# NTSB investigations, 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 36 of 97 · 4,814 cases

## Cases, newest first

- [NTSB SEA93LA110](https://openairdocs.org/ntsb/SEA93LA110.md): Cessna 210 · Palouse, WA · Accident · No injuries · Limited investigation · Final report · May 16, 1993 · N9421T · Destroyed
  > The pilot in command not maintaining directional control. A factor contributing to the accident was the control interference by the passenger.
- [NTSB SEA93LA108](https://openairdocs.org/ntsb/SEA93LA108.md): Grove GR-2 · Buckley, WA · Accident · No injuries · Limited investigation · Final report · May 16, 1993 · N84GR · Destroyed
  > The pilot's premature liftoff. The pilot's failure to maintain directional control and the high vegetation beside the runway were factors.
- [NTSB SEA93LA105](https://openairdocs.org/ntsb/SEA93LA105.md): Kaman HH-43F · Anatone, WA · Accident · 1 fatal · Limited investigation · Final report · May 12, 1993 · N846D · Destroyed
  > Fatigue failure of the rotor transmission drive system, resulting from the improper certification/approval of the aircraft modification by the federal aviation administration.
- [NTSB SEA93LA103](https://openairdocs.org/ntsb/SEA93LA103.md): Cessna 172M · Kapowsin, WA · Accident · No injuries · Limited investigation · Final report · May 8, 1993 · N9534H · Substantial damage
  > An undetermined loss of engine power.
- [NTSB SEA93FA102](https://openairdocs.org/ntsb/SEA93FA102.md): Cessna 172C · Darrington, WA · Accident · 1 fatal · Field investigation · Final report · Apr 25, 1993 · N1406Y · Destroyed
  > Fuel exhaustion and the pilot in command's inadequate refueling of the aircraft.
- [NTSB SEA93LA097](https://openairdocs.org/ntsb/SEA93LA097.md): Cessna 182N · Anacortes, WA · Accident · No injuries · Limited investigation · Final report · Apr 16, 1993 · N71131 · Substantial damage
  > The loss of control by the PIC when he selected the wrong runway, failed to attain the proper touchdown point, inadvertently stalled the acft attempting to abort the landing, and failed to maintain directional control after the aircraft mushed back onto the…
- [NTSB SEA93FA094](https://openairdocs.org/ntsb/SEA93FA094.md): Grumman A6E · Steptoe, WA · Accident · Serious injuries · Field investigation · Final report · Apr 14, 1993 · USN · 2 aircraft · Destroyed
  > The inherent limitations of the see-and-avoid concept of separation of aircraft operating under visual flight rules that precluded the crew of the A6E and the pilot of the agcat from recognizing a collision hazard and taking actions to avoid a midair…
- [NTSB SEA93LA095](https://openairdocs.org/ntsb/SEA93LA095.md): Rolladen-Schneider LS4A · Wenatchee, WA · Accident · No injuries · Limited investigation · Final report · Apr 10, 1993 · N7DZ · Substantial damage
  > Misjudged weather evaluation. Factors include high winds encountered on approach.
- [NTSB SEA93LA092](https://openairdocs.org/ntsb/SEA93LA092.md): Taylorcraft BL-65 · Spokane, WA · Accident · Minor injuries · Limited investigation · Final report · Apr 10, 1993 · N29553 · Substantial damage
  > Failure of the number 4 cylinder exhaust valve seat and the inadvertent stalling of the aircraft by the pilot in command. Factors contributing to the accident were buildings and power lines.
- [NTSB SEA93LA087](https://openairdocs.org/ntsb/SEA93LA087.md): Cessna T210M · Scappose, WA · Accident · No injuries · Limited investigation · Final report · Apr 6, 1993 · N16CE · Substantial damage
  > Clearance from objects was not maintained. The pilot's poor inflight planning and the weather conditions were factors.
- [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 SEA93LA086](https://openairdocs.org/ntsb/SEA93LA086.md): Boeing D75N1 · Davenport, WA · Accident · No injuries · Limited investigation · Final report · Apr 1, 1993 · N56426 · Substantial damage
  > Unsuitable terrain was selected for landing. A factor to the accident was: soft terrain.
- [NTSB SEA93LA085](https://openairdocs.org/ntsb/SEA93LA085.md): Schweizer G-164A · Walla Walla, WA · Accident · Minor injuries · Limited investigation · Final report · Mar 30, 1993 · N8734H · Destroyed
  > A loss of engine power for undetermined reasons. The lack of a suitable landing area was a factor.
