NTSB investigations, 1995, WI
180,610 investigations by the National Transportation Safety Board since 1962: 174,589 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\") = 1995
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") = 1995 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 CHI96FA067Accident · 2 fatalField investigationFinal reportCessna 560 · Eagle River, WIthe failure of the pilot to maintain airspeed while executing the circling approach. Factors were the descent below minimum descent altitude, the fog, the low ceiling and the icing conditions.NTSB CHI96LA070Accident · No injuriesLimited investigationFinal reportCessna 310R · Minocqua, WIthe pilot's failure to maintain adequate airspeed during the landing. The weather and ice accumulation on the airplane were factors.NTSB CHI96FA052Accident · Serious injuriesField investigationFinal reportPiper PA-23-250 · Steuben, WIfailure of the pilot to select alternate air. Darkness and snowy weather conditions were related factors.NTSB CHI96LA039Accident · Serious injuriesLimited investigationFinal reportCessna 172 · Stevens Point, WIflying into known icing conditions and descending below the minimum descent altitude.NTSB CHI96FA029Accident · 2 fatalField investigationFinal reportPiper PA-28-151 · Fond Du Lac, WIthe pilot's intentional VFR flight into instrument meteorological conditions, and his failure to maintain altitude. Factors included the weather obscuration due to snow and fog, the dark night, and the pilot's lack of recent night flight time.NTSB CHI96LA027Accident · Minor injuriesLimited investigationFinal reportBeech 33 · Lone Rock, WIa partial loss of engine power for an undetermined reason, and the pilot's failure to maintain airspeed during his attempt to land the airplane back on the runway. A factor in the accident was the pilot's decision not to land in the suitable fields…NTSB CHI96LA016Accident · Minor injuriesLimited investigationFinal reportCessna 170B · Oconomowoc, WIa loss of engine power for undetermined reasons. A factor associated with the accident was the unsuitable terrain on which to make the forced landing.NTSB CHI96LA007Accident · Minor injuriesLimited investigationFinal reportRoisum Team MINI-MAX · Neenah, WIFuel starvation due to fuel filter blockage. Factors associated with the accident were the manufacturers design of the fuel filter and the builder/pilots decision to use an automotive type fuel filter.NTSB CHI96LA006Accident · No injuriesLimited investigationFinal reportCessna 172F · Danbury, WIthe partial failure of the left magneto, the road sign, and the road embankment. A factor relating to this accident is the brush which obscured the road sign.NTSB CHI96LA003Accident · No injuriesLimited investigationFinal reportPiper PA-28-236 · Thorp, WIthe pilot's failure to abort the takeoff and the premature liftoff which resulted in an inadvertent stall. Factors relating to this accident are improper planning and decision by the pilot, and the tall, wet grass.NTSB CHI95LA329Accident · No injuriesLimited investigationFinal reportAeronca 7EC · Hudson, WIthe pilot's improper decision to attempt a touch-and-go on a short airstrip.NTSB CHI95LA324Accident · No injuriesLimited investigationFinal reportCessna 177 · Camp Lake, WIthe pilot's inadequate compensation for wind conditions, and failure to maintain altitude/clearance from the power line, while on short final approach. The downdraft was a related factor.NTSB CHI95LA317Accident · No injuriesLimited investigationFinal reportPiper PA-28-181 · Lyons, WIThe pilot's lack of experience in the type of operation being conducted, the pilot not maintaining the proper airspeed while on final approach to landing, and a delayed decision to abort the landing.NTSB CHI95LA315Accident · No injuriesLimited investigationFinal reportPiper PA-38 · Milwaukee, WIthe pilot's premature liftoff which resulted in a stall.NTSB CHI95LA309Accident · Minor injuriesLimited investigationFinal reportCessna 182 · Walworth, WIloss of engine power which occurred for an undetermined reason. A factor was the soft terrain in the emergency landing site.NTSB CHI95FA310Accident · 1 fatalField investigationFinal reportChampion 7GCB · Howard, WIa loss of engine power due to water-contaminated fuel and the pilot's inadequate preflight.NTSB CHI95LA295Accident · No injuriesLimited investigationFinal reportKraetzner SKY-BUGGY · Princeton, WIthe loss of engine power due to the blocked float valve seat in the carburetor and the pilot's failure to have the proper maintenance inspection performed on the airplane.NTSB CHI95LA290Accident · Minor injuriesLimited investigationFinal reportCessna 172P · Port Washington, WIthe failure of the #2 cylinder due to fatigue cracking. A factor was the soft terrain.NTSB CHI95LA288Accident · Serious injuriesLimited investigationFinal reportde Havilland DHC-1 · Hammond, WIan overload failure of the right horizontal support tube assembly which the pilot/owner had modified to be adjustable. A factor in the accident was the corn.NTSB CHI95LA263Accident · Serious injuriesLimited investigationFinal reportCessna 177 · Delavan, WIthe pilot's failure to assure an adequate amount