NTSB investigations: Bell Helicopter Textron 206L-1, 1990
4 cases on aircraft the registry lists as Bell Helicopter Textron 206L-1. 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
| 1978 | 1 |
|---|---|
| 1979 | 2 |
| 1980 | 5 |
| 1981 | 16 |
| 1982 | 7 |
| 1983 | 5 |
| 1984 | 9 |
| 1985 | 7 |
| 1986 | 4 |
| 1987 | 5 |
| 1988 | 13 |
| 1989 | 4 |
| 1990 | 4 |
| 1991 | 3 |
| 1992 | 1 |
| 1993 | 3 |
| 1994 | 2 |
| 1995 | 4 |
| 1996 | 1 |
| 1997 | 5 |
| 1998 | 2 |
| 1999 | 5 |
| 2000 | 5 |
| 2001 | 4 |
| 2002 | 9 |
| 2003 | 4 |
| 2004 | 4 |
| 2005 | 5 |
| 2006 | 5 |
| 2007 | 4 |
| 2008 | 3 |
| 2009 | 5 |
| 2010 | 1 |
| 2011 | 1 |
| 2012 | 1 |
| 2013 | 7 |
| 2014 | 1 |
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 2 |
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\") = 1990
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1182107'))
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") = 1990
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1182107'))
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 FTW91LA023Accident · No injuriesLimited investigationFinal reportBell 206L-1 · W.Cameron 266Failure of the helicopter's aft landing gear crosstube assembly due to fatigue.NTSB FTW90FA178Accident · 1 fatalField investigationFinal reportBell B206LI · Port O'Connor, TXThe pilot's failure to maintain proper altitude. Factors were the pilot's decision to fly into the known adverse weather and the weather/light conditions.NTSB ANC90FA117Accident · Serious injuriesField investigationFinal reportBell 206L-1 · Farewell, AKAn internal engine failure due to a thermal fatigue failure of the 1st stage turbine wheel as a result of overtemperature. The high rough/uneven terrain prevented a successful autorotation.NTSB FTW90LA096Accident · Serious injuriesLimited investigationFinal reportBell 206L-1 · E. Island Blk15The loss of continuity in the compressor section of the engine due to a fatique failure of the spur adapter gear shaft.