- [NTSB SEA93LA081](https://openairdocs.org/ntsb/SEA93LA081.md): Cessna U206F · Friday Harbor, WA · Accident · No injuries · Limited investigation · Final report · Mar 22, 1993 · N8768Q · Substantial damage
  > The improper use of flight controls by the pilot in command. Factors relating to the accident were the strong, tailwind weather conditions.
- [NTSB SEA93LA079](https://openairdocs.org/ntsb/SEA93LA079.md): Cessna 177 · Buena, WA · Accident · No injuries · Limited investigation · Final report · Mar 18, 1993 · N2899X · Destroyed
  > The pilot in command's failure to maintain directional control. Factors contributing to the accident were crosswinds and the fence.
- [NTSB SEA93LA078](https://openairdocs.org/ntsb/SEA93LA078.md): Schweizer G-164B-600 · Quincy, WA · Accident · No injuries · Limited investigation · Final report · Mar 18, 1993 · N7503L · Substantial damage
  > Unsuitable terrain encountered during a forced landing after an engine cylinder assembly had separated. Factors include a snowbank.
- [NTSB SEA93LA067](https://openairdocs.org/ntsb/SEA93LA067.md): Beech C-99 · Seattle, WA · Accident · No injuries · Limited investigation · Final report · Feb 25, 1993 · N63978 · Substantial damage
  > The improper starting procedure by the pilot of the Aeronca. A factor contributing to the accident was inadequate communications by the pilot of the Aeronca.
- [NTSB SEA93LA066](https://openairdocs.org/ntsb/SEA93LA066.md): Cessna 120 · Battleground, WA · Accident · Serious injuries · Limited investigation · Final report · Feb 16, 1993 · N2100V · Destroyed
  > The pilot in command's allowing the aircraft to enter a stall/spin condition. Factors contributing to the accident were a tailwind, power lines and trees.
- [NTSB SEA93LA059](https://openairdocs.org/ntsb/SEA93LA059.md): Cessna A185F · Inglewood, WA · Accident · No injuries · Limited investigation · Final report · Jan 30, 1993 · N5391R · Substantial damage
  > Fuel exhaustion, the pilot in command's inadequate preflight, and his failure to flare on landing. A factor contributing to the accident was fog.
- [NTSB SEA93FA046](https://openairdocs.org/ntsb/SEA93FA046.md): Aero Commander 680FL · Lester, WA · Accident · 1 fatal · Field investigation · Final report · Dec 26, 1992 · N111MN · Destroyed
  > Undetermined.
- [NTSB SEA93FA039](https://openairdocs.org/ntsb/SEA93FA039.md): Beech A36 · Aberdeen, WA · Accident · 2 fatal · Field investigation · Final report · Dec 14, 1992 · N7285R · Destroyed
  > The pilot's failure to maintain proper altitude, and an inadequate visual lookout. Factors include weather below approach minimums, fog, drizzle, and a dark night.
- [NTSB SEA93FA032](https://openairdocs.org/ntsb/SEA93FA032.md): Cessna 152 · Marysville, WA · Accident · 1 fatal · Field investigation · Final report · Dec 6, 1992 · N69260 · Destroyed
  > The design stress limits of the airframe were exceeded by the student pilot.
- [NTSB SEA93FA026](https://openairdocs.org/ntsb/SEA93FA026.md): Beech A60 · Snoqualmie Pass, WA · Accident · 6 fatal · Field investigation · Final report · Nov 21, 1992 · N100EK · Destroyed
  > Failure of the pilot to maintain control of the aircraft, his failure to prevent the aircraft from exceeding the never exceed speed (vne), and subsequent exceeding of the design stress limits of the aircraft. Factors related to the accident were: weather…
- [NTSB SEA93LA024](https://openairdocs.org/ntsb/SEA93LA024.md): Cessna 172M · Vancouver, WA · Accident · Minor injuries · Limited investigation · Final report · Nov 17, 1992 · N4324R · Substantial damage
  > The pilot's inability to see birds due to darkness.
- [NTSB SEA93LA022](https://openairdocs.org/ntsb/SEA93LA022.md): Cessna 210N · Spokane, WA · Accident · No injuries · Limited investigation · Final report · Nov 11, 1992 · N6562Y · Substantial damage
  > The pilot's premature retraction of the gear. Factors include a wet and icy runway.
- [NTSB SEA93LA021](https://openairdocs.org/ntsb/SEA93LA021.md): Cessna 172M · Olympia, WA · Accident · No injuries · Limited investigation · Final report · Nov 11, 1992 · N13400 · Substantial damage
  > The pilot's poor inflight decision, and excessive airspeed on final. Factors include a wet turf runway, and trees adjacent to the runway.