of fuel was available for the flight. A factor was the improperly installed fuel level transmitter.NTSB CHI95FA259Accident · 2 fatalField investigationFinal reportPiper PA-28-181 · Fifield, WIthe pilot's attempted visual flight into instrument meteorological conditions, which resulted in spatial disorientation and loss of control. A factor was the fog.NTSB CHI95FA255Accident · 2 fatalField investigationFinal reportBeech T-34C · Oak Creek, WIthe pilot's failure to maintain an adequate fuel supply, and his failure to maintain airspeed.NTSB CHI95LA252Accident · No injuriesLimited investigationFinal reportStevens Acro II · Oshkosh, WIthe failure of the pilot of the Acro II, N40LF, to maintain clearance from the Cessna 172, N5542R.NTSB CHI95FA242Accident · No injuriesField investigationFinal reportRevolution Helicopter MINI-500 · Oshkosh, WIthe inadequate design of the helicopter skid shoes. Factors related to the accident were: false indications of rotor rpm and EGT which led to seizure of the piston.NTSB CHI95LA238Accident · No injuriesLimited investigationFinal reportGrumman AA-1B · Oshkosh, WIthe pilot's failure to maintain clearance.NTSB CHI95LA236Accident · Serious injuriesLimited investigationFinal reportPiper PA-24-250 · Watertown, WIfuel exhaustion resulting from the improper fuel bladder installation by maintenance personnel. Factors associated with this accident were the collapsed fuel bladder that eliminated about 30 percent of the available fuel in the left tank that the pilot had…NTSB CHI95LA254Accident · Minor injuriesLimited investigationFinal reportBeech 55 · Delavan, WIThe pilot misjudged the flare and improper recovery from a bounced landing. Lack of experience in the make and model aircraft was a factor.NTSB CHI95IA204Incident · Minor injuriesIncident investigationFinal reportMcDonnell Douglas DC-10-10 · Green Bay, WIthe weather condition (turbulence in clouds). A factor was the flight crew's abrupt control of the airplane.NTSB CHI95LA194Accident · No injuriesLimited investigationFinal reportPiper J-5A · Wausau, WIthe pilot's misjudgment of the clearance between the airplane and the fuel pumps.NTSB CHI95LA187Accident · No injuriesLimited investigationFinal reportBell 47J2A · Elkhorn, WIloss of power as a result of an intake valve failure due to improper maintenance performed during the major engine overhaul, and pilot misjudgment of the flare during autorotation.NTSB CHI95LA176Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-160 · Viroqua, WIThe loss of engine power for undetermined reasons.NTSB CHI95LA141Accident · Minor injuriesLimited investigationFinal reportSorrel SNS-4 · Menomonee Falls, WIthe pilot's failure to maintain clearance with transmission wires. A factor in the accident was the transmission wires.NTSB CHI95LA143Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Boyceville, WIThe pilot's inadequate compensation for the wind conditions and subsequent failure to maintain runway alignment. The crosswind was a factor.NTSB CHI95LA133Accident · Minor injuriesLimited investigationFinal reportPiper J-3 · Elk Creek, WIthe pilot's failure to maintain clearance with the trees. Factors in the accident include the trees, the tailwind condition, and the pilot's lack of proper certification.NTSB CHI95FA126Accident · 4 fatalField investigationFinal reportCessna 150M · Oshkosh, WIInadequate visual lookout by the pilot of the Beech V35B, resulting in his failure to see-and-avoid the Cessna 150, which was ahead and below him on final approach; and failure of the tower controller to provide adequate service (flight advisories and landing…NTSB CHI95LA099Accident · No injuriesLimited investigationFinal reportCessna 152 · Waukesha, WIthe student pilot's failure to maintain directional control during an aborted takeoff. A factor was the snow covered ground which contributed to the airplane nosing over as it departed the runway.NTSB NYC95FA056Accident · 2 fatalField investigationFinal reportPiper PA-46-310P · Chippewa Falls, WIThe pilot's improper decision to depart into known adverse weather conditions, and the subsequent encounter with freezing drizzle, resulting in an inadvertent stall and collision with the terrain during an approach to land. Also causal to the accident was the…NTSB CHI95LA084Accident · No injuriesLimited investigationFinal reportAeronca 11AC · Kenosha, WIthe student's failure to maintain directional control during the landing roll.NTSB CHI95IA079Incident · No injuriesIncident investigationFinal reportBritish Aerospace BAE-146-300 · Madison, WIA fuel leak in the no. 2 engine left fuel manifold segment due to a design defect which led to a fatigue crack.NTSB CHI95LA070Accident · Minor injuriesLimited investigationFinal reportCessna 172 · Cottage Grove, WIThe pilot's selection of unsuitable terrain/runway for landing. Factors related to the accident were: the unfavorable wind, icy runway condition, and snowbank at the end of the runway.NTSB CHI95LA068Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-181 · Brookfield, WIThe instructor's failure to maintain clearance with trees. Factors associated with the accident were the trees and the night lighting conditions.