NTSB investigations, 1997, 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
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\") = 1997
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") = 1997 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 ANC98LA013Accident · No injuriesLimited investigationFinal reportCessna 206 · Mnt. Village, AKThe pilot's improper flare and recovery from a bounced landing.NTSB ANC98LA012Accident · No injuriesLimited investigationFinal reportCessna 207 · Alakanuk, AKthe pilot's mismanagement of the airplane's fuel which led to the loss of engine power due to fuel starvation.NTSB ANC98TA011Accident · No injuriesFinal reportBell 206B · Anchorage, AKThe pilot's failure to maintain adequate rotor RPM during an autorotation landing.NTSB ANC98LA010Accident · No injuriesLimited investigationFinal reportPiper PA-31-T3 · Tyonek, AKAn on-ground collision with an animal (moose). Factors in the accident were night VFR conditions that restricted the pilot's visual lookout, and the lack of an airport perimeter fence.NTSB ANC98MA008Accident · 8 fatalMajor investigationFinal reportCessna 208B · Barrow, AKThe pilot's disregard for lateral fuel loading limits, his improper removal of frost prior to takeoff, and the resulting inadvertent stall/spin. Factors involved in this accident were the improper asymmetrical fuel loading which reduced lateral aircraft…NTSB ANC98LA009Accident · No injuriesLimited investigationFinal reportCessna 185F · Barrow, AKThe pilot's selection of unsuitable terrain for takeoff, and his delay in aborting the takeoff. A factor in the accident was the presence of gravel/sand in the takeoff area.NTSB ANC98LA007Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Anchorage, AKThe pilot's selection of an unsuitable landing area.NTSB ANC98FA006Accident · 2 fatalField investigationFinal reportPiper PA-32-300 · Juneau, AKThe pilot's intentional flight into adverse weather. Related factors were the low ceilings, mountainous terrain, and self induced pressure by the pilot to complete the flight and return for the evening.NTSB ANC98LA005Accident · No injuriesLimited investigationFinal reportPiper PA-20 · Naknek, AKThe loss of engine power due to the pilot's failure to refuel the airplane prior to fuel exhaustion. A factor associated with the accident was the lack of suitable terrain for a forced landing.NTSB ANC98IA004Incident · No injuriesIncident investigationFinal reportCessna 208B · Kasigluk, AKinadequate inspection of the aileron by company maintenance personnel, and the pilot's inadequate preflight inspection of the aileron, which led to the jamming of the left aileron due to loose balance weight retaining screws.NTSB ANC98LA003Accident · No injuriesLimited investigationFinal reportBell 206-B2 · Sutton, AKThe pilot's failure to maintain clearance between the tail rotor and the external long line cable, and the subsequent entanglement of the tail rotor with the long line.NTSB ANC98LA002Accident · No injuriesLimited investigationFinal reportCessna 182B · Palmer, AKThe pilot misjudging the touchdown point, which resulted in landing short of the sand bar and the airplane nosing over.NTSB ANC98LA001Accident · 1 fatalLimited investigationFinal reportPiper PA-22-160 · Sterling, AKUndetermined.NTSB ANC97LA158Accident · No injuriesLimited investigationFinal reportPilatus PC-6-350 · Palmer, AKAn underspeed of the propeller system.NTSB ANC97LA157Accident · No injuriesLimited investigationFinal reportCessna 180 · King Salmon, AKThe distorted/misaligned main landing gear, and an improper maintenance repair of the main landing gear. A factor associated with the accident was rough and uneven terrain.NTSB ANC97FA159Accident · 1 fatalField investigationFinal reportde Havilland DHC-2 · Ketchikan, AKThe pilot's excessive climb and turning maneuver at low altitude, the pilot's inadvertent stall, and the intentional operation of the airplane with the required stall warning system disabled. Factors associated with this accident were the pilot's…NTSB ANC97LA156Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Gustavus, AKThe pilot's failure to attain the proper touchdown point. Factors associated with the accident are the pilot's improper glidepath, and the rough and uneven terrain.NTSB ANC97FA155Accident · 1 fatalField investigationFinal reportCessna 207A · Twin Hills, AKImproper in-flight planning/decision by the