NTSB investigations, 1998, 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\") = 1998
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") = 1998 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 ANC99IA019Incident · No injuriesIncident investigationFinal reportCessna 207 · Kotzebue, AKThe pilot's selection of the wrong taxi route. A factor associated with this incident was the absence of taxiway lighting or marking.NTSB ANC99LA018Accident · Minor injuriesLimited investigationFinal reportPiper PA-23-160 · Anchorage, AKA loss of engine power due to fuel contamination. A factor associated with the accident was the pilot's failure to maintain directional control.NTSB ANC99LA017Accident · No injuriesLimited investigationFinal reportCasa C-212 · Mcgrath, AKThe flightcrew's inadequate compensation for wind conditions. A factor associated with the accident was a crosswind.NTSB ANC99LA016Accident · Serious injuriesLimited investigationFinal reportCessna 207A · Manokotak, AKThe pilot's continued VFR flight into instrument meteorological conditions. Factors in the accident were dark night conditions, snow covered terrain, and low ceilings.NTSB ANC99LA015Accident · No injuriesLimited investigationFinal reportStinson 10A · Nondalton, AKThe pilot's continued operation of the airplane with known deficiencies, a failure of company maintenance personnel to replace an inoperative fuel gauge, and subsequent fuel exhaustion. Factors in the accident were siphoning of fuel from the right wing fuel…NTSB ANC99LA014Accident · No injuriesLimited investigationFinal reportPiper PA-31 · Point Lay, AKFailure of the pilot to maintain a proper glidepath. Factors associated with this accident were the airport not having a VASI system installed, and the lack of visual perception for the pilot.NTSB ANC99LA013Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Kenai, AKThe pilot's failure to use carburetor heat. A factor associated with the accident was weather conducive to carburetor icing.NTSB ANC99FA012Accident · Minor injuriesField investigationFinal reportBoeing 747-400 · Anchorage, AKThe excessive taxi speed by the pilot of the other aircraft. A factor associated with the accident was the other pilot's inadequate maneuver to avoid the parked airplane.NTSB ANC99LA011Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Willow, AKA loss of engine power due to an undetermined reason. A factor associated with the accident was unsuitable terrain for a forced landing.NTSB ANC99LA009Accident · Minor injuriesLimited investigationFinal reportCessna 207A · Aniak, AKA loss of engine power due to fuel contamination. A factor in the accident was unsuitable terrain for a forced landing.NTSB ANC99LA008Accident · Minor injuriesLimited investigationFinal reportCessna 207A · Noorvik, AKThe pilot's continued VFR flight into instrument meteorological conditions. Factors in the accident were a dark night and low ceilings.NTSB ANC99LA007Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Chitina, AKThe pilot's inadequate preflight which failed to detect water contamination in the fuel system. A factor was the unsuitable terrain in the emergency landing area.NTSB ANC99LA006Accident · No injuriesLimited investigationFinal reportBritten-Norman BN-2A · English Bay, AKThe pilot-in-command's inadequate compensation for the crosswind conditions, and failure to maintain adequate clearance from the parked airplane. Factors associated with this accident were the gusty crosswinds, and the congested takeoff area due to no parking…NTSB ANC99LA004Accident · No injuriesLimited investigationFinal reportCessna 180 · Anchorage, AKThe pilot's inadequate compensation for crosswind conditions. Factors associated with the accident were a crosswind, and loose gavel.NTSB ANC99LA003Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Anchorage, AKThe pilot's misjudgment of a proper touchdown point. Factors associated with the accident were darkness, and the pilot's inadequate preflight planning.NTSB ANC99LA002Accident · Minor injuriesLimited investigationFinal reportCessna 207A · Napaskiak, AKThe pilot's inadequate preflight inspection to remove all contaminated fuel from the fuel system. Factors in the accident were the pilot's inadequate planning/decision to continue