# NTSB investigations, 1997, WA NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports. Page 1 of 2 · 62 cases ## Latest cases - [NTSB SEA98LA026](https://openairdocs.org/ntsb/SEA98LA026.md): Cessna 172P · Kenmore, WA · Accident · Minor injuries · Limited investigation · Final report · Dec 24, 1997 · N9566L · Substantial damage > the pilot's inadequately planned approach and failure to maintain directional control. The pilot's lack of total experience in kind of aircraft and haze were factors. - [NTSB SEA98FA023](https://openairdocs.org/ntsb/SEA98FA023.md): Aero Commander 690A · Yakima, WA · Accident · 2 fatal · Field investigation · Final report · Dec 13, 1997 · N72VF · Destroyed > A loss of aircraft control for undetermined reasons. - [NTSB SEA98LA022](https://openairdocs.org/ntsb/SEA98LA022.md): Cessna 150J · Silverdale, WA · Accident · No injuries · Limited investigation · Final report · Dec 10, 1997 · N51369 · Substantial damage > Ice accumulation in the carburetor throat. Factors include conditions conducive to serious carburetor icing, an inoperative starter due to a separated pull-to-start knob, and soft terrain at the location of the forced landing. - [NTSB SEA98LA018](https://openairdocs.org/ntsb/SEA98LA018.md): Aero Commander 112 · Kettle Falls, WA · Accident · 3 fatal · Limited investigation · Final report · Dec 1, 1997 · N1054J · Destroyed > The pilot's failure to maintain terrain clearance while maneuvering. Factors include the physiological impairment of the pilot's judgement due to alcohol. - [NTSB SEA98LA014](https://openairdocs.org/ntsb/SEA98LA014.md): Piper PA-18-150 · Battle Ground, WA · Accident · Serious injuries · Limited investigation · Final report · Nov 15, 1997 · N1668P · Substantial damage > The owner/pilot's failure to properly install the fuel selector valve after removal, subsequently leading to a false indication on the valve selector handle. This led to the pilot unintentionally closing the valve and starving the engine of fuel during the… - [NTSB SEA98LA005](https://openairdocs.org/ntsb/SEA98LA005.md): Piper PA-28-151 · Vashon, WA · Accident · No injuries · Limited investigation · Final report · Oct 19, 1997 · N5987F · Substantial damage > A misjudged soft field takeoff. Factors include wet grass. - [NTSB FTW98IA019](https://openairdocs.org/ntsb/FTW98IA019.md): Boeing 757-222 · Seattle, WA · Incident · No injuries · Incident investigation · Final report · Oct 16, 1997 · N581UA · Minor damage > Maintenance personnel's failure to properly secure the left off-wing slide door after routine slide replacement, allowing an inflight separation of the slide. Factors were inadequate training of maintenance personnel and inadequate written instructions by the… - [NTSB SEA98LA034](https://openairdocs.org/ntsb/SEA98LA034.md): Cessna U-206E · Friday Harbor, WA · Accident · No injuries · Limited investigation · Final report · Oct 9, 1997 · N9428G · Substantial damage > the pilot's failure to park with the aircraft headed into the wind in high wind conditions. A factor include the high wind condition. - [NTSB SEA97LA220](https://openairdocs.org/ntsb/SEA97LA220.md): Piper PA-32-300 · Stuart Island, WA · Accident · No injuries · Limited investigation · Final report · Sep 28, 1997 · N55629 · Substantial damage > The pilot's improper decision to land on a wet grass runway with a ten knot tailwind. Factors were the wet runway surface and tailwind. - [NTSB SEA97IA219](https://openairdocs.org/ntsb/SEA97IA219.md): Boeing 737-3T0 · Seattle, WA · Incident · No injuries · Incident investigation · Final report · Sep 27, 1997 · N13331 · No damage > Separation of the ABSB-4 aileron bus cable, resulting in reduced lateral controllability of the aircraft. Related factors were wear