NTSB investigations: Continental W670 series

8 cases on aircraft whose registry engine model is Continental W670 series, where the first occurrence was “Loss of engine power(partial) - mech failure/malf”. 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

19822026

NTSB investigations: Continental W670 series per year, 1982–2026: 8 cases
1982	2
1985	1
1986	1
1993	1
1998	1
2004	2

Where

Open the map

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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17018') AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 352)) 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17018')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 352))
  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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17018')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 352))
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 IAD04LA048Accident · Minor injuriesLimited investigationFinal reportBoeing A75N (PT17) · Bayport, NYThe failure of a magneto, which resulted in a loss of engine power. Factors in the accident were the pilot's decision to take off downwind, which resulted in reduced airplane performance, and the tail wind.Sep 22, 2004 · N57003 · Substantial damage NTSB NYC04LA192Accident · No injuriesLimited investigationFinal reportWaco QCF · Rhinebeck, NYA partial loss of engine power due to a magneto failure.Aug 14, 2004 · N11478 · Substantial damage NTSB LAX99LA007Accident · Minor injuriesLimited investigationFinal reportCessna 190 · Lost Hills, CAA loss of engine power due to fatigue failure of the number 4 cylinder articulating rod.Oct 10, 1998 · N1087D · Substantial damage NTSB LAX93LA117Accident · No injuriesLimited investigationFinal reportBoeing A75N1 · Hughson, CAThe failure of the intake valve. The soft terrain contributed to this accident.Feb 12, 1993 · N62733 · Substantial damage NTSB SEA86LA187Accident · No injuriesLimited investigationFinal reportBoeing PT13/17 · Vancouver, WAThe plt reported the engine started running rough near woodland, Washington and an approach was set up, but due to many aircraft in the pattern the pilot elected to go to scappose, Washington (about 10 NM south of woodland). At scappose, Washington the pilot…Jul 31, 1986 · N1307N · Substantial damage NTSB NYC86LA008Accident · Minor injuriesLimited investigationFinal reportWaco UPF-7 · Norwood, MAAccording to the pilot, during the takeoff climb the aircraft did not develop sufficient power to maintain altitude. The pilot turned the aircraft to the right in an attempt to return to the airport. During the approach to the airport, the aircraft collided…Oct 14, 1985 · N39714 · Substantial damage NTSB ATL82DA280Accident · No injuriesFinal reportGrumman G-164 · Greenville, KYAccording to the caretaker of muhlenburg airport, N143W was having carburetor problems when it arrived to refuel prior to the accident flight. The caretaker stated that the pilot left the engine running while he refueled because the pilot said it wouldn't…Sep 20, 1982 · N143W · Destroyed NTSB LAX82DA181Accident · Minor injuriesFinal reportGrumman G-164 · 10 West Of Bigg, CADuring takeoff, the engine began to vibrate and lose power. While landing in the only available area, one of the main gear dug into a soft spot and the aircraft flipped over. An investigation revealed that the no. 4 cylinder had become cracked from the front…May 17, 1982 · N10280 · Substantial damage