NTSB investigations, 2001, CO
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
| 1963 | 1 |
|---|---|
| 1964 | 117 |
| 1965 | 112 |
| 1966 | 149 |
| 1967 | 145 |
| 1968 | 130 |
| 1969 | 123 |
| 1970 | 100 |
| 1971 | 118 |
| 1972 | 91 |
| 1973 | 107 |
| 1974 | 130 |
| 1975 | 104 |
| 1976 | 100 |
| 1977 | 121 |
| 1978 | 118 |
| 1979 | 120 |
| 1980 | 98 |
| 1981 | 94 |
| 1982 | 105 |
| 1983 | 106 |
| 1984 | 94 |
| 1985 | 88 |
| 1986 | 71 |
| 1987 | 95 |
| 1988 | 86 |
| 1989 | 80 |
| 1990 | 78 |
| 1991 | 89 |
| 1992 | 90 |
| 1993 | 71 |
| 1994 | 63 |
| 1995 | 74 |
| 1996 | 85 |
| 1997 | 69 |
| 1998 | 66 |
| 1999 | 86 |
| 2000 | 74 |
| 2001 | 70 |
| 2002 | 73 |
| 2003 | 65 |
| 2004 | 73 |
| 2005 | 75 |
| 2006 | 54 |
| 2007 | 63 |
| 2008 | 60 |
| 2009 | 51 |
| 2010 | 47 |
| 2011 | 54 |
| 2012 | 57 |
| 2013 | 48 |
| 2014 | 49 |
| 2015 | 39 |
| 2016 | 31 |
| 2017 | 34 |
| 2018 | 33 |
| 2019 | 35 |
| 2020 | 44 |
| 2021 | 47 |
| 2022 | 34 |
| 2023 | 38 |
| 2024 | 31 |
| 2025 | 43 |
| 2026 | 43 |
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\" = 'CO' 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" = 'CO' 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 DEN02LA015Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · Crested Butte, COa wet brake that later froze resulting in a loss of directional control on landing. A contributing factor was the snow bank.NTSB DEN02LA014Accident · No injuriesLimited investigationFinal reportCessna 172N · Broomfield, COthe pilot's failure to maintain directional control of the airplane while landing. A contributing factor was the crosswind.NTSB DEN02LA012Accident · Minor injuriesLimited investigationFinal reportCessna T210N · Montrose, COthe loss of engine power during initial climb for undetermined reason. A factor was the lack of suitable terrain for a forced landing.NTSB DEN02LA009Accident · No injuriesLimited investigationFinal reportEsbenshade Starduster Too SA300 · Evans, COthe pilot's failure to maintain clearance of the wires. A contributing factor was the trees the airplane struck while the pilot was attempting to regain aircraft control.NTSB DEN02LA007Accident · No injuriesLimited investigationFinal reportPiper PA-28-235 · Paonia, COimpact with a deer during initial climb immediately following rotation, resulting in the separation of the left main landing gear assembly.NTSB DEN02FA004Accident · 1 fatalField investigationFinal reportCessna T337G · Palmer Lake, COthe pilot intentionally restricting his external vision (turning his cabin lights up bright to practice night instrument approaches), and his subsequent failure to maintain clearance of the mountain. A contributing factor was the Air Traffic Controller’s…NTSB DEN02LA005Accident · No injuriesLimited investigationFinal reportIrwin Thorp T-18 · Longmont, COThe loss of engine power for undetermined reasons, which resulted in a forced landing. A contributing factor was the lack of suitable terrain for the forced landingNTSB DEN02LA001Accident · No injuriesLimited investigationFinal reportCessna 172N · Colo Springs, COthe pilot's inadequate landing flare, which resulted in a hard landing. A contributing factor was the pilot's excessive airspeed on final approach.NTSB DEN01LA164Accident · No injuriesLimited investigationFinal reportCessna 172RG · Englewood, COthe failure of the dual student to verify that the landing gear was down and locked, and the failure of the flight instructor to adequately supervise the dual student.NTSB DEN01FA161Accident · 2 fatalField investigationFinal reportPiper PA-31-350 · Pagosa Springs, COthe flight crews' intentional low altitude flight, and failure to maintain obstacle clearance.NTSB DEN01LA159Accident · Minor injuriesLimited investigationFinal reportBoeing A75N1 (PT17) · Watkins, COthe pilot's failure to maintain clearance with the guy wire.NTSB DEN01FA157Accident · 1 fatalField investigationFinal reportBoeing 777-236 · Denver, COthe overstress fracture of the airplane's refueling adapter ring that resulted from the abnormal angular force applied to it. The applied angular force occurred due to the ground refueler inadequately positioning the hydrant fuel truck (in relation to the…NTSB DEN01LA158Accident · Serious injuriesLimited investigationFinal reportBalloon Works Firefly 8B-15 · Colo. Springs, COthe passenger's failure to follow instructions given to brace for a high wind landing, and the pilot's failure to adequately monitor the passenger's actions. A contributing factor was the thermal lift.NTSB DEN01LA155Accident · No injuriesLimited investigationFinal reportVans RV-6A · Pagosa Springs, COThe pilot's inadequate airplane preflight inspection which led to the subsequent lateral control of the airplane on the ground not being possible. A contributing factor was the unavailability of rudder