Fatal NTSB investigations: Ercoupe 415-D

5 cases on aircraft the registry lists as Ercoupe 415-D. 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

19752026

Fatal NTSB investigations: Ercoupe 415-D per year, 1975–2026: 5 cases
1975	1
1992	1
2000	1
2008	1
2018	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."highestInjuryLevel" = 'Fatal' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0420326')) 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.\"highestInjuryLevel\" = 'Fatal'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0420326'))
  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."highestInjuryLevel" = 'Fatal'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0420326'))
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 CEN18FA235Accident · 2 fatalField investigationFinal reportErcoupe 415 D · Monmouth, ILA loss of engine power for reasons that could not be determined based on the available information.Jun 24, 2018 · N94070 · Destroyed NTSB ERA09FA087Accident · 2 fatalField investigationFinal reportErcoupe 415-D · Sebring, FLThe pilot's exceedance of the design stress limitations of the airplane.Dec 13, 2008 · N99154 · Substantial damage NTSB SEA00LA136Accident · 1 fatalLimited investigationFinal reportErcoupe 415-D · Hamilton, MTThe excessive rate at which the student pilot allowed the aircraft to descend into the runway surface while attempting to land. Factors include the pilot's lack of experience in airplanes.Jul 18, 2000 · N93835 · Destroyed NTSB SEA92FA061Accident · 1 fatalField investigationFinal reportErcoupe 415-D · Winthrop, WAThe student pilot's alcoholic impairment of efficiency and judgement resulting in his failure to maintain airspeed during a go-around.Mar 16, 1992 · N86952 · Destroyed NTSB FTW75AF066Accident · 1 fatalClosedErco 415-CD · Goldthwaite, TXMay 18, 1975 · N3318H · Destroyed