pilot, and his failure to maintain sufficient altitude over mountainous terrain. Factors related to the accident were downdraft conditions, mountainous/hilly terrain, and the use of over-the-counter medications.NTSB ANC97LA154Accident · No injuriesLimited investigationFinal reportCessna 170B · Lime Village, AKThe pilot's selection of unsuitable terrain for takeoff.NTSB ANC97LA153Accident · No injuriesLimited investigationFinal reportCessna 185E · Wasilla, AKThe loss of engine power due to water contaminated fuel, and the pilot's inadequate preflight inspection of the airplane. A factor associated with the accident was the lack of suitable terrain for a forced landing.NTSB ANC97TA152Accident · No injuriesFinal reportPiper PA-18 · Coldfoot, AKThe overservicing/pressurizing of the hydraulic brake system by maintenance personnel that locked the brake system and prevented directional control.NTSB ANC97LA151Accident · No injuriesLimited investigationFinal reportPiper PA-22 · Northway, AKThe pilot's failure to maintain directional control during the landing. A factor in the accident was the pilot's lack of familiarity with the airplane.NTSB ANC97LA150Accident · No injuriesLimited investigationFinal reportCessna 402C · Kivalina, AKAn overstress fracture of the nose landing gear attachment. A factor associated with the accident was the rough landing area.NTSB ANC97LA149Accident · No injuriesLimited investigationFinal reportMaule M4-210 · Bethel, AKThe pilot's abrupt application of brakes during the landing roll.NTSB ANC97LA160Accident · No injuriesLimited investigationFinal reportPiper PA-11 · Gulkana, AKThe pilot's inadequate compensation for the wind conditions, and his failure to maintain directional control after touchdown. A factor associated with the accident was the gusty wind conditions.NTSB ANC97LA137Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Healy, AKThe pilot's inadequate preflight which failed to detect water contamination in the fuel tanks. Factors were the worn gaskets on the fuel tank caps, and the pilot's decision to abort the partial power precautionary landing.NTSB ANC97TA148Accident · No injuriesFinal reportPiper PA-18-150 · Saint Mary'S, AKThe excessive pressure in the brake system resulting from heating of the recently serviced hydraulic fluid in the brake master cylinders, and the resultant locked brakes and inability to maintain directional control of the airplane.NTSB ANC97LA147Accident · Minor injuriesLimited investigationFinal reportPiper PA-12 · Anchorage, AKThe pilot's misjudgment of the touchdown point, which led to undershoot and the airplane nosing over.NTSB ANC97LA145Accident · No injuriesLimited investigationFinal reportCessna 402C · Buckland, AKThe failure of the pilot of the Cessna 402C, N2649Z, to maintain adequate clearance while taxiing alongside the stationary Cessna 208B, N1123R.NTSB ANC97LA134Accident · No injuriesLimited investigationFinal reportCessna 207A · Bethel, AKThe pilot's inadequate evaluation of the weather conditions. Factors in the accident were a downdraft, crosswind conditions, and rough/uneven terrain.NTSB ANC97FA143Accident · 2 fatalField investigationFinal reportAero Commander AC-500A · Ketchikan, AKThe rupture of the right engine fuel supply line as a result of inadequate inspection by the pilot/mechanic, and the pilot's excessive pull up which resulted in exceeding the design stress limits of the airplane. Factors were the improper emergency procedures…NTSB ANC97LA142Accident · No injuriesLimited investigationFinal reportMaule ML-4-220C · Aniak, AKThe inadvertent swerve during landing on calm water. A factor was the pilot's lack of certification in single engine seaplanes.NTSB ANC97LA144Accident · No injuriesLimited investigationFinal reportCessna 185 · Kotzebue, AKThe collapse/deflation of the right main tire when the tire slipped on the tire wheel rim which resulted in the collapse of the right main landing gear due to overload.NTSB ANC97LA141Accident · No injuriesLimited investigationFinal reportCessna 150H · Yakutat, AKA partial blockage of the main fuel supply line to the engine, caused by improper manufacture of the fuel line by unknown maintenance personnel.NTSB ANC97LA140Accident · Minor injuriesLimited investigationFinal reportCessna U206F · King Salmon, AKthe pilot's selection of an unsuitable takeoff area. Factors were the sand bar and the pilot's failure to use all available