NTSB investigations, 2017, AK
180,630 investigations by the National Transportation Safety Board since 1962: 174,609 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 | 9 |
|---|---|
| 1963 | 11 |
| 1964 | 171 |
| 1965 | 158 |
| 1966 | 174 |
| 1967 | 167 |
| 1968 | 173 |
| 1969 | 201 |
| 1970 | 211 |
| 1971 | 214 |
| 1972 | 195 |
| 1973 | 211 |
| 1974 | 224 |
| 1975 | 249 |
| 1976 | 296 |
| 1977 | 251 |
| 1978 | 265 |
| 1979 | 228 |
| 1980 | 239 |
| 1981 | 227 |
| 1982 | 199 |
| 1983 | 211 |
| 1984 | 216 |
| 1985 | 203 |
| 1986 | 186 |
| 1987 | 189 |
| 1988 | 179 |
| 1989 | 193 |
| 1990 | 193 |
| 1991 | 176 |
| 1992 | 192 |
| 1993 | 191 |
| 1994 | 138 |
| 1995 | 173 |
| 1996 | 161 |
| 1997 | 157 |
| 1998 | 172 |
| 1999 | 159 |
| 2000 | 140 |
| 2001 | 131 |
| 2002 | 139 |
| 2003 | 120 |
| 2004 | 107 |
| 2005 | 129 |
| 2006 | 96 |
| 2007 | 105 |
| 2008 | 108 |
| 2009 | 101 |
| 2010 | 91 |
| 2011 | 104 |
| 2012 | 112 |
| 2013 | 94 |
| 2014 | 79 |
| 2015 | 77 |
| 2016 | 97 |
| 2017 | 75 |
| 2018 | 93 |
| 2019 | 87 |
| 2020 | 80 |
| 2021 | 92 |
| 2022 | 84 |
| 2023 | 75 |
| 2024 | 80 |
| 2025 | 86 |
| 2026 | 63 |
Where
Latest 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\") = 2017
AND c.\"eventStateOrRegion\" = 'AK' 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") = 2017 AND c."eventStateOrRegion" = 'AK' 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 DCA18CA056Accident · No injuriesData collectionFinal reportMcdonnell Douglas DC 9 33F · Bethel, AKfailure of a cargo tie-down fastener, resulting in unsecured cargo striking the pressure bulkhead.NTSB GAA18CA090Accident · No injuriesData collectionFinal reportPiper PA22 · Yentna, AKThe pilot’s selection of unsuitable terrain for landing, which resulted in a loss of directional control and subsequent nose-over.NTSB GAA18CA087Accident · No injuriesData collectionFinal reportMaule MX7 · Willow, AKThe pilot’s failure to see and avoid another airplane stopped on the taxiway while taxiing in sun glare conditions.NTSB GAA18CA088Accident · No injuriesData collectionFinal reportPiper PA 32R · Kwigillingok, AKThe pilot’s decision to land with the sun in his eyes, which resulted in a short landing.NTSB ANC18CA017Accident · No injuriesData collectionFinal reportPiper PA 18-125 · Nikolai, AKThe pilot’s improper decision to contact an unsuitable landing surface, which resulted in a nose-over.NTSB GAA18CA052Accident · No injuriesData collectionFinal reportCessna 182 · Skwentna, AKThe pilot’s decision to land on an unimproved snow-covered airstrip, which resulted in the airplane coming to rest inverted.NTSB ANC18LA005Accident · No injuriesLimited investigationFinal reportRaytheon B200 · Anchorage, AKThe pilot's failure to extend the landing gear before landing, which resulted in a gear-up landing. Contributing to the accident was the pilot's fatigue and complacency.NTSB ANC18FA003Accident · 1 fatalField investigationFinal reportCessna 210 · Russian Mission, AKThe pilot's decision to continue visual flight into instrument meteorological conditions, which resulted in spatial disorientation and a subsequent loss of control.NTSB GAA18CA006Accident · No injuriesData collectionFinal reportMaule M 7 · Manokatak, AKThe pilot’s failure to maintain directional control during takeoff in gusting wind conditions.NTSB GAA17CA565Accident · No injuriesData collectionFinal reportPiper PA18 · Holy Cross, AKThe pilot’s selection of unsuitable terrain for landing, which resulted in a nose-over.NTSB GAA17CA569Accident · No injuriesData collectionFinal reportPiper PA 18 · Beluga, AKThe pilot’s inability to maintain pitch control due to an encounter with a tailwind gust after the airplane had stopped, which resulted in a nose-over.NTSB GAA17CA539Accident · No injuriesData collectionFinal reportCessna A185 · Talkeetna, AKThe pilot’s failure to maintain directional control while landing in gusting wind conditions.NTSB GAA17CA544Accident · No injuriesData collectionFinal reportPiper PA 11 · Petersville, AKThe pilot’s overapplication of brakes, which resulted in a nose-over.NTSB GAA17CA527Accident · No injuriesData collectionFinal reportPiper PA 12 · Kotzebue, AKThe pilot’s failure to maintain directional control while landing on an unimproved airstrip in gusting wind conditions.NTSB GAA17CA549Accident · No injuriesData collectionFinal reportCessna U206 · Chicken, AKThe pilot’s failure to maintain clearance from a sign while taking off from a road.NTSB GAA17CA521Accident · No injuriesData collectionFinal reportCessna 180 · Ambler, AKThe pilot’s failure to maintain an appropriate glidepath to an off-airport landing site.NTSB ANC17LA053Accident · No injuriesLimited investigationFinal reportCessna U206G · Kodiak, AK***This probable cause was modified on November 27, 2018. Please see the docket for this accident to view the original probable cause.