NTSB investigations, 1989, WA
180,616 investigations by the National Transportation Safety Board since 1962: 174,594 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\") = 1989
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") = 1989 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 DCA90MA011Accident · 6 fatalClass 1 · MajorFinal reportBritish Aerospace BAE-3101 · Pasco, WAThe flightcrew's decision to continue an unstabilized instrument landing system (ILS) approach that led to a stall, most likely of the horizontal stabilizer, and loss of control at low altitude. Contributing to the accident was the air traffic controller's…NTSB SEA90FA027Accident · 2 fatalField investigationFinal reportCessna 172N · Nordland, WAUndetermined.NTSB SEA90LA029Accident · No injuriesLimited investigationFinal reportAero Commander 600 S-2D · Walla Walla, WAAn engine loss of power for undetermined reasons. Contributing to the accident was the embankment.NTSB SEA90FA028Accident · 2 fatalField investigationFinal reportCessna 210-5 (205) · Rainier, WAContinued flight by the pilot into known adverse weather conditions, and his failure to maintain sufficient altitude/clearance from wooded mountainous terrain. Factors related to the accident were: darkness and the weather/terrain conditions.NTSB SEA90LA025Accident · No injuriesLimited investigationFinal reportHiller UH-12E · Raymond, WALoss of engine power due to fatigue failure of the impeller. The helicopter was substantially damaged as a result of a roll-over on uneven terrain.NTSB SEA90LA024Accident · No injuriesLimited investigationFinal reportCessna A-185-F · Seattle, WAThe pilot did not maintain directional control of the airplane during the landing roll.NTSB SEA90FA021Accident · 2 fatalField investigationFinal reportBeech B35 · Bremerton, WAThe pilot's improper IFR procedure, his failure to maintain proper alignment on the ILS approach, and his failure to initiate a missed approached after reaching the lateral limits of the ILS system or decision height. Darkness and deteriorating weather were…NTSB SEA90LA020Accident · Minor injuriesLimited investigationFinal reportCessna 172 · Bremerton, WAFuel exhaustion and inadequate preflight planning.NTSB SEA90FA019Accident · 3 fatalField investigationFinal reportPiper PA-24-250 · Vancouver, WAThe pilot in command's inadequate preflight planning, pilot's attempted VFR flight into IMC conditions and the pilot's lack of instrument qualifications. Contributing to the accident was the low ceiling, fog and the pilot's lack of recent experience.NTSB SEA90LA018Accident · No injuriesLimited investigationFinal reportCessna 140 · Amboy, WALoss of engine power due to carburetor icing.NTSB SEA90LA017Accident · No injuriesLimited investigationFinal reportErcoupe 415D · Vancouver, WAThe pilot's inadvertant leaning of the fuel mixture to near idle cutoff, causing the engine to quit.NTSB SEA90LA014Accident · No injuriesLimited investigationFinal reportCessna 182E · Quilcene, WAThe pilot failed to adequately compensate for tailwind conditions when landing on a short wet runway.NTSB SEA90FA133Accident · 1 fatalField investigationFinal reportCessna 172M · Snoqualmie, WAIntentional flight into known adverse weather conditions and poor weather evaluation by the pilot.NTSB SEA90LA010Accident · No injuriesLimited investigationFinal reportHughes 369D · Neah Bay, WAFatigue failure of all four attachment studs of the tailrotor gearbox resulting in separation of the gear box, and inadequate maintenance inspection.NTSB SEA90FA005Accident · 1 fatalField investigationFinal reportHughes 369D · Bothell, WAThe pilot failed to determine weather conditions before the flight, his attempt to fly VFR in IMC, and his failure to maintain obstacle clearance altitude. Factors in the accident were the low ceiling, rain and fog weather conditions.NTSB SEA90FA002Accident · 2 fatalField investigationFinal reportBellanca 17-30A · Cougar, WAContinued VFR flight by the pilot into instrument meteorological conditions (IMC), and his failure to maintain proper altitude/clearance above mountainous terrain. The adverse weather and terrain were related factors.NTSB SEA89LA181Accident · No injuriesLimited investigationFinal