# NTSB investigations, 2011, 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 · 58 cases

## Latest cases

- [NTSB WPR12LA064](https://openairdocs.org/ntsb/WPR12LA064.md): Piper PA-22 · Friday Harbor, WA · Accident · No injuries · Limited investigation · Final report · Dec 13, 2011 · N1810P · Substantial damage
  > A total loss of engine power during initial climb for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.
- [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 WPR12LA051](https://openairdocs.org/ntsb/WPR12LA051.md): Piper PA-44-180 · Seattle, WA · Accident · Minor injuries · Limited investigation · Final report · Dec 1, 2011 · N2163N · Substantial damage
  > The flight instructor’s failure to maintain airplane control during a go-around.
- [NTSB WPR12CA037](https://openairdocs.org/ntsb/WPR12CA037.md): Cessna 180H · Snohomish, WA · Accident · No injuries · Data collection · Final report · Nov 11, 2011 · N180LV · Substantial damage
  > The pilot's decision to land in a high, gusting, variable wind.
- [NTSB WPR12CA026](https://openairdocs.org/ntsb/WPR12CA026.md): Ayres S2R-600 · Kahlotus, WA · Accident · Serious injuries · Data collection · Final report · Nov 2, 2011 · N1206S · Substantial damage
  > The pilot’s failure to maintain clearance from the ground due to his distraction with programming a global positioning system receiver.
- [NTSB WPR12FA010](https://openairdocs.org/ntsb/WPR12FA010.md): DG Flugzeugbau DG 1000S · Cle Elum, WA · Accident · 1 fatal · Field investigation · Final report · Oct 13, 2011 · N7760A · Substantial damage
  > The pilot’s failure to maintain airspeed and control after takeoff, which resulted in an aerodynamic stall.
- [NTSB WPR12CA006](https://openairdocs.org/ntsb/WPR12CA006.md): Ludwig Larry E Bushman · Diamond, WA · Accident · Minor injuries · Data collection · Final report · Oct 10, 2011 · N132LL · Substantial damage
  > The pilot's inadequate recovery from a bounced landing and subsequent failure to maintain aircraft control.
- [NTSB WPR11CA464](https://openairdocs.org/ntsb/WPR11CA464.md): Cessna 180 · Orcas Island, WA · Accident · No injuries · Data collection · Final report · Sep 24, 2011 · N9361C · Substantial damage
  > The pilot's failure to maintain directional control during landing, which resulted in a ground loop.
- [NTSB WPR11CA422](https://openairdocs.org/ntsb/WPR11CA422.md): Air Creation Clipper 582S · Enumclaw, WA · Accident · No injuries · Data collection · Final report · Sep 2, 2011 · N5099A · Substantial damage
  > The pilot’s failure to maintain directional control during landing.
- [NTSB WPR11CA419](https://openairdocs.org/ntsb/WPR11CA419.md): Cessna TU206F · Bremerton, WA · Accident · Minor injuries · Data collection · Final report · Aug 31, 2011 · N338F · Substantial damage
  > The total loss of engine power as a result of fuel exhaustion due to the pilot's inadequate in-flight planning.
- [NTSB WPR11CA408](https://openairdocs.org/ntsb/WPR11CA408.md): Cessna 140 · Kent, WA · Accident · No injuries · Data collection · Final report · Aug 27, 2011 · N2719N · Substantial damage
  > The student pilot's inadvertent application of the brakes during the landing roll, which resulted in the airplane nosing over.
- [NTSB WPR11FA407](https://openairdocs.org/ntsb/WPR11FA407.md): Cirrus Design SR22 · Fall City, WA · Accident · No injuries · Field investigation · Final report · Aug 21, 2011 · N675DH · Substantial damage
  > The pilot's inadequate approach planning and failure to achieve the proper touchdown point, which resulted in a runway overrun.
- [NTSB WPR11LA405](https://openairdocs.org/ntsb/WPR11LA405.md): Juneau Stol CH-701 · Snohomish, WA · Accident · No injuries · Limited investigation · Final report · Aug 18, 2011 · N701BZ · Substantial damage
  > The pilot's improper landing flare, which resulted in a stall and a hard landing.
- [NTSB WPR11LA391](https://openairdocs.org/ntsb/WPR11LA391.md): Luscombe 8A · Cowiche, WA · Accident · No injuries · Limited investigation · Final report · Aug 18, 2011 · N1444K · Substantial damage
  > A partial loss of engine power during maneuvering flight due to an exhaust valve failure.
