# NTSB investigations: Lycoming I0360 series, 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 · 75 cases ## Latest cases - [NTSB WPR25LA178](https://openairdocs.org/ntsb/WPR25LA178.md): Piper PA-28R-200 · Vancouver, WA · Accident · No injuries · Class 4 · Limited · Final report · Apr 4, 2025 · N9404N · Substantial damage > A failure of the brake system during landing due to a hydraulic fluid leak, which resulted in a runway excursion. - [NTSB WPR19LA227](https://openairdocs.org/ntsb/WPR19LA227.md): Piper PA28R · Spokane, WA · Accident · No injuries · Class 3 · Limited · Final report · Aug 19, 2019 · N43793 · Substantial damage > A loss of directional control during landing for undetermined reasons. - [NTSB WPR17LA037](https://openairdocs.org/ntsb/WPR17LA037.md): Beech A23 24 · Anacortes, WA · Accident · No injuries · Class 3 · Limited · Final report · Dec 11, 2016 · N7998L · Substantial damage > The pilot's failure to maintain directional control during the landing roll, which resulted in a runway excursion and separation of the left main landing gear. - [NTSB GAA17CA072](https://openairdocs.org/ntsb/GAA17CA072.md): Piper PA 28R · Payallup, WA · Accident · No injuries · Data collection · Final report · Nov 11, 2016 · N9466K · Substantial damage > The airport’s failure to issue a NOTAM regarding the deployment of the traffic monitoring camera system before the accident, which resulted in the airplane striking the camera system during a short-field approach and landing. - [NTSB GAA16CA452](https://openairdocs.org/ntsb/GAA16CA452.md): Simmons Noel SDL · Naches, WA · Accident · No injuries · Data collection · Final report · Aug 23, 2016 · N945PL · Substantial damage > The pilot’s improper landing flare, which resulted in a bounced landing. - [NTSB GAA16CA382](https://openairdocs.org/ntsb/GAA16CA382.md): Gonzalez Manuel A RV 7 · Langley, WA · Accident · Minor injuries · Data collection · Final report · Jul 16, 2016 · N228MG · Substantial damage > The pilot's decision to land with a tailwind, which resulted in, landing long, a runway overrun, and impact with a berm and nose over. - [NTSB WPR15FA204](https://openairdocs.org/ntsb/WPR15FA204.md): Hughes 269C · Asotin, WA · Accident · 2 fatal · Field investigation · Final report · Jul 1, 2015 · N9490F · Destroyed > The pilot's failure to maintain adequate clearance from power lines while maneuvering in a canyon. - [NTSB WPR13CA309](https://openairdocs.org/ntsb/WPR13CA309.md): Cessna 172S · Monroe, WA · Accident · Minor injuries · Data collection · Final report · Jul 5, 2013 · N686SP · Substantial damage > The student pilot's failure to maintain directional control during the landing roll, and the flight instructor's delayed remedial action that resulted in a runway excursion. - [NTSB WPR12LA382](https://openairdocs.org/ntsb/WPR12LA382.md): Mooney M20J · Chelan, WA · Accident · Minor injuries · Limited investigation · Final report · Aug 31, 2012 · N132PC · Substantial damage > A loss of engine power during climb for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation. - [NTSB WPR12LA377](https://openairdocs.org/ntsb/WPR12LA377.md): Piper PA-28R-200 · Everett, WA · Accident · No injuries · Limited investigation · Final report · Aug 28, 2012 · N4922T · Substantial damage > A hard landing likely made by the private pilot on a solo flight that preceded the dual instructional flight during which the wing damage became obvious. - [NTSB WPR12CA357](https://openairdocs.org/ntsb/WPR12CA357.md): Cessna 172R · Everett, WA · Accident · No injuries · Data collection · Final report · Aug 14, 2012 · N863CP · Substantial damage > The pilot’s failure to maintain directional control during takeoff. - [NTSB WPR12FA058](https://openairdocs.org/ntsb/WPR12FA058.md): Piper PA-28R-200 · Coupeville, WA · Accident · 1 fatal · Field investigation · Final report · Dec 8, 2011 · N2611R · Substantial damage > The total loss of engine power for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal evidence of preaccident mechanical malfunctions or failures that would have precluded normal operation. - [NTSB WPR10LA165](https://openairdocs.org/ntsb/WPR10LA165.md): Piper