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NTSB investigations, 1966, MI

180,611 investigations by the National Transportation Safety Board since 1962: 174,590 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, 1966, MI per year, 1962–2026: 4,705 cases
1962	1
1963	1
1964	145
1965	153
1966	169
1967	193
1968	174
1969	182
1970	176
1971	159
1972	150
1973	149
1974	141
1975	115
1976	131
1977	106
1978	121
1979	118
1980	98
1981	116
1982	87
1983	101
1984	91
1985	82
1986	86
1987	57
1988	63
1989	69
1990	86
1991	65
1992	66
1993	60
1994	52
1995	56
1996	58
1997	52
1998	51
1999	50
2000	46
2001	62
2002	44
2003	50
2004	39
2005	43
2006	48
2007	36
2008	32
2009	35
2010	30
2011	34
2012	38
2013	29
2014	31
2015	26
2016	24
2017	22
2018	28
2019	23
2020	22
2021	29
2022	17
2023	21
2024	21
2025	26
2026	19

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") = 1966 AND c."eventStateOrRegion" = 'MI' 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\" = 'MI' 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" = 'MI' 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 CHI67A0082Accident · Minor injuriesClosedBeech C-45G · Detroit, MIDec 29, 1966 · N21454 · Substantial damage NTSB CHI67F0401Accident · No injuriesClosedPiper PA-22 · Onsted, MIDec 26, 1966 · N4849Z · Substantial damage NTSB CHI67F0413Accident · No injuriesClosedBeech 35 · Grand Rapids, MIDec 22, 1966 · N2820V · Substantial damage NTSB CHI67F0387Accident · No injuriesClosedPiper PA-24 · Ann Arbor, MIDec 22, 1966 · N6102P · Substantial damage NTSB CHI67F0411Accident · No injuriesClosedCessna 310D · Muskegon, MIDec 19, 1966 · N6890T · Substantial damage NTSB CHI67A0080Accident · No injuriesClosedBeech B95-B · Detroit, MIDec 19, 1966 · N9494S · Substantial damage NTSB CHI67A0079Accident · No injuriesClosedBeech D18S · Grand Rapids, MIDec 19, 1966 · N25Q · Substantial damage NTSB CHI67F0396Accident · No injuriesClosedBeech 35-33 · Saginaw, MIDec 18, 1966 · N109VW · Destroyed NTSB CHI67F0424Accident · No injuriesClosedBeech H35 · Reed City, MIDec 16, 1966 · N8210D · Substantial damage NTSB CHI67F0425Accident · No injuriesClosedPiper PA-23 · Muskegon, MIDec 13, 1966 · N4194P · Destroyed NTSB CHI67A0074Accident · 1 fatalClosedBensen B8-M · Dowagiac, MIDec 12, 1966 · N24133 · Destroyed NTSB CHI67F0388Accident · No injuriesClosedPiper PA-28 · Plymouth, MIDec 11, 1966 · N7503W · Substantial damage NTSB CHI67F0386Accident · No injuriesClosedCessna 150 · Plymouth, MIDec 11, 1966 · N3178X · Substantial damage NTSB CHI67D0432Accident · No injuriesClosedCessna 140 · Three Rivers, MIDec 11, 1966 · N89673 · Substantial damage NTSB CHI67F0392Accident · Serious injuriesClosedPiper J5A · Houghton, MIDec 10, 1966 · N32787 · Destroyed NTSB CHI67F0410Accident · No injuriesClosedBeech 95-C55 · Frankfort, MIDec 3, 1966 · N824CP · Substantial damage NTSB CHI67F0403Accident · No injuriesClosedCessna 172 · Boyne Falls, MIDec 2, 1966 · N6041R · Substantial damage NTSB CHI67F0368Accident · Serious injuriesClosedPiper PA-17 · Stanton, MINov 27, 1966 · N4671H · Substantial damage NTSB CHI67F0365Accident · Minor injuriesClosedCessna U206 · Holly, MINov 27, 1966 · N2184F · Substantial damage NTSB CHI67F0355Accident · No injuriesClosedPiper PA-22 · Adrian, MINov 26, 1966 · N5081Z · 2 aircraft · Substantial damage NTSB