NTSB investigations, WA

37 cases where the phase of flight was Unknown.

Cases per year

19642026
NTSB investigations, WA per year, 1964–2026: 37 cases
19642
19682
19721
19791
19821
19831
19852
19871
19881
19893
19901
19922
19931
19951
19981
19991
20003
20014
20021
20031
20041
20051
20091
20121
20191
20201

Latest cases

Query with SQL
duckdb -csv -c "WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
    crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
    current_codes AS (
      SELECT e.case_mkey, TRY_CAST(e.\"tier1Number\" AS INTEGER) AS code,
        row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e.\"isDefiningEvent\", false) DESC, e.position) AS n
      FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
      WHERE e.aircrafts_position = 1 AND e.\"tier1Number\" GLOB '[1-9][0-9]*'
        AND (e.\"isDefiningEvent\" OR e.case_mkey IN (SELECT \"mKey\" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE \"isPre1982\"))
    ),
    phases AS (
      SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
      FROM current_codes WHERE n = 1
      UNION ALL
      SELECT o.case_mkey, 'older', o.\"phaseOfFlightCode\", w.main
      FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o.\"phaseOfFlightCode\"
      WHERE o.aircrafts_position = 1 AND o.\"occurrenceNumber\" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
    ),
    case_phases AS (
      SELECT p.*, c.\"eventDate\", c.\"highestInjuryLevel\" = 'Fatal' AS fatal, a.aircraft_model_code
      FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = p.case_mkey
      LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
      WHERE c.\"eventDate\" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
    )
  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 case_mkey FROM case_phases WHERE main = 990)
  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.

