NTSB investigations: Hughes 269C, 1984
7 cases on aircraft the registry lists as Hughes 269C. 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.
Cases per year
| 1970 | 1 |
|---|---|
| 1971 | 6 |
| 1972 | 8 |
| 1973 | 6 |
| 1974 | 7 |
| 1975 | 8 |
| 1976 | 7 |
| 1977 | 18 |
| 1978 | 16 |
| 1979 | 11 |
| 1980 | 13 |
| 1981 | 13 |
| 1982 | 8 |
| 1983 | 6 |
| 1984 | 7 |
| 1985 | 14 |
| 1986 | 11 |
| 1987 | 6 |
| 1988 | 12 |
| 1989 | 14 |
| 1990 | 11 |
| 1991 | 8 |
| 1992 | 7 |
| 1993 | 3 |
| 1994 | 6 |
| 1995 | 3 |
| 1996 | 5 |
| 1997 | 2 |
| 1998 | 3 |
| 1999 | 3 |
| 2000 | 8 |
| 2001 | 6 |
| 2002 | 1 |
| 2003 | 7 |
| 2004 | 2 |
| 2005 | 3 |
| 2006 | 1 |
| 2007 | 1 |
| 2009 | 2 |
| 2010 | 1 |
| 2011 | 2 |
| 2012 | 3 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 1 |
| 2021 | 1 |
| 2023 | 1 |
| 2026 | 1 |
Where
Open the mapLatest cases
Query with SQL
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 year(c.\"eventDate\") = 1984
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470504'))
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 year(c."eventDate") = 1984
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470504'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 ATL85LA053Accident · Minor injuriesLimited investigationFinal reportHughes 269C · Albermarle, NCPlt saw unfamiliar mountain range and decided to land in a residential construction site to find out his exact location. Plt failed to see electrical wires during the descent until too late. Plt lost control of acft in last minute attempt to avoid wires. Acft…NTSB LAX85LA063Accident · No injuriesLimited investigationFinal reportHughes 269C · Boulevard, CAPlt was executing low level photographic survey of valleys in mountainous terrain. Acft entered a narrow valley with steeply rising terrain ahead. When plt realized excessive rate of climb would be required to clear obstacles, he attempted a steep turn-around…NTSB MIA85LA048Accident · Minor injuriesLimited investigationFinal reportHughes 269C · Jacksonville, FLThe student plt stated that he was practicing a 'run on' landing. The acft was on the ground and the weight shifted foward on the skid, the right skid dug into soft sod and rolled over. The plt had accumucated a total time of 20 hrs of flt time.NTSB MKC84LA265Accident · No injuriesLimited investigationFinal reportHughes 269C · Witts Springs, ARWhile manuevering at an alt of 35 to 40 ft above tree the plt felt a shutter and low frequency shaking of the rotor disk. Rotor RPM and engine RPM decreased and the acft entered a shallow descent. The plt applied forward cyclic, reduced collective and…NTSB SEA84LA153Accident · Minor injuriesLimited investigationFinal reportHughes 269C · Mt. St. Helens, WAThis accident occurred at the 5500 ft level on Mt. St. Helens. Density alt at the time was 7500 ft. at aprx 40-50 ft aglengine and rotor RPM began to decay rapidly. The acft landed hard on a rock ledge with one skid partially off the ledge. As rotor RPM…NTSB CHI84LA237Accident · No injuriesLimited investigationFinal reportHughes 269C · Boyd, MNWhile beginning a gradual pull-up at the end of a spray run, the plt was distracted by a person in a ditch & did not see the wire at the end of the field. The wire contacted the tail rotor & the helicopter began to spin. The plt reduced power & was able to…NTSB SEA84LA035Accident · No injuriesLimited investigationFinal reportHughes 269C · Almo, IDThe plt stated, he was attempting to depart with visibility of 1/8 to 1/4 mi in fog. Shortly after departure the visibility dropped to approximately 50 to 100 ft. he attempted a slow runing landing and landed hard.