NTSB investigations, 2011, 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\") = 2011
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") = 2011 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 CEN12IA123Incident · No injuriesIncident investigationFinal reportBoeing 737-7H4 · Denver, COThe snowplow operator’s incapacitation due to fatigue, which resulted in the snowplow contacting a parked airplane. Contributing to the incident was the company’s lack of a policy regarding employee fatigue.NTSB ENG12IA013Incident · No injuriesIncident investigationFinal reportBeech 1900D · Denver International Airport, COA failure of the nose landing gear end cap due to fatigue. Contributing to the failure were the ineffective inspection and the unknown effect of grain direction on fatigue life.NTSB CEN12FA098Accident · 4 fatalField investigationFinal reportSocata TB21 · Silverton, COThe non-instrument-rated pilot’s decision to embark on a flight through forecasted instrument meteorological conditions (IMC), and his subsequent flight into IMC, which resulted in the pilot’s spatial disorientation and subsequent maneuvering of the airplane…NTSB CEN12CA093Accident · No injuriesData collectionFinal reportRemos Remos GX · Fort Collins, COThe pilot's improper landing flare.NTSB CEN12CA075Accident · No injuriesData collectionFinal reportGlobe GC-1B · Denver, COA loss of engine power due to fuel starvation as a result of a loose fuel line fitting.NTSB CEN12FA058Accident · 1 fatalField investigationFinal reportCessna 337G · Alamosa, COThe loss of power to the rear engine due to fuel starvation during takeoff, which resulted from the fuel selector valve being inadvertently moved to the “off” position, and resulted in the airplane’s inability to climb.NTSB CEN12CA041Accident · No injuriesData collectionFinal reportDiamond Aircraft Ind DA 20-C1 · Pueblo, COThe certified flight instructor’s delayed remedial action. Contributing to the accident was the student pilot's failure to maintain control prior to the landing.NTSB CEN12CA011Accident · No injuriesData collectionFinal reportCirrus Design SR20 · Englewood, COThe student pilot's improper flare, which resulted in a bounced landing from which he was unable to recover.NTSB CEN12CA005Accident · No injuriesData collectionFinal reportCampbell John Mustang II · Brush, COThe pilot’s failure to maintain directional control during taxi, which resulted in a runway excursion.NTSB ENG11IA051Incident · No injuriesIncident investigationFinal reportBoeing 757-222 · Denver, CO**This probable cause was modified on 4/5/2012. Please see the public docket for this accident to view the original probable cause.** The initial damage to the fan blades was caused by the ingestion of a Red-Tailed Hawk that caused one or more fan blades to…NTSB CEN11CA678Accident · Minor injuriesData collectionFinal reportPiper PA-28-180 · Buena Vista, COThe airplane’s diminished climb performance due to the pilot not leaning the engine mixture enough prior to takeoff in high density altitude conditions and at nearly maximum gross takeoff weight.NTSB CEN11CA677Accident · No injuriesData collectionFinal reportPiper PA-22-108 · Monte Vista, COThe student pilot's loss of control while landing, which resulted in a ground loop.NTSB CEN11CA662Accident · No injuriesData collectionFinal reportPiper PA-30 · Saguache, COThe pilot's failure to maintain airplane control during the aborted takeoff.NTSB CEN11CA620Accident · No injuriesData collectionFinal reportCessna T210M · Kremmling, COThe pilot's failure to maintain aircraft control during the landing.NTSB CEN11FA559Accident · Minor injuriesField investigationFinal reportCessna 182C · Boulder, COThe malfunction of the throttle linkage to the induction air box, which resulted in a loss of engine power and subsequent forced landing.NTSB CEN11FA572Accident · Serious injuriesField investigationFinal reportFerguson Fergy 1 · Falcon, COA loss of control for undetermined reasons.NTSB CEN11CA550Accident · Serious injuriesData collectionFinal reportAttaway Robert H RV6A · Colorado Springs, COThe pilot's failure to maintain control while landing.NTSB CEN11CA517Accident · Serious injuriesData collectionFinal reportKubicek BB85 · Hartsel, COThe pilot's encounter with high wind which resulted in a hard landing and passenger injury.NTSB CEN11CA519Accident · No injuriesData collectionFinal reportAero SP Z O O AT-4 LSA · Colorado Springs, COThe pilot's failure to maintain proper approach speed and his inadequate recovery from a bounced landing.NTSB CEN11CA511Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Broomfield, COA loss of control due to the pilot's diverted attention as a result of an open door.NTSB CEN11CA520Accident · Serious injuriesData collectionFinal reportCameron Balloons US AX10 · Clark, COThe pilot's encounter with high wind which resulted in a hard landing and passenger injury.NTSB CEN11CA492Accident · No injuriesData collectionFinal reportCessna 182S · Meeker, COThe pilot's inadvertent flight into a downdraft, which resulted in an in-flight collision with trees.NTSB CEN11LA487Accident · No injuriesLimited investigationFinal reportAyres S2R · Burlington, COA loss of engine power for undetermined reasons.NTSB CEN11CA485Accident · No injuriesData collectionFinal reportBellanca 8KCAB · Greeley, COThe pilot's loss of directional control during landing, resulting in a runway excursion.NTSB CEN11FA479Accident · 2 fatalField investigationFinal reportCessna 150L · Silverton, COThe pilot's failure to maintain control of the airplane while operating it at low levels above mountainous terrain and in excess of