/maintaining aircraft control.NTSB CHI01LA288Accident · No injuriesLimited investigationFinal reportCessna 188 · Almond, WIthe pilot failed to maintain clearance from the corn crop. Additional factors were the inoperative spray pump, the corn crop, and the pilot's diverted attention.NTSB CHI01LA271Accident · Minor injuriesLimited investigationFinal reportPiper PA-46-310P · Milwaukee, WIthe rich fuel mixture and the unsuitable landing area encountered by the pilot. Contributing factors were the high output of the fuel pump and the low altitude.NTSB CHI01LA267Accident · No injuriesLimited investigationFinal reportPiper PA-32-300 · Racine, WIThe total loss of engine power during cruise flight due to the number 3 cylinder thru-studs fatigue fractures, and the thru-stud's low hardness as a result improper heat treatment of the thru-studs, and the unsuitable terrain encountered during the forced…NTSB CHI01LA264Accident · Minor injuriesLimited investigationFinal reportBeech 23 · West Bend, WIThe pilot not following the aircraft fuel management procedures. Factors were the fuel starvation, the low altitude, the manufacturers service instruction not complied with, and the tree.NTSB CHI01LA265Accident · No injuriesLimited investigationFinal reportCessna 172M · Milton, WIThe unsuitable terrain for landing encountered by the pilot. Factors were the high vegetation and the loss of engine power for undetermined reasons.NTSB CHI01LA276Accident · Serious injuriesLimited investigationFinal reportEfaw Casutt Sport Racer · Shell Lake, WIThe pilot's inadequate preflight planning/preparation and the misjudged flare that resulted in a hard landing. A factor to the accident was the loss of engine power due to fuel exhaustion.NTSB CHI01FA247Accident · Minor injuriesField investigationFinal reportBeech C35 · Oshkosh, WIThe pilot's failure to maintain airspeed which resulted in an inadvertent stall.NTSB CHI01IA248Incident · No injuriesIncident investigationFinal reportBoeing 727-2Q6 · Oshkosh, WIThe unsafe condition caused when the pilot taxied onto the runway. Factors relating to this accident were the pilot not following the instructions given him by the ground marshaller, his wrong taxi route, and his not obtaining clearance to taxi onto the…NTSB CHI01LA243Accident · 1 fatalLimited investigationFinal reportBell 47G-2 · Wheeler, WIThe pilot not maintaining altitude/clearance from the power transmission line. A factor to the accident was the power transmission line.NTSB CHI01FA244Accident · 1 fatalField investigationFinal reportSchuchart Stoddard HamiltonSH3 · Oshkosh, WIThe inadvertent stall/spin by the pilot.NTSB CHI01FA235Accident · 1 fatalField investigationFinal reportPayne Giles G-202 · Oshkosh, WIThe pilot failed to maintain aircraft control which resulted in an inadvertant stall. Factors with the accident were the pilot misjudged the approach and the pilot's lack of total experience in the Giles G-202.NTSB CHI01LA227Accident · No injuriesLimited investigationFinal reportMcIlraith Searey Amphibian · La Crosse, WIThe pilot's inadequate compensation for wind conditions and turbulence which resulted in the encountered stall. Factors to the accident were turbulence and the high wind condition.NTSB CHI01LA240Accident · No injuriesLimited investigationFinal reportSnow 600-S2C · Plainfield, WIThe pilot not maintaining aircraft control while maneuvering on the aerial application flight. A factor to the accident was the encountered stall/mush at a low altitude.NTSB CHI01LA239Accident · Minor injuriesLimited investigationFinal reportAnderson Revelation · Wautoma, WIThe pilot's failure to maintain airspeed, resulting in a stall. An inadequate pitch setting of the propeller is a contributing factor.NTSB CHI01FA218Accident · 1 fatalField investigationFinal reportCessna 310R · Oak Creek, WIThe pilot not maintaining clearance from objects during an ILS approach in low night IFR conditions and his descent below decision height. Factors were the dark night, mist, low ceiling, and the trees west of the approach.NTSB CHI01LA216Accident · No injuriesLimited investigationFinal reportStemme S10-VT · Antigo, WIThe cause of the loss of engine power and in-flight fire was undetermined.NTSB CHI01LA200Accident · No injuriesLimited investigationFinal reportCessna 175 · Tomahawk, WIThe inadequate preflight preparation that did not include calculating the density altitude and the pilot not maintaining clearance from the second row of