CHI67A0070Accident · 2 fatalClosedAero Comdr 680F · Bangor, MINov 26, 1966 · N226AA · Destroyed NTSB CHI67A0066Accident · 2 fatalClosedPiper PA-18 · Cassopolis, MINov 20, 1966 · N1997A · Destroyed NTSB CHI67F0382Accident · Serious injuriesClosedPiper PA-22 · Lewiston, MINov 18, 1966 · N3261Z · Substantial damage NTSB CHI67F0348Accident · No injuriesClosedBeech 95-A55 · Jackson, MINov 16, 1966 · N9333S · Substantial damage NTSB CHI67D0390Accident · No injuriesClosedPiper PA-23 · Gladwin, MINov 16, 1966 · N4264P · Substantial damage NTSB CHI67F0340Accident · No injuriesClosedAeronca 65-TAC · Plainwell, MINov 12, 1966 · N36940 · Substantial damage NTSB CHI67F0332Accident · Minor injuriesClosedPietenpol Camper · Plymouth, MINov 7, 1966 · N4062C · Substantial damage NTSB CHI67F0339Accident · No injuriesClosedPiper PA-28 · Battle Creek, MINov 6, 1966 · N6639W · Substantial damage NTSB CHI67F0335Accident · No injuriesClosedBeech B35 · Astings, MINov 5, 1966 · N5220C · Substantial damage NTSB CHI67A0062Accident · Serious injuriesClosedCessna 310 · New Boston, MINov 5, 1966 · N310M · Destroyed NTSB CHI67F0344Accident · No injuriesClosedLear Jet 23A · Ypsilanti, MINov 2, 1966 · N428EJ · Substantial damage NTSB CHI67D0552Accident · No injuriesClosedBellanca 14-19 · Eaton Rapids, MIOct 31, 1966 · N8535R · Substantial damage NTSB CHI67F0351Accident · No injuriesClosedBellanca 14-19 · Pontiac, MIOct 30, 1966 · N416MB · Substantial damage NTSB CHI67A0058Accident · Minor injuriesClosedHughes 269B · Pontiac, MIOct 29, 1966 · N9464F · Substantial damage NTSB CHI67F0315Accident · Minor injuriesClosedFairchild 24K · Plymouth, MIOct 28, 1966 · N20614 · Substantial damage NTSB CHI67F0297Accident · No injuriesClosedLuscombe 8A · Gaines, MIOct 27, 1966 · N1429K · Destroyed NTSB CHI67F0314Accident · No injuriesClosedPiper PA28 · Troy, MIOct 25, 1966 · N7495R · Substantial damage NTSB CHI67F0333Accident · No injuriesClosedHelio H-250 · Lushing, MIOct 22, 1966 · N5460E · Substantial damage NTSB CHI67F0305Accident · No injuriesClosedCessna 310D · Pontiac, MIOct 21, 1966 · N6864T · Substantial damage NTSB CHI67F0256Accident · No injuriesClosedCessna 150 · Ypsilanti, MIOct 20, 1966 · N1929Z · Substantial damage NTSB CHI67F0290Accident · Serious injuriesClosedMeyers 200-B · East Jordan, MIOct 13, 1966 · N34394 · Substantial damage NTSB CHI67F0287Accident · No injuriesClosedBeech D18S · Muskegon, MIOct 13, 1966 · N86K · Substantial damage NTSB CHI67A0052Accident · No injuriesClosedViscount V-745D · Muskegon, MIOct 13, 1966 · N7408 · Substantial damage NTSB CHI70A0049Accident · 4 fatalClosedStinson 108-1 · Hudson, MIOct 9, 1966 · N8984K · Destroyed NTSB CHI67F0272Accident · No injuriesClosedWaco UPF-7 · Midland, MIOct 9, 1966 · N32133 · Substantial damage NTSB CHI67F0238Accident · No injuriesClosedAeronca 11AC · Greenville, MIOct 9, 1966 · N9808E · Substantial damage NTSB CHI67A0050Accident · 6 fatalClosedPiper PA-32 · Dowagiac, MIOct 9, 1966 · N3279W · Destroyed NTSB CHI67F0263Accident · No injuriesClosedCessna 180 · La Salle, MIOct 8, 1966 · N9115C · Substantial damage NTSB CHI67F0375Accident · No injuriesClosedCessna 182 · Beaver Isl., MIOct 6, 1966 · N6161B · Substantial damage NTSB CHI67D0253Accident · No injuriesClosedPiper PA-22 · Sharon, MIOct 1, 1966 · N3330A · Substantial damage