reportCessna 152 · Alderwood Manor, WAInadequate compensation for wind conditions by the student pilot, and inadequate supervision by the instructor pilot (CFI), which resulted in a failure to maintain proper altitude. Factors related to the accident were: unfavorable (variable) wind, downdraft,…NTSB SEA89LA184Accident · No injuriesLimited investigationFinal reportCessna 172K · East Sound, WAThe student pilot's failure to maintain directional control.NTSB SEA89LA175Accident · 1 fatalLimited investigationFinal reportBell 47G3B2 · Monitor, WAThe pilot failed to maintain aircraft separation from obstacles on the ground. A factor in the accident was the bright glare from the rising sun.NTSB SEA89LA174Accident · Serious injuriesLimited investigationFinal reportde Havilland Beaver DHC-2 MK.1 · Kapowsin, WAAn undetermined loss of engine power.NTSB SEA89LA169Accident · No injuriesLimited investigationFinal reportCessna 152 · Ellensburg, WAThe pilot's failure to obtain current in-flight wind information in order to calculate that his remaining fuel supply was adequate to reach his final destination. Contributing was his inadequate preflight planning.NTSB SEA89LA167Accident · No injuriesLimited investigationFinal reportRobinson R22 · Kent, WAThe instructor pilot's failure to take timely corrective action to recover from a low rotor RPM condition, resulting in impact with the ground.NTSB SEA89LA164Accident · Minor injuriesLimited investigationFinal reportCessna 182 · Lester, WAThe pilot's loss of control of the aircraft due to his improper use of the aircraft flight controls. Contributing factors in the accident were the moderate turbulence and trace mixed icing in clouds.NTSB SEA89LA161Accident · No injuriesLimited investigationFinal reportCessna 172P · Alderwood Manor, WAImproper planning/decision by the pilot. The tailwind and high obstructions were related factors.NTSB SEA89FA156Accident · 1 fatalField investigationFinal reportCessna TU206C · Skykomish, WAThe pilot's decision to continue the flight into IMC. The pilot did not adequately plan and prepare for the flight and was unable to maintain a proper altitude above the terrain for VMC. Fog was a related factor.NTSB SEA89FA155Accident · No injuriesField investigationFinal reportCessna 402B · Seattle, WAThe landing gear down lock mechanism failure.NTSB SEA89FA160Accident · 4 fatalField investigationFinal reportCessna 152 · Snohomish, WAThe pilot's failure to see and avoid N49231, a Cessna 172. Contributing factors were: a flight path directly into the setting sun, and the low light conditions of dusk on the ground below.NTSB SEA89LA149Accident · Serious injuriesLimited investigationFinal reportSwanson RV-4 · Carnation, WAThe pilot entered an inadvertent stall and hit trees while performing aerobatics.NTSB SEA89LA145Accident · No injuriesLimited investigationFinal reportCessna 177 · Fall City, WAThe pilot misjudged his landing flare and then did not properly recover from the resulting bounce.NTSB SEA89LA144Accident · No injuriesLimited investigationFinal reportRobinson R22 · Brinnon, WAThe pilot's inadequate in-flight planning. The helicopter skid contacted the water as a result of the pilot's misjudgement of clearance above the water.NTSB SEA89LA146Accident · No injuriesLimited investigationFinal reportAbbott Gyroplane · Newport, WAThe pilot's selection of unsuitable terrain and the delay in aborting the takeoff.NTSB SEA89LA140Accident · Minor injuriesLimited investigationFinal reportPiper PA-28-140 · Vashon, WAThe pilot's inadequate preflight planning/preparation. Factors related to the accident were: unfavorable wind conditions, high obstructions (trees), and soft terrain where the aircraft touched down during the aborted takeoff.NTSB SEA89LA136Accident · Serious injuriesLimited investigationFinal reportCessna A188B · Albion, WAThe pilot failed to see and avoid a wooden utility pole while cruising at a low level. A contributing factor was the dusk light conditions.NTSB SEA89LA134Accident · No injuriesLimited investigationFinal reportMirsepasy 3Q2 · Arlington, WAFuel starvation due to a blocked fuel line which resulted in the pilot having to land on unsuitable terrain.NTSB SEA89LA128Accident · No injuriesLimited