NTSB investigations, 1998, IA
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
| 1962 | 2 |
|---|---|
| 1963 | 2 |
| 1964 | 72 |
| 1965 | 74 |
| 1966 | 108 |
| 1967 | 129 |
| 1968 | 87 |
| 1969 | 98 |
| 1970 | 101 |
| 1971 | 105 |
| 1972 | 76 |
| 1973 | 53 |
| 1974 | 60 |
| 1975 | 49 |
| 1976 | 55 |
| 1977 | 57 |
| 1978 | 65 |
| 1979 | 51 |
| 1980 | 41 |
| 1981 | 60 |
| 1982 | 52 |
| 1983 | 53 |
| 1984 | 39 |
| 1985 | 35 |
| 1986 | 26 |
| 1987 | 30 |
| 1988 | 27 |
| 1989 | 24 |
| 1990 | 24 |
| 1991 | 23 |
| 1992 | 23 |
| 1993 | 22 |
| 1994 | 16 |
| 1995 | 12 |
| 1996 | 15 |
| 1997 | 22 |
| 1998 | 20 |
| 1999 | 18 |
| 2000 | 11 |
| 2001 | 7 |
| 2002 | 14 |
| 2003 | 20 |
| 2004 | 13 |
| 2005 | 13 |
| 2006 | 8 |
| 2007 | 17 |
| 2008 | 18 |
| 2009 | 17 |
| 2010 | 27 |
| 2011 | 23 |
| 2012 | 21 |
| 2013 | 15 |
| 2014 | 9 |
| 2015 | 13 |
| 2016 | 13 |
| 2017 | 16 |
| 2018 | 12 |
| 2019 | 9 |
| 2020 | 12 |
| 2021 | 16 |
| 2022 | 14 |
| 2023 | 17 |
| 2024 | 7 |
| 2025 | 13 |
| 2026 | 15 |
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\") = 1998
AND c.\"eventStateOrRegion\" = 'IA' 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") = 1998 AND c."eventStateOrRegion" = 'IA' 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 CHI99FA052Accident · 1 fatalField investigationFinal reportCessna 152 · Sherrill, IAthe pilot continued flying with a known discrepancy and he failed to maintain airspeed and lost control of the airplane while attempting a forced landing. Factors included the tailwind and the undetermined loss of power.NTSB CHI99LA045Accident · Minor injuriesLimited investigationFinal reportBeech 58 · Ankeny, IAthe elevator control system jammed for undetermined reasons.NTSB CHI99LA034Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Carrol, IAthe pilot's inadequate preflight inpection of the fuel tanks and filler neck caps before departure. Factors associated with this accident were the leaking right wing fuel tank filler cap and fuel exhaution.NTSB CHI99LA032Accident · No injuriesLimited investigationFinal reportPiper PA-28-180 · Iowa Falls, IAthe pilot's improper preflight planning and preparation, and his not refueling the airplane. Factors were fuel exhaustion and the fence.NTSB CHI99LA012Accident · No injuriesLimited investigationFinal reportHiller UH-12C · Clinton, IAthe failure of the 90 degree gearbox for reasons undetermined. Factors were the failure of the gearbox, and it not being possible for the pilot to maintain control of the aircraft.NTSB CHI98LA362Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-140 · Iowa City, IAA loss of engine power for undetermined reasons.NTSB CHI98LA346Accident · No injuriesLimited investigationFinal reportNeedham Glastar · Allison, IAThe pilot's failure to maintain adequate airspeed which resulted in an inadvertent stall.NTSB CHI98LA328Accident · No injuriesLimited investigationFinal reportBeech B35 · Iowa City, IAThe fuel starvation due to improper fuel management by the pilot-in-command. Also, the aircraft procedures and directives which were not followed by the pilot-in-command is an additional cause. The rough and uneven terrain in addition to the low altitude of…NTSB CHI98FA323Accident · 3 fatalField investigationFinal reportBell 222 · Spencer, IAThe below standard (loose) fit of the 'white' swashplate outer ring pin resulting in fatigue and subsequent separation of the pin, and ultimately the in-flight breakup of the rotorcraft. A factor was the manufacturer's dissemination of the pin which did not…NTSB CHI98FA309Accident · 3 fatalField investigationFinal reportPiper PA-28R-200 · New Hampton, IAThe pilot's inadequate preflight/planning inspection and his continued flight into known adverse weather conditions that led to spatial disorientation and loss of aircraft control. Also causal was the pilot exceeded the design limits of the airplane causing…NTSB CHI98LA252Accident · Serious injuriesLimited investigationFinal reportPiper PA28-151 · Anthon, IAThe pilot-in-command's improper preflight planning, preparation and fuel management resulting in an unscheduled landing and impact with a pole.NTSB CHI98LA250Accident · Minor injuriesLimited investigationFinal reportCanadian Car & Foundry Harvard MK IV · Dyersville, IAthe pilot in command's not maintaining control of the airplane and his inadvertently allowing the airplane to enter a stall. A factor was the undetermined loss of engine power.NTSB CHI98FA244Accident · 1 fatalField investigationFinal reportStubbe-Kitfox Classic · Traer, IAthe failure of the pilot of the Kitfox to maintain flying speed (Vs).NTSB CHI98LA203Accident · No injuriesLimited investigationFinal reportPiper PA28-151 · Jefferson, IAthe pilot's lack of total experience in this type of aircraft and his failure to maintain directional control during an aborted takeoff. A factor was the ditch.NTSB CHI98LA186Accident · Minor injuriesLimited investigationFinal reportSheets Kitfox II · Greenfield, IAthe initial climb airspeed not obtained/maintained after liftoff by the pilot in command. A factor was the improper compensation for wind conditions by the pilot in command.NTSB CHI98LA184Accident · No injuriesLimited investigationFinal reportBalloon Works Firefly 7-15 · Waterloo, IAThe pilot's failure to maintain clearance with the power lines during climb. A factor was the power lines.NTSB CHI98LA142Accident · 1 fatalLimited investigationFinal reportBombardier Rans S-9 · Waukee, IAthe pilot's failure to maintain control of the airplane which resulted in a stall while performing intentional buzzing maneuvers.NTSB CHI98LA103Accident · Minor injuriesLimited investigationFinal reportCessna 310Q · Council Bluffs, IAthe pilot's failure to maintain proper runway alignment during the landing. The dark night was a factor.NTSB CHI98LA098Accident · Minor injuriesLimited investigationFinal reportCessna 402B · Mason City, IAthe accumulation of airframe ice during flight, and failure of the pilot to attain a proper flare for landing. Factors relating to the accident were: the adverse weather (icing) condition; and the pilot's limited forward visibility, due to ice on the…NTSB CHI98LA077Accident · No injuriesLimited investigationFinal reportPiper PA-34-220T · Winterset, IAThe pilot misjudging his airspeed on final approach, resulting in a long touchdown and insufficient distance to stop on the remaining runway available.