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NTSB investigations, 1964, MN

180,610 investigations by the National Transportation Safety Board since 1962: 174,589 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, 1964, MN per year, 1964–2026: 3,233 cases
1964	113
1965	115
1966	117
1967	130
1968	95
1969	113
1970	88
1971	80
1972	82
1973	77
1974	83
1975	98
1976	78
1977	92
1978	98
1979	76
1980	66
1981	89
1982	61
1983	68
1984	51
1985	57
1986	43
1987	40
1988	52
1989	50
1990	42
1991	59
1992	25
1993	40
1994	39
1995	37
1996	40
1997	37
1998	36
1999	33
2000	39
2001	40
2002	46
2003	40
2004	32
2005	31
2006	29
2007	25
2008	31
2009	29
2010	32
2011	28
2012	28
2013	33
2014	24
2015	15
2016	26
2017	20
2018	14
2019	16
2020	26
2021	12
2022	24
2023	34
2024	24
2025	22
2026	13

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") = 1964 AND c."eventStateOrRegion" = 'MN' 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\") = 1964
    AND c.\"eventStateOrRegion\" = 'MN' 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") = 1964
  AND c."eventStateOrRegion" = 'MN' 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 UNK65X1141Accident · No injuriesClosedPiper PA22 · Silver Lake, MNDec 26, 1964 · N5931D · Substantial damage NTSB UNK65X1140Accident · No injuriesClosedCessna 180 · So St Paul, MNDec 26, 1964 · N3138S · Substantial damage NTSB UNK65X1105Accident · 1 fatalClosedPiper PA-22 · Winona, MNDec 23, 1964 · N3142Z · Destroyed NTSB UNK65X1093Accident · 3 fatalClosedBeechcraft 95-B55 · Good Thunder, MNDec 22, 1964 · N8849M · Destroyed NTSB UNK65X1072Accident · No injuriesClosedPiper PA22 · St Cloud, MNDec 20, 1964 · N8814C · Substantial damage NTSB UNK65X1070Accident · No injuriesClosedAeronca 11AC · Gerogetown, MNDec 20, 1964 · N85906 · Substantial damage NTSB UNK65X1054Accident · No injuriesClosedAeronca 7GCM · Cloquet, MNDec 19, 1964 · N82067 · Substantial damage NTSB UNK65X1012Accident · No injuriesClosedPiper PA12 · Littlefork, MNDec 14, 1964 · N2624M · Substantial damage NTSB UNK65X0995Accident · No injuriesClosedCessna 170A · Rosemount, MNDec 13, 1964 · N9965A · Substantial damage NTSB UNK65X0969Accident · Serious injuriesClosedAeronca 7AC · Le Sueur, MNDec 10, 1964 · N7946A · Substantial damage NTSB UNK65X0955Accident · No injuriesClosedCessna 310B · Hopkins, MNDec 8, 1964 · N547M · Substantial damage NTSB UNK65X0781Accident · No injuriesClosedPiper PA22 · Sleepy Eye, MNNov 21, 1964 · N1645P · Substantial damage NTSB UNK65X0689Accident · No injuriesClosedCessna 180 · St Paul, MNNov 13, 1964 · N4751U · Substantial damage NTSB UNK65X0667Accident · No injuriesClosedBeechcraft 35B33 · Minneapolis, MNNov 12, 1964 · N1700G · Substantial damage NTSB UNK65X0658Accident · No injuriesClosedCessna 150 · Minneapolis, MNNov 11, 1964 · N6173T · Minor damage NTSB UNK65X0611Accident · No injuriesClosedCessna 180 · Leech Lake, MNNov 8, 1964 · N4648A · Substantial damage NTSB UNK65X0585Accident · 1 fatalClosedCessna 170B · Wabasso, MNNov 6, 1964 · N8355A · Destroyed NTSB UNK65X0567Accident · Minor injuriesClosedErcoupe 415C · Isle, MNNov 5, 1964 · N99080 · Substantial damage NTSB UNK65X0547Accident · Serious injuriesClosedHughes 269B · Owatonna, MNNov 3, 1964 · N9326F · Destroyed NTSB UNK65X0528Accident · No injuriesClosedCessna 182 · Anoka, MNNov 2, 1964 · N3193S · Substantial damage NTSB