trees on initial climb. Factors include those trees and the high density altitude present at the time of…NTSB CHI01LA177Accident · Serious injuriesLimited investigationFinal reportTaylorcraft DCO-65 · Kenosha, WIthe inadvertent stall by the pilot. The low altitude was a contributing factor.NTSB CHI01LA171Accident · No injuriesLimited investigationFinal reportLarson Murphy Rebel · Stratford, WIThe pilot's failure to abort the takeoff from the farm field. Factors were the tall grass, the rising terrain, the fence, and the inadequate planning/decision by the pilot.NTSB CHI01FA180Accident · 2 fatalField investigationFinal reportPotez-Air Fouga CM 170 · La Crosse, WIThe fatigue failure of the aircraft's left wing tip fuel tank rear attachment, while the aircraft was being maneuvered in a low approach, leading to the tank's in-flight separation and subsequent in-flight break up of the airplane and the aircraft's control…NTSB CHI01LA176Accident · No injuriesLimited investigationFinal reportPiper PA-28R-180 · Green Bay, WIThe pilot not performing the pre-landing checklist, and the wheels-up landing made by the pilot.NTSB CHI01LA174Accident · No injuriesLimited investigationFinal reportSmith Aerostar 600 · Wonewoc, WIThe deer on the runway as the airplane was landing.NTSB CHI01LA157Accident · Minor injuriesLimited investigationFinal reportCessna 150D · Milltown, WIThe stall/mush encountered by the pilot during that takeoff. Factors were the pilot's excessive lowering of the flaps during the takeoff and the trees.NTSB CHI01LA159Accident · No injuriesLimited investigationFinal reportCessna 172M · Middleton, WIThe pilot attempted a touch and go on unsuitable terrain. A factor associated with the accident was the tall wet grass airstrip on which the touch and go was attempted.NTSB CHI01LA138Accident · 1 fatalLimited investigationFinal reportBrault Glasair SH2F · Green Bay, WIThe pilot allowed the airspeed to get too low and inadvertently stalled the airplane.NTSB CHI01FA117Accident · 1 fatalField investigationFinal reportBeech F35 · Oshkosh, WIThe pilot's failure to maintain adequate airspeed which resulted in a stall. The low altitude was a contributing factor.NTSB CHI01FA111Accident · 1 fatalField investigationFinal reportCessna 501 · Ashwaubenon, WIThe pilot not maintaining aircraft control while maneuvering after takeoff and the pilot's inadequate preflight planning and preparation. Factors relating to the accident were the pilot's diverted attention while maneuvering after takeoff, the pilot's…NTSB CHI01LA096Accident · No injuriesLimited investigationFinal reportPiper PA-30 · Appleton, WIThe misjudged glidepath and the intentional engine shutdown by the pilot. Factors were the false indication of the landing gear down light and the approach light.NTSB CHI01IA124Incident · No injuriesIncident investigationFinal reportBoeing 717-231 · Milwaukee, WIThe failure of the operator to provide complete and comprehensive thrust reverser lock-out maintenance procedures and guidance to the contract maintenance personnel resulting in a partial and inadequate securing of the faulty thrust reverser and a subsequent…NTSB CHI01LA091Accident · No injuriesLimited investigationFinal reportCessna 206H · New Richmond, WIThe pilot was unable to maintain directional control of the airplane when it contacted a patch of ice during the landing roll. Factors associated with the accident were the ice and the snow bank which the airplane contacted and the pilot inadvertantly landed…NTSB CHI01FA089Accident · 4 fatalField investigationFinal reportPiper PA-28R-201 · Webb Lake, WIthe pilot not maintaining altitude/clearance from the trees during takeoff. Factors were the trees, transmission wire, and the dark night.NTSB CHI01FA085Accident · 1 fatalField investigationFinal reportCessna 152 · Horicon, WIthe inadvertent stall/spin. Additional factors included the aerobatic manuevers, low altitude, and the procedures not followed.NTSB CHI01LA074Accident · No injuriesLimited investigationFinal reportCessna 150H · Burlington, WIAircraft control not maintained by the pilot during the landing roll. Factors to the accident were the loss of engine power for undetermined reasons, the end of the runway being snow-covered, and the snowbank.NTSB CHI01LA072Accident · No injuriesLimited investigationFinal reportCessna 172P · Prairie Du Sac, WIthe improper trim setting and the pilot failed to maintain control of the airplane. A factor was the snowbank.