NTSB investigations, 1998, WA
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 | 110 |
| 1965 | 131 |
| 1966 | 140 |
| 1967 | 159 |
| 1968 | 125 |
| 1969 | 116 |
| 1970 | 118 |
| 1971 | 86 |
| 1972 | 107 |
| 1973 | 104 |
| 1974 | 109 |
| 1975 | 129 |
| 1976 | 117 |
| 1977 | 104 |
| 1978 | 118 |
| 1979 | 118 |
| 1980 | 107 |
| 1981 | 102 |
| 1982 | 95 |
| 1983 | 101 |
| 1984 | 89 |
| 1985 | 73 |
| 1986 | 100 |
| 1987 | 79 |
| 1988 | 80 |
| 1989 | 76 |
| 1990 | 78 |
| 1991 | 94 |
| 1992 | 79 |
| 1993 | 69 |
| 1994 | 67 |
| 1995 | 73 |
| 1996 | 65 |
| 1997 | 62 |
| 1998 | 67 |
| 1999 | 68 |
| 2000 | 67 |
| 2001 | 66 |
| 2002 | 66 |
| 2003 | 74 |
| 2004 | 75 |
| 2005 | 59 |
| 2006 | 49 |
| 2007 | 53 |
| 2008 | 58 |
| 2009 | 58 |
| 2010 | 51 |
| 2011 | 58 |
| 2012 | 54 |
| 2013 | 37 |
| 2014 | 47 |
| 2015 | 36 |
| 2016 | 32 |
| 2017 | 39 |
| 2018 | 47 |
| 2019 | 37 |
| 2020 | 28 |
| 2021 | 41 |
| 2022 | 35 |
| 2023 | 36 |
| 2024 | 29 |
| 2025 | 37 |
| 2026 | 29 |
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\" = 'WA' 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" = 'WA' 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 SEA99LA025Accident · No injuriesLimited investigationFinal reportCessna 177 · Bellingham, WAInadequate preflight planning/preparation, and the pilot's failure to maintain altitude. VFR flight into IMC conditions and cloudy weather conditions were factors.NTSB SEA99LA024Accident · No injuriesLimited investigationFinal reportCessna 120 · Omak, WAThe pilot-in-command's failure to maintain directional control. Contributing factors were the snow covered runway and a snowbank (berm) at the runway's edge.NTSB SEA99LA023Accident · No injuriesLimited investigationFinal reportPiper PA-34-200 · Bellingham, WAA hard landing due to the pilot's failure to maintain a proper descent rate. Factors include gusts and turbulence.NTSB SEA99LA022Accident · No injuriesLimited investigationFinal reportHiller UH-12E · Wenatchee, WAFuel exhaustion due to the pilot's failure to accomplish refueling.NTSB SEA99LA021Accident · No injuriesLimited investigationFinal reportElliott RAF 2000 · Walla Walla, WAThe pilot's failure to maintain directional control after landing.NTSB SEA99LA020Accident · Serious injuriesLimited investigationFinal reportGarlick UH-1H · Darrington, WAThe total separation of the vertical fin (stabilizer), as the result of fatigue cracks which initiated in the fourth rivet hole above where the fin extends from the tailboom.NTSB SEA99FA018Accident · Minor injuriesField investigationFinal reportHughes 369D · Taholah, WATurbine wheel failure as the result of a low-cycle fatigue crack that initiated in a beyond-limits grinding gouge. Factors include improper maintenance by unknown parties and tree stumps that prohibited a successful emergency landing.NTSB SEA99LA019Accident · No injuriesLimited investigationFinal reportRobinson R-22B · Carnation, WAThe pilot's failure to maintain clearance with a wire. Related factors were the pilot's performance of a low pass, a transmission wire, and difficulty encountered by the pilot in detecting the wire visually.NTSB SEA99FA015Accident · Serious injuriesField investigationFinal reportPiper PA-23-150 · Ferndale, WAThe pilot's improper decision to attempt to reach his final destination after a partial loss of engine power, instead of making a precautionary landing at one of the airports he overflew along his route. Factors include an inadequate preflight, a fuel filter…NTSB SEA99FA013Accident · 1 fatalField investigationFinal reportHiller UH-12E · Marshall, WAThe loss of the bolt that connects the lateral cyclic linkage push rod to the lower end of the upper firewall-mounted lateral cyclic linkage bellcrank, resulting in an uncontrolled descent into the terrain.NTSB SEA99LA012Accident · Minor injuriesLimited investigationFinal reportStinson 108-2 · Rainier, WAThe pilot's failure to maintain clearance from objects in the approach path. Factors include the marked wires near the end of the runway.NTSB SEA99LA011Accident · Minor injuriesLimited investigationFinal reportCessna 152 · Auburn, WAA partial loss of engine power due to carburetor ice formation. Factors included insufficient altitude/time available for remedial action, a tail wind during the forced landing attempt, and a fence at the end of the runway.NTSB SEA99TA010Accident · 2 fatalFinal reportCessna TR182 · Desert Aire, WAThe pilot's failure to maintain adequate altitude and/or clearance over a power line crossing the river, resulting in collision