*** The pilot's improper decision to takeoff in an area of rough water and ocean swells, which resulted in a failure of the…NTSB GAA17CA542Accident · No injuriesData collectionFinal reportCessna 150 · Wasilla, AKThe student pilot’s inadequate in-flight fuel planning, which resulted in fuel exhaustion, the subsequent total loss of engine power, and a forced off-airport landing.NTSB GAA17CA511Accident · No injuriesData collectionFinal reportPiper PA 12 · Gulkana, AKThe pilot’s inadequate in-flight fuel planning, which resulted in a loss of engine power due to fuel exhaustion.NTSB ANC17FA049Accident · 1 fatalField investigationFinal reportPiper PA-18AS · Tyonek, AKThe noninstrument-rated pilot's decision to initiate a visual flight rules flight into dark night, marginal visual flight rules to instrument flight rules conditions, which resulted in a loss of control due to spatial disorientation.NTSB ANC17LA052Accident · No injuriesLimited investigationFinal reportCessna A185 · Aniak, AKThe pilot's inadequate preflight inspection, which failed to detect a crack in the propeller blade, which led to the separation of a section of a propeller blade due to fatigue.NTSB GAA17CA501Accident · No injuriesData collectionFinal reportPiper PA18 · Tyonek, AKThe pilot’s use of excessive braking during the landing roll, which resulted in a nose-over.NTSB ANC17LA046Accident · No injuriesLimited investigationFinal reportThrush S2R · Talkeetna, AKThe pilot's improper landing in the tailwheel-equipped airplane, which allowed an excessive load on the tailwheel and resulted in the subsequent component fracture, loss of control, runway excursion, and impact with terrain.NTSB ANC17LA043Accident · No injuriesClass 3 · LimitedFinal reportCessna T207 · Juneau, AKThe total loss of engine power due to fuel starvation.NTSB ANC17LA042Accident · No injuriesLimited investigationFinal reportBeech 19A · Palmer, AKThe pilot's selection of unsuitable terrain for landing, which resulted in the right main landing (MLG) tire impacting a rock and the subsequent loss of directional control and collapse of the right MLG.NTSB GAA17CA475Accident · No injuriesData collectionFinal reportCessna 180 · Willow, AKThe pilot’s improper landing flare while landing on water with glassy water conditions, which resulted in the airplane nosing over.NTSB ANC17LA040Accident · No injuriesClass 3 · LimitedFinal reportRobinson Helicopter R44 · Solomon, AKThe pilot's failure to maintain adequate altitude above water, and his loss of situational awareness, which resulted in an inadvertent descent and collision with water.NTSB ANC17CA041Accident · No injuriesData collectionFinal reportAirbus AS350 · Delta Junction, AKThe pilot’s failure to maintain clearance from a steel frame attached to a tracked drilling unit. Contributing to the accident was the pilot’s failure to visually identify the steel frame during the reconnaissance process.NTSB GAA17CA473Accident · No injuriesData collectionFinal reportCessna 180 · Puntilla, AKThe airplane’s encounter with a downdraft while maneuvering at a low altitude, which resulted in the exceedance of the airplane’s critical angle of attack and a subsequent aerodynamic stall.NTSB ANC17FA039Accident · 1 fatalClass 2 · FieldFinal reportCessna U206 · Port Alsworth, AKThe pilot's decision to continue visual flight into an area of instrument meteorological conditions, which resulted in a loss of visual reference and subsequent controlled flight into terrain. Contributing to the accident was (1) the inadequate preflight…NTSB GAA17CA441Accident · No injuriesData collectionFinal reportPiper PA18S · Sterling, AKThe pilot’s failure to maintain directional control while landing in crosswind conditions.NTSB GAA17CA440Accident · No injuriesData collectionFinal reportMitchell Derryle V Rans S 7 Courier · Cordova, AKThe pilot’s improper decision to take off from a lake in gusting wind conditions, which resulted in a loss of airplane control.NTSB