- [NTSB WPR11LA384](https://openairdocs.org/ntsb/WPR11LA384.md): Grumman Acft ENG Cor-Schweizer G-164B · Oakesdale, WA · Accident · Minor injuries · Limited investigation · Final report · Aug 15, 2011 · N6628Q · Substantial damage
  > The pilot's decision to land with a high tailwind, which resulted in a nose-over.
- [NTSB WPR11LA378](https://openairdocs.org/ntsb/WPR11LA378.md): Cessna 210L · Seattle, WA · Accident · No injuries · Limited investigation · Final report · Aug 13, 2011 · N732FY · Substantial damage
  > A loss of electrical power while on final approach due to a depleted battery, which resulted in an intentional gear-up emergency landing.
- [NTSB WPR11LA377](https://openairdocs.org/ntsb/WPR11LA377.md): Robinson Helicopter R22 Beta · Deer Park, WA · Accident · No injuries · Limited investigation · Final report · Aug 8, 2011 · N8332T · Substantial damage
  > The student pilot's failure to maintain control of the helicopter and his delay in relinquishing control to the flight instructor, which resulted in the instructor’s delayed remedial actions and subsequent hard landing.
- [NTSB WPR11LA369](https://openairdocs.org/ntsb/WPR11LA369.md): Cessna 140 · Wilkeson, WA · Accident · No injuries · Limited investigation · Final report · Aug 4, 2011 · N2199N · Substantial damage
  > A partial loss of engine power during takeoff due to water contamination in the fuel system.
- [NTSB WPR11FA367](https://openairdocs.org/ntsb/WPR11FA367.md): Piper PA-24-250 · Camas, WA · Accident · 1 fatal · Field investigation · Final report · Aug 3, 2011 · N6297P · Substantial damage
  > The pilot's failure to maintain control of the airplane while maneuvering in the traffic pattern.
- [NTSB WPR11LA371](https://openairdocs.org/ntsb/WPR11LA371.md): Carpenter Kolb Twinstar III · Republic, WA · Accident · No injuries · Limited investigation · Final report · Aug 2, 2011 · N3135J · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll.
- [NTSB WPR11LA356](https://openairdocs.org/ntsb/WPR11LA356.md): Sikorsky S-55B · Brewster, WA · Accident · No injuries · Limited investigation · Final report · Jul 25, 2011 · N855TC · Substantial damage
  > The pilot did not maintain main rotor rpm while hovering in gusting wind conditions.
- [NTSB WPR11FA350](https://openairdocs.org/ntsb/WPR11FA350.md): Sikorsky S-55B · Chelan, WA · Accident · 1 fatal · Field investigation · Final report · Jul 25, 2011 · N5663 · Substantial damage
  > The pilot’s failure to maintain clearance from power lines while maneuvering at a low altitude.
- [NTSB WPR11CA345](https://openairdocs.org/ntsb/WPR11CA345.md): Stinson 108-1 · Moses Lake, WA · Accident · No injuries · Data collection · Final report · Jul 23, 2011 · N8318K · Substantial damage
  > The pilot's failure to maintain directional control during an aborted takeoff.
- [NTSB WPR11CA343](https://openairdocs.org/ntsb/WPR11CA343.md): Beech 95-B55 (T42A) · Colville, WA · Accident · No injuries · Data collection · Final report · Jul 19, 2011 · N601FD · Substantial damage
  > The pilot’s inadequate braking after touchdown, which resulted in a runway excursion.
- [NTSB WPR11LA340](https://openairdocs.org/ntsb/WPR11LA340.md): Piper PA-24-250 · Lopez, WA · Accident · No injuries · Limited investigation · Final report · Jul 17, 2011 · N5532P · Substantial damage
  > A partial loss of engine power due to a cracked engine case near the rear cylinder.
- [NTSB WPR11CA336](https://openairdocs.org/ntsb/WPR11CA336.md): Stearman C3-B · Spokane, WA · Accident · No injuries · Data collection · Final report · Jul 16, 2011 · N3440 · Substantial damage
  > The pilot's failure to maintain directional control on landing. Contributing to the accident was the touch down in a slide-slip.