its maximum allowable gross weight, which resulted in an aerodynamic stall. The pilot's failure to maintain control resulted…NTSB CEN11LA490Accident · No injuriesLimited investigationFinal reportDarrow Stephen AL-6 · Peyton, COThe loss of engine power during the descent for reasons that could not be determined because a thorough examination of the engine could not be completed due to the remote accident site.NTSB CEN11FA465Accident · 1 fatalField investigationFinal reportPipistrel Taurus · Durango, COThe pilot’s loss of control during the off-airport landing in strong winds, which resulted in a hard landing.NTSB CEN11FA444Accident · 1 fatalField investigationFinal reportBoeing B75N1 · Wetmore, COThe pilot's failure to maintain clearance from terrain while maneuvering at low altitude.NTSB CEN11FA428Accident · 1 fatalField investigationFinal reportCessna R182 · Thornton, COThe pilot's inadvertent encounter with a microburst while operating at a low altitude, which resulted in a loss of control from which the pilot could not recover. Contributing to the accident was the pilot’s inadequate preflight planning for the forecasted…NTSB CEN11LA457Accident · Minor injuriesLimited investigationFinal reportBeech B36TC · Akron, COThe mixture control cable disconnected from the cable housing attach clamp, which resutlted in the pilot's inability to add power when needed.NTSB CEN11CA392Accident · No injuriesData collectionFinal reportCessna 172S · Cortez, COThe pilot's failure to maintain aircraft control while landing in gusty crosswind conditions.NTSB CEN11CA410Accident · No injuriesData collectionFinal reportTaft, Malcolm J SR Glastar · Canon City, COA loss of engine power due to an overheated engine as a result of a malfunction of the modified engine cooling system, necessitating a forced landing on unsuitable terrain.NTSB CEN11LA361Accident · No injuriesLimited investigationFinal reportFlournoy Martin R Flournoy MR S1S · Colorado Springs, COThe pilot’s loss of directional control during the landing rollout due to failure of the tailwheel assembly for undetermined reasons.NTSB CEN11FA346Accident · 1 fatalField investigationFinal reportHansen IB C Cassutt III M · Erie, COThe pilot's incapacitation due to a cardiac event.NTSB CEN11LA357Accident · No injuriesLimited investigationFinal reportCessna T210M · Pueblo, COFailure of the landing gear to fully extend due to a failed o-ring in the nose gear actuator piston and a broken seal in the emergency landing gear extension system.NTSB CEN11CA360Accident · Serious injuriesData collectionFinal reportLammers Sjef J Apache · Colorado Springs, COThe pilot's failure to maintain control of the aircraft during take-off in a cross wind, which resulted in an inadvertent stall.NTSB CEN11IA341Incident · No injuriesIncident investigationFinal reportBeech 1900D · Denver, COThe fatigue failure of the nose landing gear (NLG) end cap, which resulted in insufficient hydraulic pressure to secure the left main landing gear into the down and locked position. Contributing to the fatigue failure was the NLG end cap’s non-optimum grain…NTSB CEN11CA325Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Golden, COThe pilot’s decision to operate the helicopter at a high density altitude near terrain, which resulted in a settling with power condition.NTSB CEN11LA323Accident · Serious injuriesLimited investigationFinal reportAir Tractor AT-402A · Arriba, COThe pilot’s controlled flight into terrain for undetermined reasons.NTSB CEN11FA304Accident · 2 fatalField investigationFinal reportCubcrafters CC11-160 · Parker, COThe pilot’s excessive and unsafe maneuvering during gusty wind conditions, which resulted in an inadvertent stall-spin.NTSB CEN11CA284Accident · No injuriesData collectionFinal reportPiper PA38 · Peyton, COThe pilot's loss of directional control during landing.NTSB CEN11CA289Accident · Minor injuriesData collectionFinal reportRans S12 · Fort Collins, COThe pilot's inadvertent application of full right rudder during landing, which resulted in an aerodynamic stall and impact with terrain.NTSB CEN11CA261Accident · No injuriesData collectionFinal reportCessna 172N · Colorado Springs, COThe pilot loss of directional control during landing in gusty crosswind conditions.NTSB CEN11LA266Accident · No injuriesLimited investigationFinal reportCessna 172RG · Wellington, COThe certified flight instructor's failure to maintain directional control during the go-around.NTSB CEN11FA259Accident · 1 fatalField investigationFinal reportBurkhart Grob Flugzeugbau G102 Club Astir Iiib · Boulder, COThe pilot's incapacitation for undetermined reasons, which resulted in a loss of control.NTSB CEN11CA268Accident · Minor injuriesData collectionFinal reportCub Crafters CC11-160 · Kiowa, COThe pilot's failure to maintain directional control following a hard landing.NTSB CEN11LA239Accident · 1 fatalLimited investigationFinal reportGlasflugel Standard Libelle · Wellington, COThe pilot's loss of glider control due to impairment or incapacitation caused by an episode of ventricular tachycardia.NTSB CEN11CA225Accident · No injuriesData collectionFinal reportAms-Flight D.O.O. DG-500 Elan Orion · Boulder, COThe in flight loss of lift while landing, resulting in a collision with a fence.NTSB CEN11GA218Accident · Minor injuriesFinal reportHughes 369D · Meeker, COMain rotor contact with the tail boom resulting in tail boom separation.NTSB CEN11CA213Accident · No injuriesData collectionFinal reportRobinson Helicopter R44 II · Glenwood Springs, COThe pilot’s improper takeoff procedure, which resulted in a dynamic rollover when the left skid contacted the ground.