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NTSB investigations, 1971, ND

180,582 investigations by the National Transportation Safety Board since 1962: 174,566 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, 1971, ND per year, 1964–2026: 1,129 cases
1964	32
1965	51
1966	49
1967	44
1968	50
1969	35
1970	33
1971	33
1972	23
1973	28
1974	27
1975	24
1976	22
1977	13
1978	21
1979	17
1980	21
1981	25
1982	29
1983	24
1984	27
1985	22
1986	30
1987	34
1988	5
1989	13
1990	18
1991	14
1992	17
1993	14
1994	24
1995	18
1996	18
1997	16
1998	22
1999	11
2000	12
2001	13
2002	7
2003	10
2004	8
2005	12
2006	14
2007	15
2008	7
2009	10
2010	8
2011	13
2012	13
2013	4
2014	6
2015	6
2016	9
2017	3
2018	10
2019	5
2020	6
2021	6
2022	7
2023	10
2024	4
2025	5
2026	2

Where

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" = 'ND' 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\" = 'ND' 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" = 'ND' 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 MKC72DTG14Accident · No injuriesClosedPiper J-3 · Colgan, NDDec 10, 1971 · N24705 · Substantial damage NTSB MKC72FTG13Accident · No injuriesClosedErco 415-C · Buxton, NDOct 24, 1971 · N94107 · Substantial damage NTSB MKC72AK022Accident · 2 fatalClosedPiper PA-22 · Kenmare, NDSep 30, 1971 · N8946D · Destroyed NTSB MKC72FTG12Accident · No injuriesClosedCessna 172 · Rolette, NDSep 23, 1971 · N2552Y · Substantial damage NTSB MKC72FTG10Accident · No injuriesClosedCessna 180 · Minot, NDSep 9, 1971 · N709 · Substantial damage NTSB MKC72FTG09Accident · 1 fatalClosedAeronca 7AC · Alamo, NDSep 6, 1971 · N81751 · Destroyed NTSB MKC72AK018Accident · 1 fatalClosedCessna 172B · Forbes, NDAug 30, 1971 · N7982X · Destroyed NTSB MKC72FTG11Accident · No injuriesClosedAero Comr 200D · Carpio, NDAug 27, 1971 · N2979T · Substantial damage NTSB MKC72FTG06Accident · No injuriesClosedCessna 170B · Rhame, NDAug 25, 1971 · N4652C · Substantial damage NTSB MKC72FTG08Accident · No injuriesClosedPiper PA-18 · Upham, NDAug 1, 1971 · N8666C · Substantial damage NTSB MKC72FTG07Accident · No injuriesClosedCallair A-9 · Mekinock, NDJul 20, 1971 · N3569G · Substantial damage NTSB MKC72FTG05Accident · Minor injuriesClosedBell 47G-2 · Ellendale, NDJul 11, 1971 · N4735S · Substantial damage NTSB MKC72FTG04Accident · No injuriesClosedCessna 172 · Des Lacs, NDJul 11, 1971 · N9880G · Substantial damage NTSB MKC72FTG03Accident · 1 fatalClosedN.American AT-6G · Stanley, NDJul 6, 1971 · N2822G · Destroyed NTSB MKC72FTG02Accident · No injuriesClosedSikorsky S-52-3 · New Rockfrd, NDJul 4, 1971 · N54060 · Substantial damage NTSB MKC72FTG01Accident · No injuriesClosedCessna 188 · Grafton, NDJul 1, 1971 · N9946G · Destroyed NTSB MKC71FTG36Accident · No injuriesClosedCallair A-9 · Reeder, NDJun 30, 1971 · N7206V · Destroyed NTSB MKC71FTG35Accident · Minor injuriesClosedCessna 172G · Alexander, NDJun 26, 1971 · N3844L · Substantial damage NTSB MKC71FTG34Accident · No injuriesClosedPiper PA-18 · Langdon, NDJun 25, 1971 · N3887Z · Substantial damage NTSB MKC71FTG33Accident · Serious injuriesClosedPiper PA-18 · Bremen, NDJun 23, 1971 · N3497Z · Substantial damage NTSB MKC71FTG32Accident · No injuriesClosedPiper PA-18 · Rolla, NDJun 22, 1971 · N4110Z · Substantial damage NTSB MKC71FTG31Accident · No injuriesClosedMooney M20C · Minot, NDJun 8, 1971 · N6839U · Substantial damage NTSB MKC71FTG30Accident · Minor injuriesClosedPiper PA-11 · Petersburg, NDJun 3, 1971 · N4709H · Substantial damage NTSB MKC71DTG28Accident · Serious injuriesClosedPiper PA-25 · Devils Lake, NDJun 1, 1971 · N4812Y · Substantial damage NTSB MKC71FTG29Accident · No injuriesClosedPiper PA-25 · Fairmount, NDMay 28, 1971 · N4845Y · Substantial damage NTSB MKC71DTG27Accident · No injuriesClosedPiper PA-25 · Mountain, NDMay 17, 1971 · N6228Z · Substantial damage NTSB MKC71FTG25Accident · No injuriesClosedCessna 170B · Williston, NDMay 6, 1971 · N1769D · Substantial damage NTSB MKC71DTG26Accident · No injuriesClosedCessna 172L · Bucyrus, NDMay 6, 1971 · N7571G · Substantial damage NTSB MKC71DDD24Accident · No injuriesClosedPiper PA-28 · Langdon, NDMar 30, 1971 · N6352W · Substantial damage NTSB MKC71FDD21Accident · No injuriesClosedMooney M20C · Mcclusky, NDFeb 24, 1971 · N6777N · Substantial damage NTSB MKC71DDD19Accident · No injuriesClosedPiper J3C-65 · Crosby, NDFeb 16, 1971 · N25835 · Destroyed NTSB MKC71AK045Accident · 2 fatalClosedPiper J3-C · Mcleod, NDFeb 10, 1971 · N92429 · Destroyed NTSB MKC71DDD18Accident · No injuriesClosedCessna 172 · Watford Cty, NDJan 21, 1971 · N35583 · Substantial damage