PA-28R-200 · Eliza Island, WA · Accident · No injuries · Limited investigation · Final report · Mar 17, 2010 · N1KU · Substantial damage > The total loss of engine power during cruise flight due to the failure of maintenance personnel to tighten a fitting on the propeller governor oil line, which resulted in a loss of engine oil and catastrophic engine failure. - [NTSB WPR10LA091](https://openairdocs.org/ntsb/WPR10LA091.md): Beech A23-24 · Camas, WA · Accident · No injuries · Limited investigation · Final report · Dec 22, 2009 · N973WP · Substantial damage > The left magneto's broken p-lead, which led to the engine inadvertently starting while the pilot was turning the propeller by hand. - [NTSB SEA07FA218](https://openairdocs.org/ntsb/SEA07FA218.md): Mooney M20E · Tonasket, WA · Accident · 2 fatal · Field investigation · Final report · Jul 29, 2007 · N9302M · Substantial damage > The pilot's failure to maintain an adequate airspeed during initial climb following an aborted landing that resulted in a stall/spin. The pilot's misjudged speed and distance that resulted in a failure to attain a proper touchdown point was a factor. - [NTSB LAX07CA207](https://openairdocs.org/ntsb/LAX07CA207.md): Cessna 170 · Spanaway, WA · Accident · Minor injuries · Data collection · Final report · Jul 7, 2007 · N9716A · Substantial damage > The pilot's failure to maintain directional control during an aborted takeoff from a short and narrow runway. - [NTSB SEA07IA019](https://openairdocs.org/ntsb/SEA07IA019.md): Cessna 172 · Seattle, WA · Incident · No injuries · Incident investigation · Final report · Nov 16, 2006 · N9522S · No damage > The instructor pilot's improper in-flight decision not to take evasive action as a heavy aircraft passed by while on an upwind parallel approach path to an adjacent runway, leading to a wake vortices encounter. Factors include a nearly direct crosswind… - [NTSB SEA04LA055](https://openairdocs.org/ntsb/SEA04LA055.md): Lake LA-4-200 · Cusick, WA · Accident · No injuries · Limited investigation · Final report · Mar 14, 2004 · N65675 · Substantial damage > The pilot's failure to adequately compensate for crosswind conditions and his failure to maintain proper alignment in the direction of landing during the touchdown portion of a water landing on a river. Factors include crosswind conditions. - [NTSB SEA03LA128](https://openairdocs.org/ntsb/SEA03LA128.md): Mooney M20-J · Renton, WA · Accident · No injuries · Limited investigation · Final report · Jul 4, 2003 · N201DV · Substantial damage > In-flight failure of the electric landing gear motor during the initial takeoff climb. - [NTSB SEA03LA037](https://openairdocs.org/ntsb/SEA03LA037.md): Cessna 172S · Everett, WA · Accident · No injuries · Limited investigation · Final report · Feb 9, 2003 · N912LB · Substantial damage > The pilot's failure to maintain adequate airspeed and the instructor's inadequate supervision of the flight. Contributing factors were the rime icing conditions, and the soft terrain encountered on the off runway rollout. - [NTSB SEA03FA025](https://openairdocs.org/ntsb/SEA03FA025.md): Mooney M20F · Tacoma, WA · Accident · No injuries · Field investigation · Final report · Jan 12, 2003 · N6442Q · Substantial damage > A loss of engine power during cruise flight due to fatigue failure of the crankshaft as a result of an inadequate quality of material during the manufacturing process. Trees were a factor. - [NTSB SEA02LA016](https://openairdocs.org/ntsb/SEA02LA016.md): Piper PA-28R-200 · Puyallup, WA · Accident · No injuries · Limited investigation · Final report · Nov 10, 2001 · N9466K · Substantial damage > The pilots' failure to maintain aircraft control on short final, resulting in a touchdown off of the prepared landing surface. A factor was grassy terrain encountered on the landing rollout. - [NTSB SEA02LA012](https://openairdocs.org/ntsb/SEA02LA012.md): Thurston Pitts S-1S · Eatonville, WA · Accident · 1 fatal · Limited investigation · Final report · Nov 9, 2001 · N3VT · Substantial damage > The pilot's unsuccessful corrective action (recovery) from an inverted spin. A contributing