NTSB investigations, 2016, WI
180,598 investigations by the National Transportation Safety Board since 1962: 174,578 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 | 19 |
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\") = 2016
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") = 2016 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 CEN17LA090Accident · No injuriesLimited investigationFinal reportCessna 172B · Prairie Du Sac, WIThe pilot's decision to taxi the airplane from the roadway and his subsequent failure to maintain clearance from signs and a fence after a successful emergency landing following a total loss of engine power.NTSB GAA17CA070Accident · Minor injuriesData collectionFinal reportRobinson Helicopter R44 · Stone Lake, WIThe pilot’s failure to maintain lateral control while in a hover and the helicopter’s subsequent impact with a tree.NTSB CEN17LA037Accident · Minor injuriesLimited investigationFinal reportJohnson Kenneth R Stol CH 801 · Royalton, WIThe loss of control during approach for reasons that could not be determined due to postimpact fire damage.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 CEN17LA006Accident · No injuriesLimited investigationFinal reportCessna 172K · Wilmot, WIA failure of the No. 1 piston pin plug due to corrosion in the cylinder barrel, which resulted in oil contamination, oil starvation to the crankshaft connecting rod bearings, and a subsequent partial loss of engine power.NTSB CEN16FA373Accident · 2 fatalField investigationFinal reportCessna 182 · Ephraim, WIThe pilot's improper decision to execute a maneuvering approach at low altitude during night conditions, which resulted in controlled flight into terrain.NTSB CEN16CA383Accident · Minor injuriesData collectionFinal reportMooney M20D · Brodhead, WIThe pilot's loss of airplane control during initial climb due to an excessively nose-high attitude. Contributing to the accident was the pilot's failure to properly set the elevator trim before takeoff in accordance with the Before Takeoff checklist.NTSB GAA16CA476Accident · No injuriesData collectionFinal reportLuscombe 8 · Juneau, WIThe pilot's failure to maintain directional control during the landing roll in gusting crosswind conditions, which resulted in a runway excursion. Contributing to the accident was the foot pad cover slipping off the right rudder pedal during the landing roll.NTSB CEN16LA302Accident · Serious injuriesLimited investigationFinal reportSonex Waiex · Fond du Lac, WIA partial loss of engine for reasons that could not be determined during an examination of the engine.NTSB CEN16LA309Accident · No injuriesLimited investigationFinal reportCessna 172K · Neenah, WIA loss of engine power due to oil starvation, which resulted from the pilot, who was not a certified airframe and powerplant mechanic, removing the vacuum pump from the engine, and his misconception that he could operate the airplane without the pump.NTSB CEN16LA296Accident · Minor injuriesLimited investigationFinal reportRyan Navion B · Manitowoc, WIA leak in the gascolator due to degraded rubber gaskets, which allowed air to enter the fuel system and resulted in fuel starvation and a total loss of engine power during takeoff.NTSB CEN16LA294Accident · No injuriesLimited investigationFinal reportBell 47G 2 · Oshkosh, WIThe loosening and separation of the throttle linkage nut, which resulted in a loss of throttle control and subsequent hard landing after autorotation.NTSB CEN16LA293Accident · No injuriesLimited investigationFinal reportBoam Larry Rans S 7 · Oshkosh, WIThe pilot's failure to maintain airplane control on takeoff, which resulted in his remedial action to induce an aerodynamic stall and the subsequent impact with terrain.NTSB CEN16FA295Accident · 1 fatalField investigationFinal reportMooney M20J · Holmen, WIThe pilot's loss of airplane control during an instrument approach. Contributing to the accident was the pilot's lack of instrument flight proficiency.NTSB CEN16FA290Accident · 1 fatalField investigationFinal reportFlight Design Ctls · Fond du Lac, WICarburetor contamination following exposure to water in the fuel, which resulted in a carburetor malfunction and a partial loss of engine power. Contributing to the accident was the pilot's loss of airplane control that resulted in a stall.NTSB CEN16LA283Accident · Serious injuriesLimited investigationFinal reportBristell E-LSA · Oshkosh, WIThe pilot’s exceedance of the airplane’s critical angle of attack on short final approach, which resulted in an inadvertent aerodynamic stall and subsequent loss of control. Contributing to the accident was the pilot’s distraction with other traffic in the…NTSB CEN16LA288Accident · No injuriesLimited investigationFinal reportCessna 208B · Baldwin, WIThe pilot's decision to land the fully loaded parachutist drop airplane on a wet grass runway that had insufficient length for the landing in high temperature conditions, which resulted in a runway overrun, when a more suitable longer runway was available at…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 CEN16LA273Accident · No injuriesLimited investigationFinal reportBrandt Sonex · Lodi, WIThe separated rocker arm assembly for undetermined reasons, which resulted in the partial loss of engine power and led to the landing gear collapsing during the subsequent forced landing.NTSB CEN16CA258Accident · No injuriesData collectionFinal reportBoyd Kenneth C Rans S-19 · Ephraim, WIThe pilot's decision to continue the landing from an unstabilized approach which resulted in a loss of control and subsequent hard landing.NTSB CEN16LA255Accident · Minor injuriesLimited investigationFinal reportPiper PA 25-235 · Arlington, WIThe pilot’s failure to establish proper airspeed and angle-of-attack during takeoff with the airplane at its maximum gross weight in elevated density altitude and gusting tailwind conditions, which resulted in an aerodynamic stall.NTSB GAA16CA322Accident · Serious injuriesData collectionFinal reportMarks Steven Challenger · Marion, WIThe failure of the airplane engine drive belt during the takeoff, resulting in a forced landing and impact with terrain.NTSB GAA16CA323Accident · Minor injuriesData collectionFinal reportMooney M20 · Reedsburg, WIThe pilot's long landing and failure to stop the airplane on the runway, resulting in an overrun, impact with a fence, and substantial damage to the airplane.NTSB GAA16CA292Accident · No injuriesData collectionFinal reportAeronca 7BCM · Rochester, WIThe pilot's failure to maintain directional control during the landing, which resulted in a runway excursion, left main landing gear collapse, and a nose down. Contributing to the accident was the wind shift.NTSB CEN16LA206Accident · No injuriesLimited investigationFinal reportBeech A23-24 · Clintonville, WIThe pilot’s failure to maintain the proper glidepath during the night visual approach, which resulted in impact with a runway threshold light, and his improper landing flare, which resulted in a hard landing. Contributing to the accident was the pilot's…NTSB CEN16FA171Accident · 1 fatalField investigationFinal reportMcdonnell Douglas Helicopter 369E · Reedsville, WIThe failure of the power turbine governor's dual-spool bearing due to a lack of lubrication, which resulted in a complete loss of engine power and subsequent impact with terrain.NTSB CEN16LA123Accident · Serious injuriesLimited investigationFinal reportBrockman William A Challenger II · Neshkoro, WIA total loss of engine power for reasons that could not be determined, as postaccident examination revealed no anomalies that would have precluded normal operation. Contributing to the accident was the non-certificated pilot's decision to maneuver at low…NTSB CEN16LA097Accident · No injuriesLimited investigationFinal reportPiper PA 28-140 · Sturtevant, WIThe pilot's failure to maintain a proper glidepath during a landing at dusk, which resulted in impact with a moving ground vehicle. Contributing to the accident was the inoperative precision approach path indicator.