NTSB investigations, 1973, DE

180,630 investigations by the National Transportation Safety Board since 1962: 174,609 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

19622026

NTSB investigations, 1973, DE per year, 1962–2026: 284 cases
1962	1
1964	12
1965	18
1966	8
1967	21
1968	6
1969	14
1970	15
1971	9
1972	6
1973	9
1974	10
1975	12
1976	6
1977	2
1978	7
1979	3
1980	4
1981	5
1982	3
1983	4
1984	8
1985	4
1986	3
1987	5
1988	5
1989	4
1990	1
1991	4
1992	5
1993	1
1994	6
1995	1
1996	1
1997	3
1998	3
1999	4
2000	2
2001	2
2002	1
2003	3
2005	5
2006	2
2007	4
2008	2
2009	3
2010	1
2011	1
2012	2
2013	2
2014	2
2015	1
2016	2
2017	4
2018	1
2019	1
2020	4
2022	1
2024	2
2025	2
2026	1

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") = 1973 AND c."eventStateOrRegion" = 'DE' 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\") = 1973
    AND c.\"eventStateOrRegion\" = 'DE' 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") = 1973
  AND c."eventStateOrRegion" = 'DE' 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 IAD74FHD23Accident · No injuriesClosedPiper PA-24 · Wilmington, DEDec 20, 1973 · N8476P · Substantial damage NTSB IAD74FHD12Accident · No injuriesClosedPiper PA-28 · Wilmington, DENov 20, 1973 · N55598 · Substantial damage NTSB IAD74FHD01Accident · Minor injuriesClosedBellanca 7GCBC · Selbyville, DEJul 5, 1973 · N62970 · Substantial damage NTSB IAD73AI020Accident · 1 fatalClosedChampion 7GCBC · Selbyville, DEJun 30, 1973 · N5241X · Destroyed NTSB NYC73DHD33Accident · No injuriesClosedPiper PA-28 · Rehoboth Bch, DEApr 18, 1973 · N3776R · Substantial damage NTSB NYC73FHD31Accident · No injuriesClosedBeech A90 · Wilmington, DEApr 4, 1973 · N4646S · Substantial damage NTSB IAD73A1001Accident · 1 fatalClosedPiper PA-12 · Selbyville, DEMar 13, 1973 · N2454M · Destroyed NTSB NYC73FHD25Accident · Minor injuriesClosedPiper PA-22 · Cheswold, DEFeb 10, 1973 · N4131C · Destroyed NTSB NYC73AN106Accident · 1 fatalClosedBellanca 17-31A · Dover, DEJan 27, 1973 · N8296R · Destroyed