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NTSB investigations: Pratt & Whitney R-985 series, WA

43 cases on aircraft whose registry engine model is Pratt & Whitney R-985 series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19642026

NTSB investigations: Pratt & Whitney R-985 series, WA per year, 1964–2026: 43 cases
1964	1
1965	3
1966	2
1967	3
1968	1
1971	1
1975	1
1976	1
1977	2
1978	1
1979	1
1981	2
1982	1
1983	2
1985	1
1987	1
1991	1
1994	2
1996	1
1998	1
1999	2
2000	2
2003	1
2004	1
2005	1
2008	3
2009	1
2011	1
2015	1
2021	1

Where

Latest cases

Query with 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 ('52008')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

duckdb -csv -c "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 ('52008'))
  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.

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 ('52008'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB WPR21FA170Accident · 1 fatalClass 3 · FieldFinal reportConsolidated Vultee BT-13A · Camas, WAThe pilot’s exceedance of the airplane’s critical angle of attack during an aborted landing, resulting in an aerodynamic stall and impact with terrain.Apr 21, 2021 · N53331 · Substantial damage NTSB GAA15CA120Accident · No injuriesData collectionFinal reportBeech RC 45J · Everett, WAThe pilot's failure to maintain directional control, which resulted in a runway excursion, and a collision with a sign.Jun 11, 2015 · N585PB · Substantial damage NTSB WPR11LA384Accident · Minor injuriesLimited investigationFinal reportGrumman Acft ENG Cor-Schweizer G-164B · Oakesdale, WAThe pilot's decision to land with a high tailwind, which resulted in a nose-over.Aug 15, 2011 · N6628Q · Substantial damage NTSB WPR09LA227Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Colfax, WAA total loss of engine power due to excessive wear in several carburetor components that led to a malfunction of the carburetor.May 4, 2009 · N6628Q · Substantial damage NTSB SEA08CA171Accident · No injuriesData collectionFinal reportde Havilland Beaver DHC-2 MK.1 · Kenmore, WAThe pilot's failure to maintain aircraft control while water taxiing. Contributing to the accident were the pilot's failure to compensate for the wind condition and a tailwind.Aug 4, 2008 · N53BV · Substantial damage NTSB SEA08CA093Accident · Minor injuriesData collectionFinal reportGrumman G-164A · Dayton, WAThe pilot's inadequate compensation for the wind conditions and failure to maintain an adequate airspeed. A contributing factor was the sudden windshift.Mar 25, 2008 · N48629 · Substantial damage NTSB LAX08CA082Accident · No injuriesData collectionFinal reportGrumman-Schweizer G-164B · Colfax, WAThe pilot's inadequate compensation for the wind conditions, failure to attain and maintain an adequate airspeed that resulted in a stall mush, and, the subsequent failure to maintain terrain and obstacle clearance during the takeoff initial climb.…Mar 22, 2008 · N63D · Substantial damage NTSB SEA05FA158Accident · 2 fatalField investigationFinal reportCessna 150M · Renton, WAThe failure of the DHC-2 Beaver pilot to understand air traffic advisory information and the failure of the Cessna pilot to maintain visual separation, resulting in a midair collision. A factor contributing to the accident was the inadequate traffic advisory…Aug 5, 2005 · N66234 · 2 aircraft · Destroyed NTSB SEA04LA085Accident · No injuriesLimited investigationFinal reportStinson SR-10E · Eliza Island, WAThe pilot's misjudgment of altitude/distance resulting in an undershoot of the runway.May 16, 2004 · N27782 · Substantial damage NTSB SEA03LA034Accident · No injuriesLimited investigationFinal reportBeech E18S · Burlington, WAThe pilot's failure to adequately remove ice/frost from the aircraft and to maintain airspeed during the initial climb after takeoff. An inadequate preflight was a factor.Feb 4, 2003 · N48K · Substantial damage NTSB SEA01LA031Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 Mk. I · Kirkland, WAA malfunction of the aircraft's fuel selector valve and subsequent fuel starvation. Factors included a short emergency landing area, a wet landing surface, and a fence.Dec 22, 2000 · N2502 · Substantial damage NTSB SEA00LA099Accident · Serious injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Colfax, WAThe pilots failure to maintain clearance from power transmission lines.Jun 5, 2000 · N6549K · Substantial damage NTSB SEA00FA001Accident · Minor injuriesField investigationFinal reportde Havilland DHC-2 Mark 1 · Port Blakely, WAThe pilot-in-command's failure to maintain adequate clearance from trees/terrain. Contributing factors were rising terrain and trees.Oct 1, 1999 · N9766Z · Substantial damage NTSB SEA99LA065Accident · No injuriesLimited investigationFinal reportBoeing Stearman 1B75A · Olympia, WAThe pilot's failure to adequately compensate for wind conditions. A factor contributing to the accident was a crosswind during the landing roll out.Apr 30, 1999 · N56208 · Substantial damage NTSB SEA98LA038Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Stanwood, WAThe pilot's failure to apply carburetor heat. Factors included carburetor icing conditions and soft terrain in the forced landing area.Feb 19, 1998 · N48493 · Substantial damage NTSB SEA96LA112Accident · Minor injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Prescott, WAfailure of the pilot to visually clear his flight path, after allowing his attention to be diverted, and his resultant failure to maintain sufficient altitude/clearance from a hill. The hilly terrain was a related factor.Jun 6, 1996 · N9793 · Substantial damage NTSB SEA94LA192Accident · No injuriesLimited investigationFinal reportGrumman G-21A · Bremerton, WAThe pilot-in-command's failure to maintain directional control during landing.Jul 22, 1994 · N327 · Substantial damage NTSB SEA94LA159Accident · Serious injuriesLimited investigationFinal reportde Havilland DHC-2 · Friday Harbor, WAThe pilot's accidental extension of his hand into the arc of the turning propeller. Factors include high winds during the docking process.May 26, 1994 · N6782L · No damage NTSB SEA91LA086Accident · No injuriesLimited investigationFinal reportGrumman G-21A · Spokane, WAThe pilot-in-command did not maintain directional control of the airplane. Factors were: the pic's inadequate compensate for the wind, his limited flight expereince in this type of airplane, and the check airman's poor supervision.Apr 17, 1991 · N9750Z · Substantial damage NTSB SEA87LA111Accident · Minor injuriesLimited investigationFinal reportde Havilland DHC-2 MK.1 · Sedro Woolley, WAShortly after takeoff a loss of power occurred and the aircraft struck trees in flight. Less than 1/2 fuel was available in all three fuel tanks. The fuel selector valve was tested and found that the selections plate was indexed off center for all selections…Jun 8, 1987 · N64384 · Destroyed NTSB SEA85LA076Accident · No injuriesLimited investigationFinal reportWeatherly 201B · Davenport, WAA vibration started in the engine and while the plt was monitoring the engine gauges he noted a loss of all oil pressure. A landing was made on a field and during rollout the left main gear was torn off when it struck a mound of dirt. The acft then struck…Mar 15, 1985 · N1263W · Substantial damage NTSB SEA83LA206Accident · No injuriesLimited investigationFinal reportGrumman G-164B · Selah, WAWhile landing on a road, during an aerial application operation, the acft nosed over. According to the plt, the brakes had not released after he had released the toe brakes. He reported that he found the parking brake midway between the on & off positions.Sep 28, 1983 · N6674Q · Substantial damage NTSB SEA83LA063Accident · No injuriesLimited investigationFinal reportGrumman 164B · Toppenish, WAThe aircraft nosed over in a ditch during a landing on a gravel road after an aerial application flight. The pilot said that he lost directional control during landing rollout and one main gear went into a ditch. The aircraft then nosed over and came to rest…Mar 16, 1983 · N6674Q · Substantial damage NTSB SEA82DA053Accident · No injuriesFinal reportWeatherly 201C · Espanola, WAThe pilot stated that during climb the engine power suddenly went to idle. A forced landing was made in a soft plowed field where the aircraft nosed over. No mechanical malfunctions were found during the engine examination however it was noted that conditions…Apr 17, 1982 · N9231W · Substantial damage NTSB SEA81DYP42Accident · No injuriesClosedBoeing A75N1 · Orondo, WASep 17, 1981 · N56929 · Substantial damage NTSB SEA81FYP31Accident · No injuriesClosedBoeing A75N1 · Wenatchee, WAAug 3, 1981 · N49323 · Substantial damage NTSB SEA79DYE19Accident · No injuriesClosedConvair L-13 · Snohomish, WAApr 21, 1979 · N4659V · Substantial damage NTSB SEA78FYP48Accident · No injuriesClosedWeatherly 201C · Wilbur, WAAug 9, 1978 · N9197W · Destroyed NTSB SEA78DYP02Accident · No injuriesClosedCons-Vultee L-13 · Wenatchee, WAOct 11, 1977 · N4659V · Substantial damage NTSB SEA77FYP32Accident · No injuriesClosedStearman A75N1 · Hunters, WAJul 1, 1977 · N68200 · Substantial damage NTSB SEA76DYG45Accident · No injuriesClosedBoeing E75N1 · Kennewick, WAApr 22, 1976 · N58978 · Substantial damage NTSB SEA76DYE09Accident · No injuriesClosedDehavilland DHC-2 · Kent, WAAug 14, 1975 · N5162G · Substantial damage NTSB SEA71DYG53Accident · No injuriesClosedBoeing A75N · Waterville, WAMay 18, 1971 · N56929 · Substantial damage NTSB SEA69F0159Accident · Minor injuriesClosedBoeing A75N1 · Sprague, WAOct 16, 1968 · N56919 · Substantial damage NTSB SEA68D0158Accident · No injuriesClosedBoeing B75 · Yakima, WASep 18, 1967 · N1145N · 2 aircraft · Minor damage NTSB SEA68F0112Accident · No injuriesClosedVultee BT-13B · Battleground, WAJul 1, 1967 · N66921 · Substantial damage NTSB SEA68D0019Accident · No injuriesClosedAero Comdr 200-B · Pullman, WAJun 24, 1967 · N7281V · Substantial damage NTSB SEA67F0099Accident · No injuriesClosedBoeing A75N1 · Sunnyside, WAAug 16, 1966 · N1153N · Substantial damage NTSB SEA67F0114Accident · Minor injuriesClosedNaval Fcty N3N-3 · Wapato, WAAug 9, 1966 · N45178 · Destroyed NTSB SEA66F0088Accident · Serious injuriesClosedBoeing A75 · Othello, WAJul 31, 1965 · N47659 · Destroyed NTSB SEA66D0061Accident · No injuriesClosedBoeing PT-17 · Walla Walla, WAMay 7, 1965 · N4812V · Substantial damage NTSB SEA65F0042Accident · No injuriesClosedBoeing B-75N1 · Ewan, WAMar 19, 1965 · N37194 · Substantial damage NTSB UNK64X4005Accident · No injuriesClosedNavy N3N · Chelan Falls, WASep 16, 1964 · N44920 · Substantial damage