- [NTSB SEA93LA012](https://openairdocs.org/ntsb/SEA93LA012.md): Cessna 172P · Lind, WA · Accident · No injuries · Limited investigation · Final report · Oct 29, 1992 · N62731 · Substantial damage
  > The aircraft encountered rough terrain during the landing roll after the pilot elected to perform a precautionary landing in an open field, due to deteriorating weather.
- [NTSB SEA93LA019](https://openairdocs.org/ntsb/SEA93LA019.md): Beech A35 · Vancouver, WA · Accident · No injuries · Limited investigation · Final report · Oct 27, 1992 · N8501A · Substantial damage
  > Design stress limits of the aircraft were exceeded.
- [NTSB SEA93LA007](https://openairdocs.org/ntsb/SEA93LA007.md): Piper PA-38-112 · Spokane, WA · Accident · No injuries · Limited investigation · Final report · Oct 11, 1992 · N24563 · Substantial damage
  > Inadequate preflight planning/preparation. Factors to the accident were: fuel exhaustion and inadequate fuel consumption calculations.
- [NTSB SEA93FA002](https://openairdocs.org/ntsb/SEA93FA002.md): Beech N35 · Burlington, WA · Accident · 4 fatal · Field investigation · Final report · Oct 2, 1992 · N885R · Destroyed
  > The failure of screws on the propeller hub during takeoff, the improper inflight decision by the pilot to return for landing, and the steep, excessive bank angle which resulted in a stall/spin and loss of control.
- [NTSB SEA92LA216](https://openairdocs.org/ntsb/SEA92LA216.md): Cessna 182L · Vancouver, WA · Accident · No injuries · Limited investigation · Final report · Sep 26, 1992 · N42324 · Substantial damage
  > The partial loss of engine power from failure of the no 5 piston, and the soft terrain at the forced ldg site, resulting in collapse of the nose landing gear.
- [NTSB SEA92LA212](https://openairdocs.org/ntsb/SEA92LA212.md): Beech E35 · Anacortes, WA · Accident · No injuries · Limited investigation · Final report · Sep 22, 1992 · N7337B · Substantial damage
  > The pilot in command's failure to maintain directional control. A factor contributing to the accident was: the pilot in command's not extending the flaps for landing.
- [NTSB SEA92LA211](https://openairdocs.org/ntsb/SEA92LA211.md): Beech A36 · Blakely Island, WA · Accident · Minor injuries · Limited investigation · Final report · Sep 21, 1992 · N144PT · Substantial damage
  > The removal of the control gust lock was not performed. Factors to the accident were: inadequate preflight, the checklist was not used, and the control gust lock marking flag was gone due to previous damage.
- [NTSB SEA92LA209](https://openairdocs.org/ntsb/SEA92LA209.md): Anderson Vans RV-6 · Puyallup, WA · Accident · 2 fatal · Limited investigation · Final report · Sep 21, 1992 · CFSJA · Destroyed
  > The failure of the pilot to configure the acft for landing (lowering of flaps) and maintain airspeed above stall during final approach for landing.
- [NTSB SEA92LA206](https://openairdocs.org/ntsb/SEA92LA206.md): Cessna 172P · Leavenworth, WA · Accident · Minor injuries · Limited investigation · Final report · Sep 18, 1992 · N62036 · Destroyed
  > The premature lift off by the pilot. Factors relating to the accident were the soft, rough turf airstrip and the high obstructions at the end of the runway.
- [NTSB SEA92LA205](https://openairdocs.org/ntsb/SEA92LA205.md): Cessna 182P · Lopez, WA · Accident · Minor injuries · Limited investigation · Final report · Sep 16, 1992 · N21538 · Substantial damage
  > The pilot's faiure to obtain proper assistance and to properly set the throttle.
- [NTSB SEA92LA204](https://openairdocs.org/ntsb/SEA92LA204.md): Cessna 150H · Packwood, WA · Accident · Minor injuries · Limited investigation · Final report · Sep 16, 1992 · N6419S · Destroyed
  > The improper in-flt planning and decision by the student pilot and his failure to maintain terrain clearance. Factors relating to the accident were the box canyon and the rising mountainous terrain.
- [NTSB SEA92FA197](https://openairdocs.org/ntsb/SEA92FA197.md): Cessna 170A · Lopez, WA · Accident · 4 fatal · Field investigation · Final report · Sep 13, 1992 · N9577A · Destroyed
  > The pilot's inadvertent stall/spin. Factors include gusty, unfavorable, high velocity winds, and turbulence.