NTSB WPR20LA279Accident · FatalClass 4 · LimitedFinal reportCessna 150 · Quillayute, WAThe airplane’s descent into trees and subsequent impact with terrain for undetermined reasons.Aug 19, 2020 · N11513 · Substantial damageNTSB WPR20LA014Accident · Serious injuriesClass 3 · LimitedFinal reportVans RV 6 · Spanaway, WAA total loss of engine power during the initial climb for reasons that could not be determined.Oct 23, 2019 · N615RJ · Substantial damageNTSB WPR12FAMS1Accident · 1 fatalMissing aircraftFinal reportJeffko Glasair · Tonasket, WAThe cause of the accident is undetermined as the airplane has not been located and remains missing.Jul 23, 2012 · N743CA · Substantial damageNTSB WPR09CA474Accident · No injuriesData collectionFinal reportCessna T182T · Granite Falls, WALanding in rugged terrain for undetermined reasons.Sep 29, 2009 · N2183P · Substantial damageNTSB SEA05IA115Incident · No injuriesIncident investigationFinal reportPiper PA-46-350P · Tacoma, WAThe initiation and propagation of a fatigue crack, over 5,273 hours of cyclic in-flight usage, through approximately 80 percent of the aircraft's right wing spar lower cap.Jun 2, 2005 · N27PG · Minor damageNTSB SEA04LA162Accident · No injuriesLimited investigationFinal reportUniversal Moulded Pdts. Monocoach · Pullman, WAThe failure of a landing gear oleo retaining nut safety clip (snap ring) at an unknown point in time, leading to the partial separation of the landing gear strut while in flight, and the full collapse of the strut during the subsequent landing. Factors…Aug 17, 2004 · N11872 · Substantial damageNTSB SEA03FA148Accident · 1 fatalField investigationFinal reportRobinson R22 Beta · Tulalip, WAA loss of control for unknown reasons.Jul 22, 2003 · N7190K · DestroyedNTSB SEA02LA098Accident · 1 fatalLimited investigationFinal reportUnknown Quicksilver MX II · Cook, WAFailure to maintain aircraft control. High winds were a factor.Jun 9, 2002 · UNREG · Substantial damageNTSB SEA01LA141Accident · No injuriesLimited investigationFinal reportTaylor Smith Mini DSA-1 · Sultan, WAThe separation/loss of the bolt and castle nut which connected the elevator bellcrank to the control stick pushrod resulting in a disconnect between the cockpit and the control surface and ultimately, the pilot's total loss of pitch control.Jul 22, 2001 · N53BT · Substantial damageNTSB SEA01LA102Accident · 1 fatalLimited investigationFinal reportPiper PA-18-105 Special · Wilbur, WAA collision with terrain for undetermined reasons.May 22, 2001 · N7155K · Substantial damageNTSB SEA01FA070Accident · 2 fatalField investigationFinal reportCessna 182P · Fairfield, WAThe pilot's failure to maintain altitude and/or clearance over trees, resulting in a collision with trees, separation of a wing and uncontrolled collision with terrain. Factors included the pilot's inadequate preflight planning and preparation, dark night…Apr 11, 2001 · N21565 · Substantial damageNTSB SEA01LA042Accident · No injuriesLimited investigationFinal reportCessna 182R · Renton, WAThe worn condition of the hydraulic pump gears which resulted in a continuous running pump, subsequent pump motor overheat and eventually the tripping of the pump motor circuit breaker. An additional cause was the pilot's failure to verify that the landing…Jan 28, 2001 · N7568T · Substantial damageNTSB SEA01LA008Accident · 1 fatalLimited investigationFinal reportWildman Adventurer · Yelm, WAA main rotor blade strike (impact) with both a pusher propeller blade and the rudder during an unknown phase of operation resulting in a loss of control and uncontrolled descent to terrain.Oct 23, 2000 · N567AW · DestroyedNTSB SEA00LA177Accident · No injuriesLimited investigationFinal reportCessna 172P · Auburn, WADamage to aircraft under unknown circumstances.Sep 3, 2000 · N531PC · Substantial damageNTSB SEA00LA116Accident · Serious injuriesLimited investigationFinal reportDavis/Crouch Avid MK IV · Concrete, WAFracture of the engine's #1 connecting rod, resulting in a total loss of engine power. Factors were an engine overheat condition experienced at an undetermined time, and no suitable terrain for a forced landing.Jun 27, 2000 · N518DC · Substantial damageNTSB SEA99LA149Accident · 1 fatalLimited investigationFinal reportBell 47G-2 · Benton City, WAA loss of power for undetermined reasons and the failure of the pilot to maintain adequate rotor RPM following the power loss. Contributing factors were the pilot's lack of certification and total experience.Aug 26, 1999 · N11VH · DestroyedNTSB ANC99LA005Accident · 1 fatalLimited investigationFinal reportBeech G-35 · Neah Bay, WAUndetermined. Missing Aircraft.Oct 4, 1998 · N4479D · DestroyedNTSB SEA95FAMS1Accident · 3 fatalMissing aircraftFinal reportPiper PA-28-140 · Missing, WAUndetermined until the Missing aircraft is located.Sep 4, 1995 · N571PA · DestroyedNTSB SEA93FAMS1Accident · 2 fatalMissing aircraftFinal reportCessna 182L · Missing, WAUndetermined.Aug 17, 1993 · N3106R · DestroyedNTSB SEA93LA019Accident · No injuriesLimited investigationFinal reportBeech A35 · Vancouver, WADesign stress limits of the aircraft were exceeded.Oct 27, 1992 · N8501A · Substantial damageNTSB SEA92FA114Accident · 1 fatalField investigationFinal reportCessna 172B · Eatonville, WAUndetermined.May 22, 1992 · N7579X · DestroyedNTSB SEA90FA036Accident · 2 fatalField investigationFinal reportPiper PA-18 · Longmire, WAUndetermined.Jan 20, 1990 · N7216K · DestroyedNTSB 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.Jul 18, 1989 · N38AM · Substantial damageNTSB SEA89FA099Accident · 2 fatalField investigationFinal reportCushing 4 · Mansfield, WAFailure of the left wing main spar due to overload for undetermined reasons.Jun 4, 1989 · N5321U · DestroyedNTSB SEA89FA186Accident · 1 fatalField investigationFinal reportAmerican AA-1A · Enumclaw, WAAttempted flight into known adverse weather conditions. Factors include clouds, downdrafts, high winds.Apr 7, 1989 · N9473L · DestroyedNTSB SEA88LA188Accident · 2 fatalLimited investigationFinal reportSvensson Bushby Mustang II · Everett, WAJust prior to the acdnt, witnesses saw the acft in a steep, high speed descent. Impact occurred in soft, marshy terrain & much of the wreckage was buried. No mechanical reason was found for a loss of control; however, the acft was extensively damaged drg…Sep 24, 1988 · N7SV · DestroyedNTSB SEA87FA062Accident · 2 fatalField investigationFinal reportCessna 150 · Ellensburg, WAThe two commercially certificated instrument rated flight instructors departed Ellensburg at approximately 1120 PST on a local flight. Both pilots had appointments at 1300 hours PST. VFR conditions prevailed in lower terrain near Ellensburg, however, a…Jan 8, 1987 · N704HM · DestroyedNTSB SEA85FA156Accident · 1 fatalField investigationFinal reportKibler-Bede BD-5B · Oak Harbor, WAPrior to the acdnt, witnesses aprx 9 mi sw of the crash site saw an acft (matching the description of N5KB) flying at about 100 to 200 ft over the water on a NE heading. It then pulled up in a steep climbing turn toward the shoreline. No known witnesses saw…Jun 29, 1985 · N5KB · DestroyedNTSB SEA85FA086Accident · 1 fatalField investigationFinal reportPiper PA-18-150 · Sunnyside, WAThe acft crashed after colliding with electrical power lines near an open field. Initial impact with the power lines occurred where the wires were routed over a draw between 2 ridges. The acft came to rest inverted between the power lines & the open field.…Apr 7, 1985 · N4379Z · DestroyedNTSB SEA83AA176Accident · 5 fatalFinal reportFairchild Hiller FH-1100 · Toutle, WAThe helicopter took off on a sight-seeing, passenger flt in the mount st helens area. When the flt became overdue, a search was initiated. Later, the helicopter was found where it crashed & burned in a heavily wooded area on relatively level terrain, near the…Aug 13, 1983 · N29917 · DestroyedNTSB SEA83FA033Accident · 2 fatalField investigationFinal reportBell 214B · Near Randle, WAThe acft departed a private heliport & impacted a mountain at the 3,400 ft level. The wreckage was located about one mile east from the heliport. The impact site was hidden behind a ridge & is not visible from the heliport or the access road to the heliport.…Dec 18, 1982 · N244PH · DestroyedNTSB SEA79FA034Accident · 2 fatalClosedCessna 172 · Camas, WAFeb 9, 1979 · N12752 · DestroyedNTSB SEA72AS026Accident · 3 fatalClosedPiper PA-28R · Paradise, WAJan 13, 1972 · N3025R · DestroyedNTSB SEA69D0005Accident · No injuriesClosedCessna 195A · Omak, WAJun 7, 1968 · N1560D · Substantial damageNTSB SEA68F0254Accident · No injuriesClosedStinson 108-3 · Yakima, WAMar 13, 1968 · N6116M · Substantial damageNTSB UNK64X3204Accident · 1 fatalClosedMooney M20 · La Touche, WAAug 3, 1964 · N5294B · DestroyedNTSB UNK64X0377Accident · 1 fatalClosedPiper J3C-65 · Puget Sound, WAJan 26, 1964 · N98319 · Destroyed