investigationFinal reportBell 206B · Longview, WAThe pilot inadvertently turning off the engine fuel supply instead of the external load fuel supply. Contributing to the accident was the pilot's failure to jettison the external load during the autorotation.NTSB SEA89LA127Accident · Serious injuriesLimited investigationFinal reportPiper PA-28-180 · Snoqualmie Pass, WAImproper in-flight planning/descision by the pilot, which resulted in the aircraft entering a box canyon with insufficient speed and altitude to maneuver out of the confined area. Factors related to the accident were: the pilot's continued flight into known…NTSB SEA89LA123Accident · No injuriesLimited investigationFinal reportPiper PA-20 · Orchards, WAThe failure of the pilot to align the aircraft with the landing runway on touchdown and his failure to maintain directional control during landing ground roll, resulting in a ground loop.NTSB SEA89LA125Accident · No injuriesLimited investigationFinal reportMaule M4-210 · Lopez, WAThe pilot did not maintain directional control of the airplane during the landing roll.NTSB SEA89LA121Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Colfax, WAImproper installation of the cylinder assembly. The terrain was not suitable for a successful forced landing.NTSB SEA89LA120Accident · Minor injuriesLimited investigationFinal reportBell 47G-2 · Centralia, WAThe pilot misjudged his clearance over trees, which resulted in an in-flight tail rotor strike with the trees and loss of tail rotor control. The trees were a related factor.NTSB SEA89LA119Accident · No injuriesLimited investigationFinal reportBeech B35 · Dallesport, WAThe premature rotatiion and liftoff by the pilot, which resulted in an inadvertent stall. A factor related to the accident was: the tailwind.NTSB SEA89FA118Accident · 1 fatalField investigationFinal reportColonial C-1 · Bremerton, WAMalfunction of both magnetos due to deterioration of the coils, which resulted in the loss of engine power. Factors related to the accident were: an inadequate airworthiness directive (no calendar time limits), and the lack of suitable terrain (rough/uneven)…NTSB SEA89FA111Accident · Serious injuriesField investigationFinal reportOregon Helicopters UH-1L · Baring, WAFatigue failure of the tail rotor 42 degree gear box due to pilot induced overstress. Navy data and FAA type certificate limitations were not adhered to.NTSB SEA89LA106Accident · No injuriesLimited investigationFinal reportTaylorcraft BC-12D · Longbranch, WAThe poor in-flight decision by the pilot to land on water, downwind. His failure to compensate for the wind conditions resulted in a loss of control and nose over of the airplane.NTSB SEA89FA104Accident · 1 fatalField investigationFinal reportAnderson BD-5 · Everett, WAInadequate maintenance by the pilot/owner/builder, his operation of the aircraft with a known deficiency, and his failure to maintain adequate airspeed during an emergency descent, which resulted in an inadvertent stall.NTSB SEA89FA103Accident · 1 fatalField investigationFinal reportWhittaker Bushby Mustang 1 · Alderwood Manor, WAPilot's failure to maintain proper airspeed. Contributing factors were the pilot's poor judgement in flying a traffic pattern at tree-top level and a tailwind condition during the steep turn to final.NTSB SEA89LA101Accident · No injuriesLimited investigationFinal reportTaylorcraft BC-12D · Vancouver, WAThe pilot's failure to maintain directional control during landing ground roll, resulting in a ground loop and nose over. The crosswind is considered to be a contributing factor to the accident.NTSB SEA89FA099Accident · 2 fatalField investigationFinal reportCushing 4 · Mansfield, WAFailure of the left wing main spar due to overload for undetermined reasons.NTSB SEA89LA102Accident · No injuriesLimited investigationFinal reportBeech 19A · Cashmere, WAThe pilot used poor starting procedures. The airplane was inadequately secured resulting in a collision with an object when the airplane broke free of the tiedown ropes.NTSB SEA89LA098Accident · Serious injuriesLimited investigationFinal reportBell 47G-2 · Buena, WAThe pilot's failure to maintain an adequate visual lookout and clearance to avoid the power lines.