a second takeoff following an engine surge and aborted takeoff, and unsuitable…NTSB ANC99LA001Accident · No injuriesLimited investigationFinal reportCessna 172 · Russian Mission, AKThe pilot's inadequate compensation for wind conditions. Factors associated with the accident are rising terrain, and a downdraft.NTSB ANC98LA165Accident · Serious injuriesLimited investigationFinal reportMaule ML-7 · Wasilla, AKThe pilot's inadequate compensation for the wind conditions, resulting in an inadvertent stall. Contributing factors were the gusty and turbulent weather conditions.NTSB ANC98LA166Accident · No injuriesLimited investigationFinal reportPiper PA-12 · Tyonek, AKThe aircraft's left wheel encountering a hole as the pilot taxied from landing and his inadequate compensation for wind conditions. Contributing factors were the rough terrain and gusty wind condition.NTSB ANC98FA168Accident · 1 fatalField investigationFinal reportCessna TU-206G · Ketchikan, AKThe pilot's continued VFR flight into instrument meteorological conditions. Contributing factors were low ceilings and mountainous/hilly terrain.NTSB ANC98LA163Accident · No injuriesLimited investigationFinal reportCessna 170B · Igiugig, AKThe pilot's failure to maintain directional control of the aircraft. Contributing factors were the crosswind condition, the pilot's lack of total experience in make/model of the aircraft, and the pilot not achieving a climb on takeoff.NTSB ANC98TA162Accident · Serious injuriesFinal reportHughes 369D · Homer, AKThe passenger not following the instructions given by the pilot. Contributing factors were the rising terrain and the pilot's diverted attention during the toe in landing.NTSB ANC98LA161Accident · Minor injuriesLimited investigationFinal reportPiper PA-18 · Sleetmute, AKThe pilot's failure to maintain directional control. Contributing factors were the gusty crosswind conditions.NTSB ANC98LA159Accident · No injuriesLimited investigationFinal reportBeech A36 · New Stuyahok, AKThe pilot's failure to extend the landing gear prior to landing. Factors associated with this accident were the pilot's interference with his normal habit pattern, turbulence, and the crosswind condition during landing.NTSB ANC98LA160Accident · No injuriesLimited investigationFinal reportPiper PA-18 · New Stuyahok, AKThe pilot's excessive use of brakes during the landing roll.NTSB ANC98LA164Accident · No injuriesLimited investigationFinal reportGrumman S2F-1 · Wasilla, AKThe failure of the recently overhauled right brake seal resulting in a total loss of brake fluid, failure of the right brake system, and subsequent inability of the pilot to utilize the brake. A contributing factor was the soft terrain.NTSB ANC98LA158Accident · No injuriesLimited investigationFinal reportPiper PA-20 · Mcgrath, AKThe failure of the pilot to maintain directional control during takeoff. Factors involved in the accident were a crosswind, and the trees adjacent to the takeoff area.NTSB ANC98LA156Accident · No injuriesLimited investigationFinal reportCessna 180 · Port Heiden, AKThe pilot's inadvertent activation of the brakes during the landing roll resulting in a ground loop/swerve.NTSB ANC98LA155Accident · No injuriesLimited investigationFinal reportPiper PA-12 · New Stuyahok, AKThe pilot's selection of an unsuitable takeoff area and his intentional ground loop maneuver. A factor associated with the accident was trees.NTSB ANC98LA157Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Iliamna, AKThe pilot's inadequate compensation for the gusty wind conditions, and his attempted flight into adverse weather. Factors associated with the accident are high and gusty winds.NTSB ANC98LA154Accident · No injuriesLimited investigationFinal reportCessna 182D · Fort Yukon, AKA failure of the pilot to maintain the proper glidepath to the landing touch down spot.NTSB ANC98LA153Accident · No injuriesLimited investigationFinal reportCessna 180 · Chalkitsik, AKThe pilot's failure to identify an unsafe/hazardous condition. A factor associated with the accident was soft terrain conditions.NTSB ANC98LA167Accident · No injuriesLimited investigationFinal reportPiper PA-31-350 · Noorvik, AKA failure of the pilot to follow the aircraft checklist, and an inadvertent wheels up landing.NTSB