factor was the pilot's encounter with the inverted spin maneuver. - [NTSB SEA01LA077](https://openairdocs.org/ntsb/SEA01LA077.md): Cessna 172S · Renton, WA · Accident · No injuries · Limited investigation · Final report · Apr 24, 2001 · N435SP · Substantial damage > A Canadian goose which crossed the aircraft's flight path and impacted the left wing during the aircraft's final approach. - [NTSB SEA00LA188](https://openairdocs.org/ntsb/SEA00LA188.md): Hughes 269B · Burlington, WA · Accident · Minor injuries · Limited investigation · Final report · Sep 24, 2000 · N9355F · Substantial damage > Mintenance personnel not following the mandatory service bulletin procedure of not exceeding 0.0005 inch paint thickness on the cylinder flange. Factors were the fatigue separation of multiple cylinder hold down bolts resulting in looseness of the cylinder;… - [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 SEA96FA130](https://openairdocs.org/ntsb/SEA96FA130.md): Hughes 269C · Eldon, WA · Accident · 1 fatal · Field investigation · Final report · Jun 19, 1996 · N7400F · Destroyed > fatigue failure of the connecting rod cap, which resulted in loss of engine power and ditching at sea. - [NTSB SEA94LA112](https://openairdocs.org/ntsb/SEA94LA112.md): Beech A24R · Everett, WA · Accident · No injuries · Limited investigation · Final report · Apr 30, 1994 · N24661 · Substantial damage > Fuel system pump contamination and procedures/directives were not followed. - [NTSB SEA93FA091](https://openairdocs.org/ntsb/SEA93FA091.md): Lake LA-4-200 · Gold Bar, WA · Accident · 4 fatal · Field investigation · Final report · Apr 4, 1993 · N39375 · Substantial damage > The pilot's failure to maintain adequate airspeed while maneuvering for a water landing. - [NTSB SEA92LA121](https://openairdocs.org/ntsb/SEA92LA121.md): Mooney M20E · Freeland, WA · Accident · No injuries · Limited investigation · Final report · Jun 7, 1992 · N5887Q · Substantial damage > Blockage of the fuel injector servo system. Factors contributing to the accident were: fuel injection system corroded and animals in the landing area. - [NTSB SEA92IA040](https://openairdocs.org/ntsb/SEA92IA040.md): Piper PA-28R-200 · Anacortes, WA · Incident · Minor injuries · Incident investigation · Final report · Jan 19, 1992 · N2742R · Minor damage > A bird impacting the aircraft. - [NTSB SEA90LA132](https://openairdocs.org/ntsb/SEA90LA132.md): Lake LA-4-200 · Bellingham, WA · Accident · No injuries · Limited investigation · Final report · Jul 13, 1990 · N6686L · Substantial damage > Collision with a submerged object. - [NTSB SEA89LA125](https://openairdocs.org/ntsb/SEA89LA125.md): Maule M4-210 · Lopez, WA · Accident · No injuries · Limited investigation · Final report · Jun 28, 1989 · N4744T · Substantial damage > The pilot did not maintain directional control of the airplane during the landing roll. - [NTSB SEA88LA057](https://openairdocs.org/ntsb/SEA88LA057.md): Piper PA-28R-200 · Elma, WA · Accident · Minor injuries · Limited investigation · Final report · Mar 12, 1988 · N8374C · Substantial damage > During landing roll the pilot applied toe brakes. The right brake pedal went to the floor. The aircraft then veered to the left of the centerline despite the pilots attempt to groundloop the aircraft. The aircraft then rolled over an embankment, collapsing… - [NTSB SEA87LA109](https://openairdocs.org/ntsb/SEA87LA109.md): Hughes 269C · Vancouver, WA · Accident · Minor injuries · Limited investigation · Final report · Jun 3, 1987 · N9606F · Destroyed > During a practice run-on landing the aircraft started to vibrate violently and an almost simultaneous fire occurred. Both pilots and an eyewitness stated that the run on landing was very smooth. Both pilots stated that something mechanical let loose during… - [NTSB SEA86LA238](https://openairdocs.org/ntsb/SEA86LA238.md): Beech A24R · Kent, WA · Accident · Minor injuries · Limited investigation · Final report · Sep 1, 1986 · N66BW · Destroyed > A forced landing was made due to a loss of power for undetermined reasons. The power loss occurred at about 600 feet AGL. A slight left turn was made to land onto a