with a static wire at the top of the crossing structure. Factors included the static wire, and inadequate marking of the static…NTSB SEA99LA006Accident · No injuriesLimited investigationFinal reportCessna 172G · Vancouver, WARefueling was not preformed which subsequently led to fuel exhaustion. Factors include the student pilot's inadequate preflight planing/preparation.NTSB SEA99GA007Accident · 1 fatalFinal reportCessna 182P · Deming, WATerrain clearance was not maintained for undetermined reasons. Mountainous terrain was a factor.NTSB ANC99LA005Accident · 1 fatalLimited investigationFinal reportBeech G-35 · Neah Bay, WAUndetermined. Missing Aircraft.NTSB SEA98LA191Accident · No injuriesLimited investigationFinal reportCessna 172L · Puyallup, WAThe pilot-in-command's failure to refuel en-route resulting in fuel exhaustion. Contributing factors were a vehicle (in the landing path) and dark night conditions.NTSB SEA98LA188Accident · No injuriesLimited investigationFinal reportCessna 150L · Freeland, WAFailure of the number two intake valve rocker arm in fatigue, and overload of the nose landing gear assembly. Factors include a ditch encountered during the forced landing.NTSB SEA98LA183Accident · No injuriesLimited investigationFinal reportPiper PA-28-180 · Whidbey Airpark, WAThe pilot misjudged her altitude and airspeed. Factors include a wet runway surface and high vegetation off the end of the runway.NTSB SEA98LA181Accident · Serious injuriesLimited investigationFinal reportKelly Kolb Mark III · Cashmere, WAFuel starvation caused by the partial blockage of the fuel pump chambers as a result of the misalignment of the fuel pump front cover by the pilot/builder. Factors include trees in the area in which the pilot attempted the forced landing.NTSB SEA98FA179Accident · 2 fatalField investigationFinal reportCessna 172M · Concrete, WAThe pilot's failure to maintain aircraft control for undetermined reasons. Night conditions were a factor.NTSB SEA98LA174Accident · No injuriesLimited investigationFinal reportCessna 180J · Oroville, WAThe pilot-in-command's failure to establish and maintain proper alignment.NTSB SEA98LA171Accident · No injuriesLimited investigationFinal reportDornbos BD-4 · Kent, WADirectional control was not maintained by the pilot in command.NTSB SEA98FA170Accident · 1 fatalField investigationFinal reportCessna 172L · Anacortes, WATerrain clearance was not maintained. A low ceiling and the pilot's inadequate in-flight planning/decision were factors.NTSB SEA98LA165Accident · No injuriesLimited investigationFinal reportAeronca 7BCM · Vancouver, WAThe pilots inadequate remedial action, while attempting to recover from an inadvertent activation of the brakes, during the landing-roll. Factors include the inadvertent brake activation and the rough/uneven runway.NTSB SEA98FA164Accident · 2 fatalField investigationFinal reportNorth American SNJ-5C · Winlock, WAThe pilot's failure to maintain adequate altitude during attempted low-level aerobatics.NTSB SEA98LA168Accident · No injuriesLimited investigationFinal reportCessna 140 · Battleground, WANose Over for undetermined reasons.NTSB SEA98LA160Accident · Minor injuriesLimited investigationFinal reportMcDonnell Douglas 369D · Oso, WAThe separation of the 90 degree gearbox and tail rotor assembly for undetermined reasons followed by the inability of the pilot-in-command to maintain control of the rotorcraft.NTSB SEA98TA156Accident · Minor injuriesFinal reportSchweizer SGS 2-33 · Ephrata, WAThe student pilot-in-command's failure to maintain control of the aircraft during the landing. Contributing factors were panic and inadequate initial training.NTSB SEA98IA153Incident · No injuriesIncident investigationFinal reportEmbraer EMB-135 · Moses Lake, WAAircraft control was not maintained.NTSB SEA98LA151Accident · No injuriesLimited investigationFinal reportCurtiss-Wright 12W · Woodland, WAThe pilot in command misjudged clearance from high vegetation when he landed. Factors include inadequate mowing of high vegetation by airport personnel, providing insufficient clearance for the wingspan of landing airplanesNTSB SEA98LA147Accident · Minor injuriesLimited investigationFinal reportPilgrim Steen Skybolt · Curtis, WALoss of control for undetermined reasons.NTSB SEA98LA169Accident · No injuriesLimited investigationFinal reportWiles S1-C · Yelm, WAFuel exhaustion due to overflying an intermediate fuel stop. Factors include high grass in the forced landing area.NTSB SEA98LA144Accident · No injuriesLimited investigationFinal