- [NTSB SEA92LA201](https://openairdocs.org/ntsb/SEA92LA201.md): Cessna 140 · Vancouver, WA · Accident · No injuries · Limited investigation · Final report · Sep 11, 1992 · N1482T · Substantial damage
  > Inadequate remedial action of the pilot in command (CFI). Factors include airspeed not being maintained by the student pilot, and rough/uneven terrain.
- [NTSB SEA92FA195](https://openairdocs.org/ntsb/SEA92FA195.md): Snodgrass Starduster TOO · Lacey, WA · Accident · 3 fatal · Field investigation · Final report · Sep 7, 1992 · N4316 · 2 aircraft · Destroyed
  > The failure of both pilots to see and avoid each other.
- [NTSB SEA92LA193](https://openairdocs.org/ntsb/SEA92LA193.md): Cessna 172N · Snohomish, WA · Accident · No injuries · Limited investigation · Final report · Aug 31, 1992 · N737TK · 2 aircraft · Destroyed
  > Inadequate visual lookout by the other pilot.
- [NTSB SEA92LA199](https://openairdocs.org/ntsb/SEA92LA199.md): Consolidated Aeronautics Lake LA-4-200 · Bucoda, WA · Accident · No injuries · Limited investigation · Final report · Aug 29, 1992 · N8011Y · Substantial damage
  > The failure of the pilot to maintain proper alignment while landing on water, resulting in a swerve during deceleration.
- [NTSB SEA92LA191](https://openairdocs.org/ntsb/SEA92LA191.md): Helio H-391B · Edmonds, WA · Accident · No injuries · Limited investigation · Final report · Aug 26, 1992 · N4431U · Destroyed
  > The partial loss of engine power when an exhaust valve seized in the open position and the water where the pilot was forced to land, which resulted in an acft nose over on touchdown.
- [NTSB SEA92LA190](https://openairdocs.org/ntsb/SEA92LA190.md): WSK PZL Mielec M-18A Dromader · Mattawa, WA · Accident · Serious injuries · Limited investigation · Final report · Aug 25, 1992 · N2252Z · Substantial damage
  > The inadvertent locking of the acft brakes while landing by the PIC, resulting in an acft nose over on the gravel strip.
- [NTSB SEA92LA189](https://openairdocs.org/ntsb/SEA92LA189.md): Hiller UH-12C · Concrete, WA · Accident · Minor injuries · Limited investigation · Final report · Aug 24, 1992 · N37667 · Substantial damage
  > The loss of engine power due to fuel exhaustion, resulting from the IMPR0PER in-flight planning by the pilot in command and his failure to select a proper touchdown point for an emergency forced landing. A factor relating to the accident was the uneven…
- [NTSB SEA92LA188](https://openairdocs.org/ntsb/SEA92LA188.md): Luscombe 8A · Snoqualmie, WA · Accident · Serious injuries · Limited investigation · Final report · Aug 24, 1992 · N71183 · Destroyed
  > The pilot's not maintaining control of the aircraft because of incapacitation resulting from both hypoglycemia/diet and loss of consciousness.
- [NTSB SEA92LA184](https://openairdocs.org/ntsb/SEA92LA184.md): WSK PZL Mielec PZL-M-18 · Mattawa, WA · Accident · No injuries · Limited investigation · Final report · Aug 20, 1992 · N28951 · Destroyed
  > Loss of engine power due to fuel contamination as a result of inadequate maintenance by the operator. A factor contributing to the accident was soft terrain.
- [NTSB SEA92LA187](https://openairdocs.org/ntsb/SEA92LA187.md): Cessna 182F · Alderwood Manor, WA · Accident · No injuries · Limited investigation · Final report · Aug 17, 1992 · N3551Y · Substantial damage
  > The pilot selected the wrong runway for wind conditions.
- [NTSB SEA92LA183](https://openairdocs.org/ntsb/SEA92LA183.md): John S. Holzemer Rotorway Exec · Kirkland, WA · Accident · No injuries · Limited investigation · Final report · Aug 14, 1992 · N7014N · Substantial damage
  > Cyclic control movement was restricted. A factor to the accident was: directional control was not possible.
- [NTSB SEA92LA172](https://openairdocs.org/ntsb/SEA92LA172.md): Schweizer SGU 2-22CK · Ephrata, WA · Accident · Minor injuries · Limited investigation · Final report · Jul 31, 1992 · N3907A · Substantial damage
  > The pilot misjudged the landing flare. Factors include a lack of total pilot expereince.

Next page: https://openairdocs.org/ntsb.md?state=WA&page=37

## 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'
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?page=36&state=WA

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