GAA17CA439Accident · No injuriesData collectionFinal reportCessna A185 · Arctic Village, AKThe pilot’s failure to maintain directional control after an aborted takeoff.NTSB ANC17CA038Accident · No injuriesData collectionFinal reportDehavilland DHC 2 · Dilllingham, AKThe pilot's failure to set the wing flaps to the "takeoff" position, which resulted in a longer-than-normal takeoff run and collision with terrain.NTSB ANC17LA037Accident · No injuriesClass 3 · LimitedFinal reportCessna A185 · Wasilla, AKThe pilot’s failure to manage fuel quantity in flight, which resulted in a total loss of engine power due to fuel starvation. Contributing to the accident was the pilot’s failure to follow manufacturer guidance for restoring engine power after emptying a fuel…NTSB ANC17FA035Accident · 1 fatalField investigationFinal reportAeronca 15AC · Big Lake, AKThe pilot's failure to maintain clearance from trees during low-altitude flight, which resulted in an in-flight collision and impact with terrain.NTSB GAA17CA408Accident · No injuriesData collectionFinal reportPiper PA 18 · Denali, AKThe pilot’s failure to maintain directional control while landing on a narrow, unimproved airstrip in gusting wind conditions.NTSB ANC17LA034Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 180 · Anchorage, AKA total loss of engine power due to fuel starvation for undetermined reasons.NTSB GAA17CA474Accident · No injuriesData collectionFinal reportCessna 210 · Bettles, AKThe pilot's failure to maintain an appropriate glidepath during the approach to the runway over glassy water and in glaring sun conditions.NTSB GAA17CA388Accident · No injuriesData collectionFinal reportCessna 207 · Hope, AKThe pilot’s inadvertent flight into instrument meteorological conditions and subsequent controlled flight into terrain.NTSB GAA17CA387Accident · No injuriesData collectionFinal reportPiper PA 12 · Chickaloon, AKThe pilot’s improper landing flare on a turf runway, which necessitated a go-around during which he failed to establish a climb.NTSB ANC17CA044Accident · No injuriesData collectionFinal reportBrantly B2 · St. Michael, AKThe pilot’s inadequate supervision of the refueling process, which resulted in a loss of engine power due to water contamination in the helicopter’s fuel system from the fuel drum and subsequent impact with terrain.NTSB ANC17LA032Accident · Minor injuriesClass 2 · LimitedFinal reportDehavilland DHC-2 · Ketchikan, AKThe pilot's misjudgment of the takeoff distance needed to depart the lake, and his subsequent failure to maintain clearance from the water during a turn to avoid terrain, which resulted in impact with water.NTSB ANC17LA033Accident · No injuriesClass 2 · LimitedFinal reportPiper PA 12 · Skwentna, AKThe pilot's failure to properly secure the external load, which resulted in the load shifting during flight, interference with the water rudder cable, and a subsequent loss of controlNTSB GAA17CA353Accident · No injuriesData collectionFinal reportCessna 207 · Homer, AKThe pilot's decision to land on unsuitable terrain, which resulted in the nosewheel breaking and a subsequent noseover.NTSB ANC17LA028Accident · Minor injuriesClass 2 · LimitedFinal reportCessna 172 · Chugiak, AKThe pilot's improper in-flight fuel management, which resulted in a total loss of engine power due to fuel starvation.NTSB GAA17CA381Accident · No injuriesData collectionFinal reportAeronca 7AC · Soldotna, AKThe pilot’s abrupt maneuver to avoid a moose cow and calf during taxi, which resulted in an impact with a tree.NTSB GAA17CA294Accident · No injuriesData collectionFinal reportDehavilland DHC 2 · Petersville, AKThe pilot’s selection of unsuitable terrain for taxiing, which resulted in a nose-over.NTSB WPR17FA108Accident · 2 fatalField investigationFinal reportPiper PA 30 · Haines, AKThe pilot's decision to turn toward the inoperative engine after conducting a low-level pass, which resulted in an aerodynamic stall at too low an altitude to recover. Contributing to the accident was the pilot's decision to perform the flight and the engine…NTSB ANC17FA026Accident · 2 fatalField investigationFinal reportArctic S 1B2 · Salcha, AKThe pilot's failure to maintain adequate airspeed while maneuvering in high winds, which resulted in the airplane exceeding its critical angle of attack and an aerodynamic stall. Contributing to the accident was the pilot's improper decision to load the…