control due to a headset blocking the rudder control…NTSB DEN01LA153Accident · Minor injuriesLimited investigationFinal reportBradley Rans S-7 · Fruita, COloss of engine power due to both piston rings failing, and the subsequent inadvertent stall/spin during the attempted forced landing. A contributing factor was the lack of suitable terrain for a forced landing.NTSB DEN01FA151Accident · 2 fatalField investigationFinal reportAviat A-1 · Montrose, COthe pilot's intentional abrupt maneuver immediately after takeoff and the subsequent loss of aircraft control. Contributing factors were high density altitude weather conditions, and the airplane improper weight and balance.NTSB DEN01LA147Accident · Serious injuriesLimited investigationFinal reportCessna 172N · Peyton, COThe pilot's improper go-around procedure and his failure to maintain adequate airspeed which resulted in an inadvertent stall. A factor was the pilot's lack of total experience.NTSB DEN01LA146Accident · Serious injuriesLimited investigationFinal reportCommander 114-B · Snowmass Villag, COThe pilot's failure to maintain altitude/clearance from the rising terrain for undetermined reasons. Contributing factors include high density altitude conditions, and trees.NTSB DEN01LA141Accident · No injuriesLimited investigationFinal reportEnstrom 280FX · Ouray, COthe partial loss of engine power due to the slippage of the wastegate linkage as a result of the plunger on the linkage being undertorqued by an unknown person. A contributing factor was the lack of suitable terrain for the forced landing.NTSB DEN01LA139Accident · Serious injuriesLimited investigationFinal reportCessna 320 · Falcon, COthe pilot's failure to abort the takeoff following a loss of right engine power. A factor was the loss of right engine power for undetermined reasons.NTSB DEN01LA138Accident · Serious injuriesLimited investigationFinal reportCessna 182H · Pueblo, COthe loss of engine power due to fuel starvation as a result of the pilot's improper fuel selector position. A factor was the lack of suitable terrain for the forced landing.NTSB DEN01LA132Accident · No injuriesLimited investigationFinal reportPiper PA-31-350 · Grand Junction, COthe failure of the nose landing gear right drag brace (link assembly) due to fatigue.NTSB DEN01LA130Accident · Serious injuriesLimited investigationFinal reportCessna 172RG · Gunnison, COthe pilot's failure to attain the proper climb rate, and his improper inflight planning/decision to attempt to cross mountainous terrain at an inadequate altitude. Contributing factors were the downdraft and the pilot's total lack of experience in mountain…NTSB DEN01LA127Accident · No injuriesLimited investigationFinal reportPiper PA-28-140 · Calhan, COthe loss of engine power due to fuel contamination (water). A contributing factor was the lack of suitable terrain on which to perform a forced landing.NTSB DEN01LA124Accident · No injuriesLimited investigationFinal reportBeech 95-B55 (T42A) · Englewood, COthe pilot receiving instruction inadvertently retracting the landing gear during the landing roll. A contributing factor was the flight instructor's inadequate supervision of the pilot receiving instruction.NTSB DEN01LA121Accident · No injuriesLimited investigationFinal reportGriffith-Boyd Lancair 360 · La Junta, COa wheels-up landing due to an uncommanded gear retraction resulting from a short circuit of the landing gear electrical wiring.NTSB DEN01LA120Accident · No injuriesLimited investigationFinal reportCessna 172Q · Englewood, COthe pilot's failure to properly recover from a bounced landing. A contributing factor were the adverse wind conditions.NTSB DEN01LA119Accident · No injuriesLimited investigationFinal reportCessna 177RG · Broomfield, COfailure of the nose landing gear hydraulic UP hose, which resulted in a wheels-up landing..NTSB DEN01LA118Accident · No injuriesLimited investigationFinal reportBeech BE76 · Hudson, COmain landing gear collapse on touchdown for reasons undetermined.NTSB DEN01LA117Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Eagle, COthe pilot's inadequate wind evaluation, and his inadequate planning/decision to land with a tailwind, at a density altitude of 13,418 feet. Contributing factors were the tailwind and the high density altitude weather condition.NTSB DEN01LA115Accident · No injuriesLimited investigationFinal reportLuscombe 8E · Longmont, COthe pilot's failure to maintain directional control during landing. A contributing factor was the tailwind.NTSB DEN01LA112Accident · No injuriesLimited investigationFinal reportPiper PA-22-150 · Akron, COthe pilot's failure to adequately compensate for wind conditions, resulting in a loss of directional control during landing roll. A contributing factor was the crosswind.NTSB DEN01FA110Accident · 3 fatalField