- [NTSB WPR11LA325](https://openairdocs.org/ntsb/WPR11LA325.md): Hughes 269C · Wenatchee, WA · Accident · Minor injuries · Limited investigation · Final report · Jul 12, 2011 · N3623Z · Substantial damage
  > The pilot's failure to maintain control while hovering out of ground effect at low altitude, which resulted in the helicopter settling into trees.
- [NTSB WPR11CA326](https://openairdocs.org/ntsb/WPR11CA326.md): Maule M-7-235C · Tonasket, WA · Accident · Minor injuries · Data collection · Final report · Jul 11, 2011 · N6YM · Substantial damage
  > The pilot's failure to achieve the proper touchdown point, which resulted in a landing overrun.
- [NTSB WPR11FA319](https://openairdocs.org/ntsb/WPR11FA319.md): Piper PA-22-135 · Verlot, WA · Accident · 2 fatal · Field investigation · Final report · Jul 8, 2011 · N8721C · Substantial damage
  > The non-instrument rated pilot’s decision to continue visual flight into clouds and his failure to maintain clearance from terrain while maneuvering in an area of reduced visibility, low clouds, and mountain obscuration.
- [NTSB WPR11LA306](https://openairdocs.org/ntsb/WPR11LA306.md): Grumman American Avn. AA-5 · Yacoit, WA · Accident · Serious injuries · Limited investigation · Final report · Jul 5, 2011 · N1334R · Substantial damage
  > The pilot’s failure to maintain clearance from terrain.
- [NTSB WPR11CA309](https://openairdocs.org/ntsb/WPR11CA309.md): Cessna 182A · Vancouver, WA · Accident · Minor injuries · Data collection · Final report · Jul 5, 2011 · N5175D · Substantial damage
  > The pilot's failure to properly engage the banner tow rope with the airplane's tail hook.
- [NTSB WPR11CA308](https://openairdocs.org/ntsb/WPR11CA308.md): Piper PA-18 · Enumclaw, WA · Accident · Minor injuries · Data collection · Final report · Jul 2, 2011 · N23TT · Destroyed
  > The pilot's failure to maintain an adequate airspeed during an encounter with a mountain wave and downdraft landing.
- [NTSB WPR11LA291](https://openairdocs.org/ntsb/WPR11LA291.md): Richard Challenger II · Moses Lake, WA · Accident · Serious injuries · Limited investigation · Final report · Jun 27, 2011 · N9103L · Substantial damage
  > A loss of engine power during the initial climb for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR11CA294](https://openairdocs.org/ntsb/WPR11CA294.md): Cessna 172N · Olympia, WA · Accident · No injuries · Data collection · Final report · Jun 26, 2011 · N5366J · Substantial damage
  > The pilot's failure to maintain clearance from obstacles.
- [NTSB WPR11CA261](https://openairdocs.org/ntsb/WPR11CA261.md): Grumman Acft ENG Cor-Schweizer G-164B · Pullman, WA · Accident · Minor injuries · Data collection · Final report · Jun 15, 2011 · N8376K · Substantial damage
  > The pilot's failure to maintain clearance from power lines while maneuvering.
- [NTSB WPR11CA252](https://openairdocs.org/ntsb/WPR11CA252.md): Air Tractor AT-502B · Odessa, WA · Accident · No injuries · Data collection · Final report · Jun 7, 2011 · N6072X · 2 aircraft · Minor damage
  > The pilot's failure to maintain clearance from the other aircraft.
- [NTSB WPR11CA247](https://openairdocs.org/ntsb/WPR11CA247.md): Sieber Paul P Nieuport 11 · Bellingham, WA · Accident · No injuries · Data collection · Final report · Jun 4, 2011 · N118PS · Substantial damage
  > The pilot's failure to maintain directional control during landing rollout.
- [NTSB WPR11CA235](https://openairdocs.org/ntsb/WPR11CA235.md): Piper PA-22-160 · Yakima, WA · Accident · No injuries · Data collection · Final report · May 25, 2011 · N8712D · Substantial damage
  > The pilot’s failure to maintain directional control upon landing.
- [NTSB WPR11LA234](https://openairdocs.org/ntsb/WPR11LA234.md): Hoskins Zenith · Puyallup, WA · Accident · Minor injuries · Limited investigation · Final report · May 24, 2011 · N34NH · Substantial damage
  > The pilot’s failure to maintain adequate airspeed during landing, which resulted in an aerodynamic stall. Contributing to the accident was the pilot’s lack of experience in the accident airplane.