ANC98FA152Accident · 1 fatalField investigationFinal reportCessna 207 · Kotzebue, AKThe pilot's continued VFR flight into instrument meteorological conditions. Factors associated with the accident were low ceilings, mountainous/hilly terrain features, rain, and fog.NTSB ANC98LA151Accident · No injuriesLimited investigationFinal reportCessna 185F · Fairbanks, AKThe pilot's selection of unsuitable terrain for takeoff and his failure to maintain adequate obstacle clearance.NTSB ANC98LA149Accident · No injuriesLimited investigationFinal reportCessna 207 · Sleetmute, AKThe pilot's selection of unsuitable terrain for departure. A factor in the accident was a narrow runway.NTSB ANC98LA148Accident · No injuriesLimited investigationFinal reportBeech 1900C · St. Mary'S, AKThe pilot's failure to follow the aircraft checklist, and an inadvertent wheels up landing. A factor was the pilot's distraction due to a malfunction of the flap systemNTSB ANC98LA147Accident · No injuriesLimited investigationFinal reportTaylorcraft BC12D · Big Lake, AKThe pilot's inadvertent stall/mush.NTSB ANC98LA146Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Kotzebue, AKThe pilot's selection of unsuitable terrain for landing. A factor in the accident was sunglare as the pilot landed into the sun.NTSB ANC98LA150Accident · No injuriesLimited investigationFinal reportCessna 207A · Hughes, AKThe pilot's inadequate compensation for the wind conditions, and an inadvertent stall. A factor in the accident was the presence of a tail wind.NTSB ANC98LA144Accident · No injuriesLimited investigationFinal reportPiper PA-11 · Willow, AKThe pilot's selection of an unsuitable takeoff area from the lake. Factors were the obstruction (point of land) hidden in the glare from the rising sun.NTSB ANC98FA145Accident · 5 fatalField investigationFinal reportde Havilland DHC-2 · Port Alsworth, AKThe pilot's failure to maintain adequate airspeed which resulted in an inadvertent stall. Factors associated with this accident were the pilot's unfamiliarity with the geographic area, the low clouds, his becoming disoriented, and the blind canyon into which…NTSB ANC98LA143Accident · No injuriesLimited investigationFinal reportPiper PA-31-350 · Homer, AKA total loss of power in the right engine for undetermined reasons.NTSB ANC98LA141Accident · No injuriesLimited investigationFinal reportChristen Industries A-1 Husky · Selawik, AKThe pilot's inadequate compensation for the crosswind conditions. Factors in this accident were a crosswind, the pilot's lack of certification, and his inadequate fuel consumption calculations.NTSB ANC98LA140Accident · No injuriesLimited investigationFinal reportCessna 140 · Fairbanks, AKThe loss of engine power due to an in-flight fracture of an engine exhaust valve stem assembly. A factor associated with the accident was the lack of suitable terrain for a forced landing.NTSB ANC98LA142Accident · No injuriesLimited investigationFinal reportCessna 170B · Port Alsworth, AKThe solo student pilot's excessive application of brakes during taxi from landing. Factors associated with the accident were the pilot's selection of unsuitable terrain for a precautionary landing, rough terrain, and the fuel leak from the fuel tank vent.NTSB ANC98LA139Accident · Minor injuriesLimited investigationFinal reportPiper PA-18 · Cordova, AKThe pilot's selection of an unsuitable off airport site for landing. A factor associated with the accident was high vegetation (brush and weeds) in the landing area.NTSB ANC98LA138Accident · No injuriesLimited investigationFinal reportGrumman G-44 · Dillingham, AKThe pilot's failure to maintain clearance with terrain. Contributing factors were the pilot's delayed remedial action (course reversal), low ceilings, rain, fog, and mountainous terrain.NTSB ANC98LA135Accident · No injuriesLimited investigationFinal reportPiper PA-18-150 · Anchorage, AKThe pilot's selection of an unsuitable area for takeoff. A factor associated with the accident is the pilot's premature liftoff.NTSB ANC98LA134Accident · No injuriesLimited investigationFinal reportCessna 185E · Talkeetna, AKThe pilot's failure to maintain directional control resulting in a inadvertent ground loop. A contributing factor was the induced pressure on the pilot by a sick passenger.