NTSB investigations, 1966, VT

180,604 investigations by the National Transportation Safety Board since 1962: 174,583 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

19642026

NTSB investigations, 1966, VT per year, 1964–2026: 505 cases
1964	20
1965	16
1966	9
1967	15
1968	15
1969	18
1970	11
1971	14
1972	20
1973	18
1974	11
1975	16
1976	21
1977	9
1978	15
1979	16
1980	10
1981	3
1982	10
1983	13
1984	9
1985	11
1986	13
1987	13
1988	11
1989	8
1990	4
1991	10
1992	3
1993	8
1994	5
1995	11
1996	2
1997	5
1998	6
1999	6
2000	5
2001	4
2002	5
2003	2
2004	4
2005	5
2006	4
2007	7
2008	1
2009	4
2010	4
2011	1
2012	6
2013	3
2014	5
2015	2
2016	4
2017	4
2018	11
2019	1
2020	3
2021	4
2022	1
2023	2
2024	1
2025	4
2026	3

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") = 1966 AND c."eventStateOrRegion" = 'VT' 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\") = 1966
    AND c.\"eventStateOrRegion\" = 'VT' 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") = 1966
  AND c."eventStateOrRegion" = 'VT' 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.

NTSB NYC67A0063Accident · 1 fatalClosedSchweizer SGS232 · Morrisville, VTOct 22, 1966 · N5841V · Destroyed NTSB NYC67F0545Accident · No injuriesClosedCessna 305A · Warren, VTOct 12, 1966 · N6393T · Substantial damage NTSB NYC67A0057Accident · 3 fatalClosedPiper PA-30 · Stowe, VTOct 6, 1966 · N7289Y · Destroyed NTSB NYC67F0184Accident · Minor injuriesClosedSchweitzer SGS126 · Warren, VTAug 9, 1966 · N9924J · Substantial damage NTSB NYC67F0142Accident · No injuriesClosedErco 415-D · Manchester, VTJul 20, 1966 · N99246 · Substantial damage NTSB NYC67D0047Accident · No injuriesClosedCessna 182 · Putney, VTJun 15, 1966 · N3244U · Substantial damage NTSB NYC66F0653Accident · Minor injuriesClosedPiper PA-22 · Winooski, VTMay 11, 1966 · N5445Z · Substantial damage NTSB NYC66F0690Accident · No injuriesClosedAeronca 7BCM · Morrisville, VTMay 1, 1966 · N2035A · Substantial damage NTSB NYC66D0594Accident · No injuriesClosedPiper PA-28 · Wardsboro, VTMar 30, 1966 · N7156W · Substantial damage