- [NTSB WPR11CA229](https://openairdocs.org/ntsb/WPR11CA229.md): Rockwell International S-2R · Kahlotus, WA · Accident · No injuries · Data collection · Final report · May 18, 2011 · N4996X · Substantial damage
  > The pilot's failure to maintain directional control during takeoff.
- [NTSB WPR11LA223](https://openairdocs.org/ntsb/WPR11LA223.md): Czech Aircraft Works Spol Sro Sportcruiser · Arlington, WA · Accident · 1 fatal · Limited investigation · Final report · May 14, 2011 · N282SC · Substantial damage
  > The pilot’s failure to maintain control during the takeoff climb, which resulted in a stall at low altitude and collision with terrain. Contributing to the accident was the pilot’s impaired performance from over-the-counter medications.
- [NTSB WPR11LA210](https://openairdocs.org/ntsb/WPR11LA210.md): Cessna 150H · College Place, WA · Accident · No injuries · Limited investigation · Final report · Apr 24, 2011 · N23295 · Substantial damage
  > The pilot’s delayed use of carburetor heat while operating the airplane in atmospheric conditions conducive to carburetor icing, which resulted in a total loss of engine power due to carburetor icing during final approach.
- [NTSB WPR11LA209](https://openairdocs.org/ntsb/WPR11LA209.md): Cessna 182B · Colville, WA · Accident · No injuries · Limited investigation · Final report · Apr 23, 2011 · N8435T · Substantial damage
  > The partial loss of engine power during takeoff for reasons that could not be determined because postaccident examination revealed no mechanical malfunctions or failures that would have precluded normal operation.
- [NTSB WPR11CA196](https://openairdocs.org/ntsb/WPR11CA196.md): Cessna T188C · Palouse, WA · Accident · No injuries · Data collection · Final report · Apr 13, 2011 · N4562J · Substantial damage
  > The pilot's inadequate evaluation of the wind conditions at takeoff and failure to maintain an adequate airspeed, which resulted in a stall and collision with terrain during the initial climb.
- [NTSB WPR11CA194](https://openairdocs.org/ntsb/WPR11CA194.md): Cessna 172R · Othello, WA · Accident · No injuries · Data collection · Final report · Apr 8, 2011 · N423ES · Substantial damage
  > The pilot's failure to maintain directional during the landing roll.
- [NTSB WPR11CA191](https://openairdocs.org/ntsb/WPR11CA191.md): Cessna 172N · Snohomish, WA · Accident · No injuries · Data collection · Final report · Apr 6, 2011 · N492SF · Substantial damage
  > The pilot's failure to maintain clearance from a hangar while taxiing.
- [NTSB WPR11LA181](https://openairdocs.org/ntsb/WPR11LA181.md): Cessna A188 · Palouse, WA · Accident · Serious injuries · Limited investigation · Final report · Apr 1, 2011 · N5851G · Substantial damage
  > The pilot did not maintain adequate clearance from obstacles during a low-level aerial application maneuver.
- [NTSB WPR11CA177](https://openairdocs.org/ntsb/WPR11CA177.md): Cessna 172 · Republic, WA · Accident · No injuries · Data collection · Final report · Mar 31, 2011 · N7302A · Substantial damage
  > The pilot’s failure to maintain directional control during the landing roll.
- [NTSB WPR11LA172](https://openairdocs.org/ntsb/WPR11LA172.md): Beech G35 · Whidbey Island, WA · Accident · No injuries · Limited investigation · Final report · Mar 19, 2011 · N4211D · Substantial damage
  > The pilot's failure to prioritize flying over navigation due to his diverted attention, which allowed the airplane to near a restricted area, which, in turn, led the pilot to enter a rapid avoidance maneuver and subsequently lose airplane control.…
- [NTSB WPR11LA168](https://openairdocs.org/ntsb/WPR11LA168.md): Cessna TU206G · Puyallup, WA · Accident · Minor injuries · Limited investigation · Final report · Mar 19, 2011 · N6169Z · Substantial damage
  > The pilots’ activation of the fuel boost pump while preparing to land, which was contrary to checklist procedures and resulted in a loss of engine power.

Next page: https://openairdocs.org/ntsb.md?year=2011&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") = 2011
  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=2011

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