investigationFinal reportCessna T210G · Lyons, COThe pilot's inadequate preflight planning/preparation and his continued flight into adverse weather condition resulting in controlled flight into terrain. Contributing factors were the fog, low ceilings and the pilot's lack of recent experience.NTSB DEN01LA106Accident · No injuriesLimited investigationFinal reportEnstrom F-28C · Elizabeth, COthe loss of engine power during approach for an undetermined reason. A contributing factor was the high density altitude.NTSB DEN01FA111Accident · 4 fatalField investigationFinal reportPiper PA-28-161 · Meeker, COthe pilot's failure to maintain terrain clearance as a result of his drug induced impairment. A factor was his exceeding the airplane's gross weight limits.NTSB DEN01LA103Accident · Minor injuriesLimited investigationFinal reportHall Lancair 4P · Bennett, COunsuitable terrain on which to make a forced landing. A contributing factor was a fatigue fracture of the starter adapter drive shaft, which resulted in a loss of engine power due to oil starvation.NTSB DEN01LA101Accident · No injuriesLimited investigationFinal reportGarrett Starduster TOO SA300 · Woodrow, COa precautionary landing on unsuitable terrain which was rough and uneven. Factors were deteriorating weather in the form of freezing rain, snow, and decreasing visibility.NTSB DEN01LA099Accident · Serious injuriesLimited investigationFinal reportAerostar RX-8 · Sterling, COfailure by the pilot to control descent rate during approach to land. A factor was a temperature inversion.NTSB DEN01FA096Accident · 2 fatalField investigationFinal reportBeech 76 · Gunnison, COintentional buzzing by both pilots and their failure to maintain clearance with transmission wires. A contributing factor was the sun glare.NTSB DEN01IA108Incident · No injuriesIncident investigationFinal reportBeech 200 · Greeley, COjamming of the nose landing gear actuator due to improper painting procedures by other maintenance personnel which resulted in a wheels up landing.NTSB DEN01FA094Accident · 1 fatalField investigationFinal reportCessna 208B · Steamboat Spngs, COan inadvertent stall during an instrument approach, which resulted in a loss of control. Contributing factors were the pilot's attention being diverted by an abnormal indication, conditions conducive to airframe icing, and the pilot's lack of total experience…NTSB DEN01LA100Accident · No injuriesLimited investigationFinal reportCessna T206H · Watkins, COthe pilot's failure to maintain the proper decent rate during the flare resulting in a hard landing. Contributing factors icing conditions and accumulations of wing ice.NTSB DEN01FA090Accident · Serious injuriesField investigationFinal reportPiper PA-39 · Fort Collins, COthe loss of right engine power on take-off as a result of the separation of the right engine's alternate air door, which lodged in the fuel servo air inlet. A factor was the lack of suitable terrain for a forced landing.NTSB DEN01LA089Accident · No injuriesLimited investigationFinal reportCessna 140A · Greeley, COtotal failure of the right main landing gear spring due to fatigue.NTSB DEN01FA088Accident · 1 fatalField investigationFinal reportBeech 35 · Glenwood Sprgs, COthe pilot's failure to maintain aircraft control, and the subsequent inadvertent stall/mush to the ground. Contributing factors were the pilot's lack of experience in make/model airplane, the high density altitude weather condition, and the pilot's attempted…NTSB DEN01LA083Accident · No injuriesLimited investigationFinal reportPiper PA-24-250 · Telluride, COthe pilot's failure to maintain control of the airplane during initial climb. Factors include the gusty wind and high density altitude conditions.NTSB DEN01FA082Accident · 2 fatalField investigationFinal reportSandell Zenith CH 200 · Canon City, COthe pilot in command inadvertently allowing the airplane to stall/spin. Contributing factors were the pilot's total lack of experience in airplane make/model, and high wind conditions.NTSB DEN01LA081Accident · No injuriesLimited investigationFinal reportCessna 172P · Rangely, COthe pilot's improper use of aileron and his failure to maintain directional control during landing. A contributing factor was the direct gusty crosswind.NTSB DCA01MA034Accident · 18 fatalClass 1 · MajorFinal reportGrumman Gulfstream III · Aspen, COthe flight crew's operation of the airplane below the minimum descent altitude without an appropriate visual reference for the runway. Contributing to the cause of the accident were the Federal Aviation Administration's (FAA) unclear wording of the March 27,…NTSB DEN01LA078Accident · Minor injuriesLimited investigationFinal reportPiper PA-18-150 · Grand Junction, COFailure by the pilot to maintain directional control during takeoff roll. A factor was a crosswind.