NTSB investigations, 1971, HI

180,658 investigations by the National Transportation Safety Board since 1962: 174,636 accidents, the rest incidents and other occurrences. Each has NTSB’s narrative and, once the investigation is done, its probable cause; since 2008, its findings and sequence of events.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19632026

NTSB investigations, 1971, HI per year, 1963–2026: 871 cases
1963	2
1964	16
1965	18
1966	22
1967	29
1968	19
1969	20
1970	12
1971	21
1972	19
1973	24
1974	17
1975	13
1976	19
1977	20
1978	18
1979	17
1980	23
1981	17
1982	13
1983	11
1984	13
1985	19
1986	20
1987	26
1988	12
1989	15
1990	11
1991	18
1992	17
1993	9
1994	18
1995	12
1996	12
1997	14
1998	7
1999	12
2000	15
2001	12
2002	3
2003	14
2004	15
2005	16
2006	13
2007	10
2008	11
2009	10
2010	6
2011	7
2012	10
2013	10
2014	10
2015	6
2016	14
2017	8
2018	12
2019	10
2020	6
2021	5
2022	13
2023	8
2024	11
2025	6
2026	5

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 year(c."eventDate") = 1971 AND c."eventStateOrRegion" = 'HI' AND c."eventCountry" = 'USA' 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 year(c.\"eventDate\") = 1971
    AND c.\"eventStateOrRegion\" = 'HI' AND c.\"eventCountry\" = 'USA'
  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") = 1971
  AND c."eventStateOrRegion" = 'HI' AND c."eventCountry" = 'USA'
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.