in the cable and inadequate inspection of the cable by company maintenance personnel. - [NTSB SEA97FA215](https://openairdocs.org/ntsb/SEA97FA215.md): Cessna 172M · Bremerton, WA · Accident · 3 fatal · Field investigation · Final report · Sep 24, 1997 · N6756H · Substantial damage > The pilot's misjudgment of distance and altitude from the runway, and his subsequent failure to maintain clearance from the terrain. Factors contributing to the accident were dark night conditions, the pilot's improper decision to conduct the flight at night,… - [NTSB SEA97LA214](https://openairdocs.org/ntsb/SEA97LA214.md): Cessna 172RG · Monroe, WA · Accident · No injuries · Limited investigation · Final report · Sep 23, 1997 · N64ML · Substantial damage > The failure of the flight instructor to adequately perform remedial action, and her failure to abort the takeoff. Factors contributing to the accident include the premature rotation of the airplane by the dual student, the failure of the dual student to… - [NTSB SEA97LA213](https://openairdocs.org/ntsb/SEA97LA213.md): Barrigar RV-6 · Goldendale, WA · Accident · Minor injuries · Limited investigation · Final report · Sep 21, 1997 · N812AB · Substantial damage > The pilot's failure to maintain directional control. Factors contributing to the accident were: the pilot's delayed initiation of a go-around maneuver, downhill, and soft terrain. - [NTSB SEA97LA209](https://openairdocs.org/ntsb/SEA97LA209.md): de Havilland DHC-1 · Winlock, WA · Accident · Serious injuries · Limited investigation · Final report · Sep 13, 1997 · N6004A · Substantial damage > the pilot's failure to attain proper alignment during touchdown and failure to maintain directional control. A wet runway was a factor. - [NTSB LAX97GA325](https://openairdocs.org/ntsb/LAX97GA325.md): Bell 205A-1 · Sequim, WA · Accident · 3 fatal · Final report · Sep 12, 1997 · N90HJ · Destroyed > the pilot's intentional flight into known adverse weather conditions in mountainous terrain. - [NTSB SEA97LA203](https://openairdocs.org/ntsb/SEA97LA203.md): Piper PA-18-150 · Harrah, WA · Accident · 1 fatal · Limited investigation · Final report · Sep 6, 1997 · N2349J · Substantial damage > The pilot's failure to maintain clearance from a transmission wire while on final approach. A factor was a 40-foot high transmission wire located approximately 20 feet from the end of the airstrip. - [NTSB SEA97FA202](https://openairdocs.org/ntsb/SEA97FA202.md): McDonnell Douglas DC-9-82 (MD-82) · Seattle, WA · Accident · Minor injuries · Field investigation · Final report · Sep 2, 1997 · N951AS · Substantial damage > fatigue failure of the nose landing gear upper lock link, due in part to reduced strength after the manufacturing process was changed from forged to machined plate stock; and inadequate non-destructive inspection process for testing the link. - [NTSB SEA97FA201](https://openairdocs.org/ntsb/SEA97FA201.md): Cessna 182C · Bremerton, WA · Accident · 5 fatal · Field investigation · Final report · Sep 1, 1997 · N9015T · Destroyed > The pilot's failure to maintain adequate airspeed in a climbing turn at low altitude, resulting in a stall and impact with terrain. A factor was the pilot exceeding the aircraft's maximum takeoff gross weight limitation. - [NTSB SEA97FA196](https://openairdocs.org/ntsb/SEA97FA196.md): Southern Aero UH-1B · Skykomish, WA · Accident · 1 fatal · Field investigation · Final report · Aug 27, 1997 · N896W · Substantial damage > A fatigue fracture in the main rotor mast, which resulted in an in flight separation of the main rotor from the helicopter. Contributing to the accident was insufficient Federal Aviation Administration airworthiness standards and requirements for the aircraft. - [NTSB