waterway for the takeoff.NTSB ANC97LA138Accident · Serious injuriesLimited investigationFinal reportCessna U206E · Mcgrath, AKthe pilot's improper flare and improper recovery from a bounced landing, which resulted in overload failure of the nose gear and a nose over. Factors associated with the accident were: the pilot's failure to follow procedures and directives by neglecting to…NTSB ANC97LA139Accident · Serious injuriesLimited investigationFinal reportCessna 170B · Paxson, AKThe pilot's improper use of carburetor heat during a takeoff in carburetor icing conditions. Factors associated with the accident were the pilot's decision to operate the airplane with known deficiencies (a disabled stall warning horn), an inadvertent stall,…NTSB ANC97LA136Accident · No injuriesLimited investigationFinal reportCessna 185F · Kotzebue, AKThe pilot's selection of an unsuitable landing area. A factor was the short length of the off-airport site.NTSB ANC97LA135Accident · Serious injuriesLimited investigationFinal reportCessna 185E · Igiugig, AKfailure of the pilot to maintain adequate airspeed, during a maneuvering turn at low altitude, which resulted in an accelerated stall and subsequent collision with the terrain. A factor relating to the accident was: the lack of altitude to recover from the…NTSB ANC97LA133Accident · No injuriesLimited investigationFinal reportCessna 185E · King Salmon, AKThe pilot's failure to maintain directional control while landing the oversize tire equipped airplane on dry, newly surfaced, asphalt.NTSB ANC97LA132Accident · Minor injuriesLimited investigationFinal reportPiper PA-18 · Palmer, AKbinding or braking action of the left brake for undetermined reason(s).NTSB ANC97LA131Accident · No injuriesLimited investigationFinal reportCessna 185F · Barrow, AKthe pilot's inadequate compensation for wind conditions, and his failure to maintain directional control of the airplane, which resulted in a ground swerve and damage to the airplane. A factor relating to the accident was: the crosswind condition.NTSB ANC97LA130Accident · No injuriesLimited investigationFinal reportCessna 170A · Iliamna, AKthe pilot's inadequate compensation for wind conditions, and his failure to maintain directional control of the airplane, which resulted in a ground swerve and overload failure of the right main landing gear. Factors related to the accident were: the…NTSB ANC97LA129Accident · Serious injuriesLimited investigationFinal reportPiper PA-32-300 · Bethel, AKthe pilot's improper selection of a fuel tank that did not contain fuel, which resulted in subsequent fuel starvation and loss of engine power. A factor relating to the accident was: the inability to reach suitable terrain for a forced landing.NTSB ANC97LA128Accident · No injuriesLimited investigationFinal reportHelio H-295 · Fort Yukon, AKfailure of the pilot to maintain directional control of the airplane, which resulted in a swerve and collision with a tree as the pilot continued the takeoff, subsequently jamming the stabilator and causing the plane to crash in water.NTSB ANC97LA127Accident · No injuriesLimited investigationFinal reportFairchild SA227-AC · Anchorage, AKthe baggage tug driver's disregard for wet taxiway/ramp conditions, which resulted in his inability to avoid a taxiing airplane as he came around the end of a concourse building. Darkness, rain, and the wet ramp conditions were related factors.NTSB ANC97GA126Accident · 1 fatalFinal reportBell BH-206B · Dillingham, AKThe pilot's intentional VFR flight into instrument meteorological conditions (IMC). Factors associated with the accident are the pilot's failure to activate the cabin heating system, the lack of an operable windshield defogger, the pilot's overconfidence in…NTSB ANC97LA125Accident · Minor injuriesLimited investigationFinal reportCessna 185 · Karluk, AKthe pilot's selection of unsuitable terrain for landing. Related factors were: the direct left crosswind, and the soft sand.NTSB ANC97LA124Accident · No injuriesLimited investigationFinal reportCessna 180H · Arctic Village, AKThe pilot's inadequate compensation for gusty wind conditions. Factors were the gusty wind conditions, and the pilot's misjudging the wind information.NTSB ANC97LA123Accident · No injuriesLimited investigationFinal reportChampion 7ECA · Kaktovik, AKThe pilot's selection of an unsuitable takeoff area. A factor related to the accident was the rocky terrain.