NTSB investigations, 2001, OK
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 | 108 |
|---|---|
| 1965 | 105 |
| 1966 | 100 |
| 1967 | 134 |
| 1968 | 100 |
| 1969 | 99 |
| 1970 | 81 |
| 1971 | 102 |
| 1972 | 56 |
| 1973 | 77 |
| 1974 | 66 |
| 1975 | 60 |
| 1976 | 66 |
| 1977 | 72 |
| 1978 | 63 |
| 1979 | 66 |
| 1980 | 64 |
| 1981 | 79 |
| 1982 | 63 |
| 1983 | 64 |
| 1984 | 65 |
| 1985 | 47 |
| 1986 | 42 |
| 1987 | 45 |
| 1988 | 38 |
| 1989 | 40 |
| 1990 | 29 |
| 1991 | 30 |
| 1992 | 36 |
| 1993 | 23 |
| 1994 | 32 |
| 1995 | 42 |
| 1996 | 35 |
| 1997 | 31 |
| 1998 | 41 |
| 1999 | 36 |
| 2000 | 31 |
| 2001 | 24 |
| 2002 | 26 |
| 2003 | 22 |
| 2004 | 23 |
| 2005 | 25 |
| 2006 | 21 |
| 2007 | 28 |
| 2008 | 25 |
| 2009 | 23 |
| 2010 | 23 |
| 2011 | 19 |
| 2012 | 18 |
| 2013 | 23 |
| 2014 | 11 |
| 2015 | 17 |
| 2016 | 21 |
| 2017 | 20 |
| 2018 | 15 |
| 2019 | 15 |
| 2020 | 18 |
| 2021 | 17 |
| 2022 | 22 |
| 2023 | 23 |
| 2024 | 19 |
| 2025 | 19 |
| 2026 | 13 |
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\" = 'OK' 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" = 'OK' 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 FTW02LA052Accident · Serious injuriesLimited investigationFinal reportPiper PA-23-250 · Duncan, OKThe pilot's descent below the minimum descent altitude, and his failure to maintain obstacle clearance. Contributing factors were the below approach/landing minimum weather, the dark night conditions, and the inoperative REIL's.NTSB FTW02LA044Accident · No injuriesLimited investigationFinal reportBell 47G · Ardmore, OKthe flight instructor's selection of an unsuitable area for practicing a full touchdown autorotation, which resulted in a nose over. A contributing factor was the soft ground.NTSB FTW02LA049Accident · No injuriesLimited investigationFinal reportBeech BE-50 · Altus, OKThe pilot's improper flare and his failure to maintain directional control. A contributing factor was the ditch.NTSB FTW02LA021Accident · No injuriesLimited investigationFinal reportCessna 152 · Bethany, OKthe mechanic's failure to properly lock the exhaust valve's clearance adjusting screw locknut, which resulted in a loose nut, disabling of the exhaust valve pushrod, and a partial loss of engine power while in cruise flight. A contributing factor was the…NTSB FTW02LA009Accident · Minor injuriesLimited investigationFinal reportCessna 182A · Chickasha, OKThe loss of engine power for undetermined reasons. A factor was the lack of suitable terrain for a forced landing.NTSB FTW01LA198Accident · Minor injuriesLimited investigationFinal reportCessna 150 · Miami, OKThe pilot's failure to maintain adequate airspeed which resulted in a stall.NTSB FTW01LA199Accident · No injuriesLimited investigationFinal reportJohn Greenlee X-Aircamper · Healdton, OKThe loss of engine power due to carburetor ice as a result of the pilot's failure to apply carburetor heat during the approach to land. Contributing factors were weather conditions conducive to carburetor icing conditions and the lack of suitable terrain for…NTSB FTW01LA197Accident · No injuriesLimited investigationFinal reportPiper PA-28-161 · Ardmore, OKthe student pilot's failure to maintain directional control during takeoff roll.NTSB FTW01LA175Accident · No injuriesLimited investigationFinal reportPiper PA-28 · Tulsa, OKthe partial loss of engine power for an undetermined reason. A factor was the lack of suitable terrain for the forced landing.NTSB FTW01LA161Accident · No injuriesLimited investigationFinal reportCessna 172 · Kingston, OKthe pilot's failure to maintain directional control during the takeoff roll, which required his evasive