NTSB investigations: Continental IO-346 series

7 cases on aircraft whose registry engine model is Continental IO-346 series, where the first occurrence was “Loss of engine power”. 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 IO-346 series per year, 1982–2026: 7 cases
1982	1
1999	2
2001	1
2002	1
2003	1
2005	1

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 ('17033') 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" = 350)) 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 ('17033')
      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\" = 350))
  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 ('17033')
    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" = 350))
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 LAX06FA055Accident · 2 fatalField investigationFinal reportBeech A23 · Mammoth Lakes, CAa loss of engine power for undetermined reasons, and, the failure of the pilot to maintain an adequate airspeed while maneuvering following the loss of power, which resulted in a stall/spin.Dec 12, 2005 · N3590R · Destroyed NTSB ATL03LA084Accident · No injuriesLimited investigationFinal reportBeech A23 · Brunswick, GAMaintenance personnel's failure to secure the fitting on a fuel line, which resulted in a loss of engine power.Apr 27, 2003 · N1483L · Substantial damage NTSB FTW03LA023Accident · No injuriesLimited investigationFinal reportBeech A23 · Farmington, ARThe loss of engine power due to the failure of the mechanical fuel pump.Oct 22, 2002 · N1451L · Substantial damage NTSB ANC01LA141Accident · No injuriesLimited investigationFinal reportJacobs KE-1-A · Willow, AKA loss of engine power during cruise flight for an undertermined reason.Sep 1, 2001 · N24KJ · Substantial damage NTSB SEA99FA112Accident · 1 fatalField investigationFinal reportBeech A23 · Eatonville, WAImproper fuel management which led to fuel starvation.Jul 10, 1999 · N8873M · Substantial damage NTSB MIA99LA115Accident · No injuriesLimited investigationFinal reportBeech A23 · Homestead, FLThe pilots improper decision not to land straight ahead after sustaining a reported loss of engine power on initial take off climb with sufficient runway remaining, and improper recovery from a bounced landing resulting in a subsequent in-flight collision…Mar 28, 1999 · N8883M · Substantial damage NTSB ATL83FKG01Accident · 1 fatalFinal reportBeech A23 · Junnel Hill, GADuring takeoff, the engine lost power at about 700 ft AGL. A forced landing was made in a pasture that was hilly with a gully running through it. During the landing, the aircraft first contacted the top of a small Hill in the pasture, then became airborne a…Nov 8, 1982 · N3513R · Substantial damage