SEA97LA193](https://openairdocs.org/ntsb/SEA97LA193.md): Cessna TU206G · Edwall, WA · Accident · No injuries · Limited investigation · Final report · Aug 18, 1997 · N6620Z · Substantial damage > A fatigue failure of the engine crankshaft. Factors contributing to the accident were the rolling terrain, and the fence. - [NTSB SEA97LA192](https://openairdocs.org/ntsb/SEA97LA192.md): Cessna 175 · Lynnwood, WA · Accident · No injuries · Limited investigation · Final report · Aug 17, 1997 · N7533M · Substantial damage > The pilot's inadequate preflight planning and preparation, which led to fuel exhaustion and subsequent loss of engine power. - [NTSB SEA97LA191](https://openairdocs.org/ntsb/SEA97LA191.md): Bell 47G · Wellpinit, WA · Accident · Minor injuries · Limited investigation · Final report · Aug 17, 1997 · N9571 · Substantial damage > The pilot's selection of an unsuitable landing site, and his failure to maintain rotor blade clearance from terrain during landing. - [NTSB SEA97LA189](https://openairdocs.org/ntsb/SEA97LA189.md): Rotz RAF 2000 GTX SE · Olympia, WA · Accident · Minor injuries · Limited investigation · Final report · Aug 15, 1997 · N9155H · Substantial damage > The pilot's failure to attain adequate rotor rpm prior to takeoff. - [NTSB SEA97FA188](https://openairdocs.org/ntsb/SEA97FA188.md): Beech 1900C · Seattle, WA · Accident · Serious injuries · Field investigation · Final report · Aug 14, 1997 · N3172A · Destroyed > A stall/mush condition resulting from an aft center of gravity which was inaccurately provided to the pilot-in-command by contractual cargo-loading personnel. Additional causes were overloading of the aircraft's landing gear and fuel leakage resulting in a… - [NTSB SEA97LA186](https://openairdocs.org/ntsb/SEA97LA186.md): Cessna 172M · Langley, WA · Accident · No injuries · Limited investigation · Final report · Aug 5, 1997 · N73158 · Substantial damage > A failed exhaust valve. Factors were tailwind and excessive airspeed during the ensuing forced landing.. - [NTSB SEA97LA182](https://openairdocs.org/ntsb/SEA97LA182.md): Cessna 140 · Vancouver, WA · Accident · 1 fatal · Limited investigation · Final report · Aug 4, 1997 · N2076N · Substantial damage > Aircraft control was not maintained. Continued operation with known deficiencies in equipment and movement restrictions to an exhaust valve were factors. - [NTSB SEA97LA197](https://openairdocs.org/ntsb/SEA97LA197.md): Ercoupe 415-C · Elma, WA · Accident · No injuries · Limited investigation · Final report · Jul 29, 1997 · N3578H · Substantial damage > The pilot's inadequate compensation for wind conditions while landing. A factor was the crosswind. - [NTSB SEA97LA175](https://openairdocs.org/ntsb/SEA97LA175.md): Cessna T210H · Stehekin, WA · Accident · No injuries · Limited investigation · Final report · Jul 22, 1997 · N6922R · Substantial damage > The pilot's misreading of the windsock and subsequent downwind landing. Factors in the accident were the sunglare and tailwind. - [NTSB SEA97LA173](https://openairdocs.org/ntsb/SEA97LA173.md): Cessna 170 · Graham, WA · Accident · Minor injuries · Limited investigation · Final report · Jul 19, 1997 · N4292V · Substantial damage > Inadequate aircraft preflight by the pilot-in-command, and water contamination in the fuel resulting in a loss of engine power. A factor was a power transmission line in the forced landing area. - [NTSB SEA97LA167](https://openairdocs.org/ntsb/SEA97LA167.md): Cessna 140 · Arlington, WA · Accident · No injuries · Limited investigation · Final report · Jul 12, 1997 · N4275N · Substantial damage > Failure of the right-main landing gear axle after landing. - [NTSB SEA97LA166](https://openairdocs.org/ntsb/SEA97LA166.md): Cessna 172I · Naches, WA · Accident · Minor