NTSB investigations: Cessna 421B, 1976
5 cases on aircraft the registry lists as Cessna 421B. 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
| 1968 | 1 |
|---|---|
| 1971 | 1 |
| 1972 | 3 |
| 1973 | 3 |
| 1974 | 7 |
| 1975 | 1 |
| 1976 | 5 |
| 1977 | 4 |
| 1978 | 4 |
| 1979 | 12 |
| 1980 | 4 |
| 1981 | 5 |
| 1982 | 5 |
| 1983 | 3 |
| 1984 | 3 |
| 1985 | 5 |
| 1986 | 1 |
| 1987 | 1 |
| 1988 | 3 |
| 1989 | 4 |
| 1990 | 7 |
| 1991 | 5 |
| 1992 | 4 |
| 1993 | 5 |
| 1994 | 2 |
| 1995 | 3 |
| 1996 | 3 |
| 1998 | 3 |
| 1999 | 5 |
| 2000 | 2 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2004 | 4 |
| 2005 | 2 |
| 2006 | 6 |
| 2007 | 1 |
| 2008 | 2 |
| 2009 | 3 |
| 2010 | 3 |
| 2011 | 2 |
| 2012 | 2 |
| 2014 | 1 |
| 2015 | 5 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 3 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 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\") = 1976
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2076014'))
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") = 1976
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2076014'))
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 CHI76FA013Accident · 1 fatalClosedCessna 421B · Winchester, INNTSB FTW76AF122Accident · 3 fatalClosedCessna 421B · Ashdown, ARNTSB MIA76AM098Accident · 1 fatalClosedCessna 421B · De Funiak Spgs, FLNTSB DEN76DTM32Accident · No injuriesClosedCessna T210L · Navajo Mtn, UTNTSB FTW76AF091Accident · 1 fatalClosedCessna 421B · Follett, TX