NTSB investigations: Hughes 269B, OR

12 cases on aircraft the registry lists as Hughes 269B. 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

19652026

NTSB investigations: Hughes 269B, OR per year, 1965–2026: 12 cases
1965	1
1966	3
1967	1
1968	1
1970	1
1971	1
1991	3
1993	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."eventStateOrRegion" = 'OR' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470502')) 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\" = 'OR' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470502'))
  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" = 'OR' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470502'))
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 SEA93IA073Incident · No injuriesIncident investigationFinal reportHughes 269B · Mcminnville, ORAn inflight loss of control, and inadequate remedial action. Factors include a tailwind, and gusts.Mar 5, 1993 · N9474F · Minor damage NTSB SEA92LA005Accident · No injuriesLimited investigationFinal reportHughes 269B · Hillsboro, ORThe failure to maintain rotor RPM. Factors include inadequate preflight planning, overconfidence in aircraft's ability, and non-suitable terrain.Oct 12, 1991 · N9474F · Substantial damage NTSB SEA91LA137Accident · Minor injuriesLimited investigationFinal reportHughes 269B · Warrenton, ORThe pilot failed to maintain proper rotor speed during a simulated autorotation.Jun 19, 1991 · N9380F · Substantial damage NTSB SEA91LA104Accident · No injuriesLimited investigationFinal reportHughes 269B · Grand Ronde, ORThe pilot inadvertently interfered with the controls.May 14, 1991 · N9506F · Substantial damage NTSB SEA71FYC35Accident · No injuriesClosedHughes 269B · Portland, ORApr 26, 1971 · N9477F · Substantial damage NTSB SEA71DWA21Accident · Minor injuriesClosedHughes 269B · Meacham, OROct 4, 1970 · N9354F · Destroyed NTSB SEA68D0311Accident · No injuriesClosedHughes 269B · Tigard, ORApr 20, 1968 · N9477F · Substantial damage NTSB SEA68A0041Accident · 1 fatalClosedHughes 269B · Imnaha, ORNov 2, 1967 · N9426F · Destroyed NTSB SEA67A0033Accident · No injuriesClosedHughes 269B · Frenchglen, OROct 13, 1966 · N9317F · Substantial damage NTSB SEA67A0010Accident · Minor injuriesClosedHughes 269B · Eaverton, ORAug 7, 1966 · N9427F · Substantial damage NTSB SEA66A0051Accident · 3 fatalClosedHughes 269B · Beaver, ORApr 19, 1966 · N9363F · Destroyed NTSB SEA66A0023Accident · No injuriesClosedHughes 269B · Enterprise, ORSep 23, 1965 · N9426F · Substantial damage