injuries · Limited investigation · Final report · Jul 11, 1997 · N35436 · Substantial damage > inadequate preflight by the pilot, and subsequent fuel exhaustion, which led to a forced landing and subsequent nose over of the aircraft. Related factors were: the FBO did not refuel the aircraft as requested, and soft terrain was encountered during the… - [NTSB SEA97LA156](https://openairdocs.org/ntsb/SEA97LA156.md): Stiritz Eipper MX II · Newport, WA · Accident · No injuries · Limited investigation · Final report · Jun 30, 1997 · N15TJ · Substantial damage > The failure of the owner/builder to adequately inspect his homebuilt aircraft, which subsequently led to the failure of the right wing lift cable attach bolt and resulted in the collapse of the right wing during flight. - [NTSB SEA97LA151](https://openairdocs.org/ntsb/SEA97LA151.md): Cessna 182P · Yakima, WA · Accident · No injuries · Limited investigation · Final report · Jun 25, 1997 · N9932E · Substantial damage > The loss of engine power for undetermined reasons. Contributing to the accident was the soft terrain. - [NTSB SEA97LA150](https://openairdocs.org/ntsb/SEA97LA150.md): Corben Junior ACE · East Wenatchee, WA · Accident · No injuries · Limited investigation · Final report · Jun 20, 1997 · N9017 · Substantial damage > The dual student's improper attempt to abort the takeoff and the flight instructor's inadequate supervision of the flight. - [NTSB SEA97LA143](https://openairdocs.org/ntsb/SEA97LA143.md): Cessna A188 · Richland, WA · Accident · No injuries · Limited investigation · Final report · Jun 17, 1997 · N9766V · Substantial damage > the pilot's failure to maintain airspeed. Inadequate in-flight planning and high obstructions that restricted evasive maneuvers were factors. - [NTSB SEA97LA134](https://openairdocs.org/ntsb/SEA97LA134.md): Cessna 172C · Fall City, WA · Accident · No injuries · Limited investigation · Final report · Jun 11, 1997 · N1319Y · Substantial damage > the pilot's selection of unsuitable terrain for landing. The soft, wet terrain was a related factor. - [NTSB SEA97LA129](https://openairdocs.org/ntsb/SEA97LA129.md): Cessna 210D · Renton, WA · Accident · No injuries · Limited investigation · Final report · Jun 6, 1997 · N3908Y · Substantial damage > Landing gear hydraulic system power pack failure. - [NTSB SEA97LA126](https://openairdocs.org/ntsb/SEA97LA126.md): Garlick UH-1H · Addy, WA · Accident · No injuries · Limited investigation · Final report · Jun 3, 1997 · N85NW · Substantial damage > The inflight failure of the K-FLEX engine-to-gear box drive shaft and no suitable site in which to make a forced/emergency landing. A factor was the mountainous/hilly terrain. - [NTSB SEA97LA118](https://openairdocs.org/ntsb/SEA97LA118.md): Hughes 369D · Moclips, WA · Accident · No injuries · Limited investigation · Final report · May 21, 1997 · N8306F · Substantial damage > Inadequate installation of the fuel control by company maintenance personnel and a loose nut on a line. A disconnected Pc line was a factor. - [NTSB SEA97LA113](https://openairdocs.org/ntsb/SEA97LA113.md): Cessna 207 · Roche Harbor, WA · Accident · No injuries · Limited investigation · Final report · May 18, 1997 · N7405 · Substantial damage > The pilot's inadequate remedial action upon encountering a downdraft on final approach. The downdraft was a factor. - [NTSB SEA97LA112](https://openairdocs.org/ntsb/SEA97LA112.md): Bell 47G-3B · Snohomish, WA · Accident · Minor injuries · Limited investigation · Final report · May 15, 1997 · N8491E · Substantial damage > the pilot's encounter with of a loss of tail rotor effectiveness (LTE) situation, and his subsequent inadequate remedial action. Related factors included: wind conditions that were conducive