road. The aircraft's left wing struck a tree separating it from the aircraft. The aircraft's… - [NTSB SEA86LA205](https://openairdocs.org/ntsb/SEA86LA205.md): Mooney M20 · Quincey, WA · Accident · No injuries · Limited investigation · Final report · Aug 14, 1986 · N9517M · Substantial damage > The pilot stated he had mad a normal landing on a paved city street in a housing dvelopment thinking that it was the Quincey municipal airport. After the pilot realized he ahd made a mistake a take off was attempted. During the take off the pilot aborted the… - [NTSB SEA86LA170](https://openairdocs.org/ntsb/SEA86LA170.md): Piper PA-28R-200 · Royal City, WA · Accident · No injuries · Limited investigation · Final report · Jul 7, 1986 · N15270 · Substantial damage > The plt was landing the acft on rwy 27, toward the sun. With the sun in her eyes, she did not see a 300 lb calf on the rwy. The acft struck & killed the calf & was substantially damaged. - [NTSB SEA84LA145](https://openairdocs.org/ntsb/SEA84LA145.md): Lake LA-4-200 · Levenworth, WA · Accident · No injuries · Limited investigation · Final report · Jun 26, 1984 · N65627 · Substantial damage > The amphibious acft started to 'porpoise' in the air after takeoff and stalled aprx 25 ft above water level. The acft dragged a wing, crashed and sank. The plt said that water in the hull had caused the unstable condition. - [NTSB SEA83LA195](https://openairdocs.org/ntsb/SEA83LA195.md): Mooney M20-F · Seattle, WA · Accident · No injuries · Limited investigation · Final report · Sep 3, 1983 · N3525X · Destroyed > The plt stated he experienced a complete power loss while flying over puget sound at 700 ft. the acft sank & was not recovered. - [NTSB SEA82DA150](https://openairdocs.org/ntsb/SEA82DA150.md): Piper PA-28-161 · Auburn, WA · Accident · No injuries · Final report · Aug 28, 1982 · N8316A · 2 aircraft · Substantial damage > N1338J experienced a brake line failure and taxied into Piper PA-28, N8316A, that was parked in the warm-up area. There were no injuries. - [NTSB SEA82DA090](https://openairdocs.org/ntsb/SEA82DA090.md): Hughes 269B · Mt St Helens, WA · Accident · Minor injuries · Final report · Jun 18, 1982 · N9352F · Destroyed > The pilot intended to proceed to Mt St Helens to land near spirit lake. The winds in the vicinity of the desired landing point were too strong for a safe landing. Therefore, an alternate spot was selected below the ridge line and presumably sheltered from the… - [NTSB SEA81FA054](https://openairdocs.org/ntsb/SEA81FA054.md): Beech C24R · Snoqualmie Ps, WA · Accident · 3 fatal · Closed · Aug 29, 1981 · N6016S · Destroyed - [NTSB SEA81DYP04](https://openairdocs.org/ntsb/SEA81DYP04.md): Hughes 269B · Ephrata, WA · Accident · No injuries · Closed · Nov 23, 1980 · N9477F · Substantial damage - [NTSB SEA81DYP02](https://openairdocs.org/ntsb/SEA81DYP02.md): Piper PA-28R · Almira, WA · Accident · No injuries · Closed · Oct 12, 1980 · N4527J · Substantial damage - [NTSB SEA78FYE25](https://openairdocs.org/ntsb/SEA78FYE25.md): Piper PA-28R · Anderson Is, WA · Accident · No injuries · Closed · Jun 2, 1978 · N322HC · Substantial damage - [NTSB SEA78DYE17](https://openairdocs.org/ntsb/SEA78DYE17.md): Hughes 269B · Puyallup, WA · Accident · No injuries · Closed · Mar 30, 1978 · N9516F · Substantial damage - [NTSB SEA78DYE07](https://openairdocs.org/ntsb/SEA78DYE07.md): Hughes 269B · Graham, WA · Accident · No injuries · Closed · Feb 5, 1978 · N9442F · Substantial damage - [NTSB SEA77FYG08](https://openairdocs.org/ntsb/SEA77FYG08.md): Mooney M20F · Palouse, WA · Accident · No injuries · Closed · Nov 11, 1976 · N9379M · Substantial damage - [NTSB SEA76FYE25](https://openairdocs.org/ntsb/SEA76FYE25.md): Hughes 269B · Renton, WA · Accident · No injuries · Closed · Feb 18, 1976 · N11212 · Substantial damage Next page: https://openairdocs.org/ntsb.md?engine=41515&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 c."eventStateOrRegion" = 'WA' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41515')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?engine=41515&state=WA --- 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.