UNK65X0441Accident · 1 fatalClosedBeechcraft N-35 · Brainerd, MNOct 25, 1964 · N9977R · Substantial damage NTSB UNK65X0417Accident · Minor injuriesClosedGrumman F6F5 · Minneapolis, MNOct 25, 1964 · N1078Z · Substantial damage NTSB UNK65X0247Accident · 5 fatalClosedMooney M-20A · Cambridge, MNOct 11, 1964 · N6063X · Destroyed NTSB UNK65X0237Accident · Minor injuriesClosedPiper PA18A · Fergus Falls, MNOct 11, 1964 · N1306A · Substantial damage NTSB UNK65X0208Accident · No injuriesClosedPiper PA28 · Duluth, MNOct 9, 1964 · N8769W · Substantial damage NTSB UNK65X0168Accident · No injuriesClosedPiper J5A · Stanton, MNOct 6, 1964 · N30849 · Substantial damage NTSB UNK64X4187Accident · No injuriesClosedStinson 108 · Grand Portage, MNSep 27, 1964 · N6630M · Substantial damage NTSB UNK64X4152Accident · No injuriesClosedCessna 182 · Murdock, MNSep 26, 1964 · N4966E · Substantial damage NTSB UNK64X4140Accident · No injuriesClosedLuscombe 8F · Isabella, MNSep 25, 1964 · N1475B · Substantial damage NTSB UNK64X4067Accident · No injuriesClosedBeechcraft 23 · St Paul, MNSep 20, 1964 · N2349L · Substantial damage NTSB UNK64X4031Accident · No injuriesClosedPiper PA22 · Marshall, MNSep 18, 1964 · N5436Z · Substantial damage NTSB UNK64X3993Accident · No injuriesClosedPiper PA22 · Gaylord, MNSep 15, 1964 · N3265Z · Substantial damage NTSB UNK64X3973Accident · No injuriesClosedCessna 140 · Rosemount, MNSep 13, 1964 · N72393 · Substantial damage NTSB UNK64X3878Accident · 1 fatalClosedBeechcraft D-18S · Deer River, MNSep 8, 1964 · N800UA · Destroyed NTSB UNK64X3863Accident · Serious injuriesClosedBoeing B-720 · Minneapolis, MNSep 7, 1964 · N736US · Minor damage NTSB UNK64X3840Accident · No injuriesClosedPiper PA20 · Grove City, MNSep 7, 1964 · N7717K · Substantial damage NTSB UNK64X3751Accident · No injuriesClosedCessna 180 · Circle Pines, MNSep 3, 1964 · N5318D · Substantial damage NTSB UNK64X3705Accident · Serious injuriesClosedPiper PA25 · Prior Lake, MNAug 31, 1964 · N6276Z · Substantial damage NTSB UNK64X3652Accident · No injuriesClosedCessna 310H · Hopkins, MNAug 28, 1964 · N1042Q · Substantial damage NTSB UNK64X3566Accident · Serious injuriesClosedCessna 140 · Virginia, MNAug 23, 1964 · CF-KWH · Substantial damage NTSB UNK64X3523Accident · Serious injuriesClosedBarnes 65A · Minneapolis, MNAug 21, 1964 · N4633T · Minor damage NTSB UNK64X3422Accident · No injuriesClosedCessna 170 · East Bethel, MNAug 16, 1964 · N1242D · Destroyed NTSB UNK64X3389Accident · No injuriesClosedCessna 150 · Bowlus, MNAug 15, 1964 · N7379X · Substantial damage NTSB UNK64X3353Accident · No injuriesClosedBoeing A75N1 · Waseca, MNAug 13, 1964 · N64514 · Substantial damage NTSB UNK64X3194Accident · No injuriesClosedCessna 140 · Minneapolis, MNAug 3, 1964 · N76346 · Destroyed NTSB UNK64X3181Accident · No injuriesClosedLake LA4 · Lake Elmo, MNAug 2, 1964 · N1128L · Substantial damage NTSB UNK64X2970Accident · No injuriesClosedBeechcraft P35 · Faribault, MNJul 22, 1964 · N8675M · Substantial damage NTSB UNK64X2927Accident · No injuriesClosedCessna 310B · Grand Rapids, MNJul 19, 1964 · N4379U · Substantial damage NTSB UNK64X2907Accident · No injuriesClosedCessna 150 · Oslo, MNJul 18, 1964 · N7336X · Substantial damage NTSB UNK64X2888Accident · Serious injuriesClosedBeechcraft 35A33 · Int L Falls, MNJul 17, 1964 · N494T · Substantial damage