to an unanticipated right yaw event, and the pilot's limited… - [NTSB SEA97LA111](https://openairdocs.org/ntsb/SEA97LA111.md): Cessna 150M · Freeland, WA · Accident · Minor injuries · Limited investigation · Final report · May 13, 1997 · N7557A · Substantial damage > Fuel exhaustion due to the flight instructor's failure to insure there was proper fuel in the aircraft and the flight instructor's misjudgment of his altitude and airspeed while executing a power-off forced landing in a large open field. Factors include: a… - [NTSB SEA97LA099](https://openairdocs.org/ntsb/SEA97LA099.md): Grumman G-164A · Rosalia, WA · Accident · 1 fatal · Limited investigation · Final report · May 6, 1997 · N7926 · Destroyed > The pilot-in-command's failure to maintain clearance with terrain. Factors contributing to the accident were, hilly terrain conditions and impairment due to recent use of marihuana. - [NTSB CHI97IA122](https://openairdocs.org/ntsb/CHI97IA122.md): Beech 35 · Spokane, WA · Incident · No injuries · Incident investigation · Final report · Apr 29, 1997 · N2839V · No damage > the vibration of the fuselage was due to flutter. - [NTSB SEA97LA095](https://openairdocs.org/ntsb/SEA97LA095.md): Cessna 172N · Pullman, WA · Accident · No injuries · Limited investigation · Final report · Apr 27, 1997 · N73934 · Substantial damage > The pilot's failure to maintain clearance from a fuel truck parked near his taxi route. Factors include a dark night and a vehicle parked near the pilot's route of taxi. - [NTSB SEA97LA092](https://openairdocs.org/ntsb/SEA97LA092.md): Cessna 152 · Ilwaco, WA · Accident · No injuries · Limited investigation · Final report · Apr 26, 1997 · N152TM · Substantial damage > The student pilot's failure to land the aircraft at the proper touchdown point. Factors include inadequate preflight planning/preparation by the student pilot, inadequate supervision by the student pilot's flight instructor, rain, fog, strong crosswinds, a… - [NTSB SEA97LA088](https://openairdocs.org/ntsb/SEA97LA088.md): Rockwell S-2R · Prescott, WA · Accident · Serious injuries · Limited investigation · Final report · Apr 18, 1997 · N4978X · Substantial damage > failure of the pilot to maintain terrain clearance from uneven/hilly terrain. - [NTSB SEA97LA086](https://openairdocs.org/ntsb/SEA97LA086.md): Piper PA-24-260 · Sequim, WA · Accident · Serious injuries · Limited investigation · Final report · Apr 14, 1997 · N8645P · Substantial damage > The pilot-in-command's improper fuel management, which resulted in fuel starvation and loss of engine power. A factor was trees in the forced landing area. - [NTSB SEA97LA083](https://openairdocs.org/ntsb/SEA97LA083.md): Cessna 150D · Arlington, WA · Accident · Minor injuries · Limited investigation · Final report · Apr 6, 1997 · N4100U · 2 aircraft · Destroyed > The failure of the commercial pilot to perform an adequate visual lookout while on final approach for landing on the runway, and the failure of the student pilot of the other airplane to perform an adequate visual lookout prior to taking off from the same… - [NTSB SEA97LA102](https://openairdocs.org/ntsb/SEA97LA102.md): Boeing E75 · Spokane, WA · Accident · No injuries · Limited investigation · Final report · Mar 30, 1997 · N5010V · Substantial damage > The pilot-in-command's inadequate application of crosswind controls during landing rollout. Factors were gusty crosswinds. Next page: https://openairdocs.org/ntsb.md?year=1997&state=WA&page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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" = 'WA' AND c."eventCountry" = 'USA' ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?state=WA&year=1997 --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.