reportCessna 172P · Seattle, WAThe student pilot's failure to maintain directional control of the aircraft. Related factors were the student pilot's lack of total experience, and airport signs in the accident area.NTSB SEA98IA141Incident · No injuriesIncident investigationFinal reportMcDonnell Douglas DC-8-63F · Seattle, WAThe flight crew's failure to perform a missed approach upon failing to attain and/or maintain proper course/runway alignment and glidepath on final approach, resulting in a high-sink-rate landing and subsequent separation of a main landing gear wheel from the…NTSB SEA98LA133Accident · No injuriesLimited investigationFinal reportBeech 23 · Oakville, WALoss of power due to the failure of an exhaust valve, and overloading of the landing gear. Factors include the failure of maintenance personnel to verify proper compliance with an Airworthiness Directive related to the exhaust valve, and soft terrain.NTSB SEA98LA130Accident · No injuriesLimited investigationFinal reportPerson Vari EZE · Arlington, WAA lack of adequate carburetor heat available and overload of the main landing gear. Contributing factors were carburetor icing conditions and soft terrain.NTSB SEA98LA128Accident · 1 fatalLimited investigationFinal reportHughes 369D · Raymond, WAThe use of the improper long-line cable by the ground crew, and its subsequent separation from the helicopter.NTSB SEA98LA125Accident · No injuriesLimited investigationFinal reportRockwell S-2R · Pasco, WASeparation of the throttle linkage which resulted in the loss of power. Factors include worn throttle linkage parts and the furrows in the plowed field which was the available field for the forced landing.NTSB SEA98LA124Accident · Minor injuriesLimited investigationFinal reportHiller UH-12E · Eltopia, WAFatigue of the control rotor blade spar and failure of the maintenance inspector to follow the procedures set forth in the airworthiness directive.NTSB SEA98LA123Accident · Serious injuriesLimited investigationFinal reportCessna 180H · Arlington, WAThe pilot's inadequate compensation for the wind conditions. Gusting winds were a factor.NTSB SEA98LA119Accident · No injuriesLimited investigationFinal reportCessna 170A · Renton, WAThe pilot's failure to maintain adequate airspeed which resulted in an inadvertent stall. Failure to jettison the external load and downdrafts were factors.NTSB SEA98LA155Accident · No injuriesLimited investigationFinal reportBurkhart Grob G102 · Douglas, WAThe pilot's failure to maintain clearance from objects on the ground. Factors include misjudgment of weather conditions (unfavorable winds).NTSB SEA98LA116Accident · Serious injuriesLimited investigationFinal reportCessna A150M · Langley, WAClearance from an object was not maintained. The pilot's lack of recent experience in the type of aircraft, improper use of carburetor heat and exceeding the gross weight of the airplane were factors.NTSB SEA98LA111Accident · No injuriesLimited investigationFinal reportKoster Murphy Rebel · Arlington, WAThe pilot/builder's attachment inadequate installation of the aileron control pushrods to the control stick assembly, resulting in the ailerons deflecting in a direction opposite of the input applied by the pilot. Also causal was the pilot's inadequate…NTSB SEA98LA106Accident · No injuriesLimited investigationFinal reportSchweizer G-164B · Oakdale, WAA fatigue failure of the number three cylinder exhaust rocker box assembly, compromising the ability of the exhaust valve to operate. Factors include a ditch at the end of the runway.NTSB SEA98LA095Accident · Serious injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Starbuck, WAThe pilot-in-command's failure to maintain adequate visual lookout. A contributing factor was the unmarked transmission lines.NTSB SEA98LA093Accident · 1 fatalLimited investigationFinal reportCessna 150 · Amboy, WAThe pilot's failure to maintain adequate altitude and/or clearance from terrain during a go-around attempt. Factors included a short landing area and trees in the landing area.NTSB SEA98FA090Accident · 2 fatalField investigationFinal reportMaule M-5-220C · Kettle Falls, WAThe pilot's failure to maintain terrain clearance. A factor was an attempt to perform aerobatics at low altitude.NTSB SEA98LA085Accident · 1 fatalLimited investigationFinal reportPiper PA-30 · Everett, WAThe pilot-in-command's exiting the aircraft with both engines running to remove a wheel chock. A factor was the inadequate preflight of the aircraft (not removing the chock) prior to engine start.