maneuver and resulted in a stall.NTSB FTW01FA151Accident · 1 fatalField investigationFinal reportErcoupe 415-CD · McAlester, OKthe inadvertent stall by the pilot-in-command.NTSB FTW01LA143Accident · Minor injuriesLimited investigationFinal reportCommander 114-B · Okmulgee, OKthe failure of the #6 cylinder's connecting rod, which resulted in a complete loss of engine power. A contributing factor to the accident was the lack of suitable terrain for the forced landing.NTSB FTW01FA129Accident · 1 fatalField investigationFinal reportCessna 150 · Pryor, OKthe failure of the glider pilot to maintain aircraft control and his delay in releasing the towrope. A contributing factor was the glider's worn elevator trim friction, which resulted in its disengagement.NTSB FTW01LA126Accident · No injuriesLimited investigationFinal reportBeech BE-76 · Tulsa, OKthe dual student pilot's failure to maintain clearance from the hangar while taxing.NTSB FTW01LA120Accident · No injuriesLimited investigationFinal reportKirchner Pietenpol Aircamper · Tulsa, OKthe pilot's inadequate flare during the forced landing, which resulted in a hard landing. A contributing factor was the engine overheating due a stuck oil cooler thermostat valve, which resulted in a loss of power.NTSB FTW01LA113Accident · Minor injuriesLimited investigationFinal reportCessna 172RG · Washington, OKthe in-flight fire for an undetermined reason, which resulted in a forced landing. A contributory factor was the lack of suitable terrain for the forced landing.NTSB FTW01TA084Accident · No injuriesFinal reportCessna 152 · Antlers, OKfuel exhaustion in cruise flight due to the pilot's delay in refueling. A contributing factor was the lack of suitable terrain for the forced landing.NTSB FTW01LA087Accident · No injuriesLimited investigationFinal reportBell 47G2 · Ardmore, OKthe loss of tail rotor control during maneuvering resultant from the failure of the tail rotor drive shaft coupling due to a stripped thread which allowed the grease lubricating the shaft to leak out. A factor was the lack of suitable terrain for the forced…NTSB FTW01LA080Accident · No injuriesLimited investigationFinal reportCessna 210D · Lawton, OKthe pilot's failure to maintain aircraft control during the landing flare/touchdown. A contributing factor was the crosswind.NTSB FTW01LA078Accident · Minor injuriesLimited investigationFinal reportCessna 152 · Oklahoma City, OKthe loss of engine power during the initial takeoff climb for an undetermined reason, which resulted in a forced landing. A contributory factor to the accident was the lack of suitable terrain for the forced landing.NTSB FTW01LA074Accident · No injuriesLimited investigationFinal reportCessna 182P · Tuttle, OKfuel exhaustion due to a loose fuel cap as a result of the pilot's inadequate preflight. A contributory factor was the lack of suitable terrain for the forced landing.NTSB FTW01LA066Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-140 · Owasso, OKthe pilot's delay in switching the fuel selector, which resulted in fuel starvation in cruise flight.NTSB FTW01FA058Accident · 2 fatalField investigationFinal reportCessna 152 · Platter, OKthe failure of both pilots to maintain a visual lookout, which resulted in a mid-air collision over a lake. A contributing factor to the accident was the sun glare from the setting sun.NTSB FTW01LA045Accident · No injuriesLimited investigationFinal reportCessna 152 · Bristow, OKThe pilot's inadequate compensation for the crosswind conditions, which resulted in the airplane striking a snow bank during the landing flare/touchdown. A factor was the crosswind weather condition.