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NTSB investigations, 1964, WI

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, WI per year, 1964–2026: 3,022 cases
1964	70
1965	75
1966	88
1967	99
1968	81
1969	93
1970	87
1971	65
1972	74
1973	77
1974	81
1975	69
1976	55
1977	75
1978	90
1979	89
1980	62
1981	69
1982	54
1983	60
1984	64
1985	59
1986	55
1987	48
1988	47
1989	56
1990	47
1991	46
1992	39
1993	55
1994	41
1995	41
1996	35
1997	33
1998	44
1999	44
2000	34
2001	46
2002	37
2003	32
2004	37
2005	38
2006	21
2007	32
2008	40
2009	23
2010	26
2011	31
2012	35
2013	18
2014	22
2015	30
2016	28
2017	25
2018	26
2019	19
2020	14
2021	25
2022	23
2023	25
2024	24
2025	24
2026	20

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" = 'WI' 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\" = 'WI' 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" = 'WI' 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 UNK65X1199Accident · No injuriesClosedCessna 180 · Rice Lake, WIDec 31, 1964 · N4930A · Substantial damage NTSB UNK65X1132Accident · No injuriesClosedPiper PA23 · Abbotsford, WIDec 25, 1964 · N3431P · Substantial damage NTSB UNK65X1055Accident · Minor injuriesClosedCessna 172 · St Nazianz, WIDec 19, 1964 · N4271F · Substantial damage NTSB UNK65X1053Accident · No injuriesClosedPiper PA22 · Marshfield, WIDec 19, 1964 · N940A · Substantial damage NTSB UNK65X0725Accident · No injuriesClosedCessna 140 · Depere, WINov 15, 1964 · N2058V · Substantial damage NTSB UNK65X0460Accident · No injuriesClosedBeech 35 · Stoughton, WIOct 28, 1964 · N2735V · Substantial damage NTSB UNK65X0438Accident · Serious injuriesClosedAeronca 11AC · Boscobel, WIOct 25, 1964 · N86390 · Substantial damage NTSB UNK65X0242Accident · No injuriesClosedCessna 140 · Palmyra, WIOct 11, 1964 · N2050V · Destroyed NTSB UNK65X0195Accident · No injuriesClosedPiper PA24 · Ladysmith, WIOct 8, 1964 · N7785P · Substantial damage NTSB UNK64X3963Accident · No injuriesClosedLuscombe 8A · Wis Rapids, WISep 13, 1964 · N2704K · Substantial damage NTSB UNK64X3953Accident · 1 fatalClosedLuscombe 8C · Marquette, WISep 13, 1964 · N28582 · Destroyed NTSB UNK64X3935Accident · No injuriesClosedCessna 182 · Eau Claire, WISep 12, 1964 · N3758D · Substantial damage NTSB UNK64X3904Accident · No injuriesClosedCessna 172 · Danbury, WISep 10, 1964 · N7586X · Substantial damage NTSB UNK64X3864Accident · 2 fatalClosedStinson 108-2 · Wis Rapids, WISep 7, 1964 · N937D · Destroyed NTSB UNK64X3808Accident · Serious injuriesClosedPiper J-3 · Muskego, WISep 5, 1964 · N78500 · Destroyed NTSB UNK64X3711Accident · No injuriesClosedCessna 172 · Delavan, WIAug 31, 1964 · N7481T · Substantial damage NTSB UNK64X3499Accident · No injuriesClosedDouglas A-26B · Madison, WIAug 20, 1964 · N4050A · Substantial damage NTSB UNK64X3494Accident · No injuriesClosedBoeing A75N1 · Delavan, WIAug 20, 1964 · N63695 · Destroyed NTSB UNK64X3423Accident · Minor injuriesClosedCessna 140 · Waukesea, WIAug 16, 1964 · N89345 · Destroyed NTSB UNK64X3382Accident · No injuriesClosedCessna 172 · Ft Atkinson, WIAug 14, 1964 · N5681T · Substantial damage NTSB UNK64X3381Accident · No injuriesClosedBeechcraft M23 · Luck, WIAug 14, 1964 · N2386Z · Substantial damage NTSB UNK64X3348AccidentClosedChampion 7FC · Coloma, WIAug 12, 1964 · N9870B · Substantial damage NTSB UNK64X3195Accident · No injuriesClosedCessna 140 · Janesville, WIAug 3, 1964 · N2084V · Substantial damage NTSB UNK64X3185Accident · No injuriesClosedHughes 269A · Oconomowoc Lk, WIAug 2, 1964 · N8924F · Substantial damage NTSB UNK64X3067Accident · Minor injuriesClosedPiper PA22 · Lake Geneva, WIJul 27, 1964 · N2816P · Destroyed NTSB UNK64X3060Accident · 2 fatalClosedTaylorcraft BC12-D · Tomahawk, WIJul 26, 1964 · N95159 · Destroyed NTSB UNK64X2963Accident · No injuriesClosedCessna 140 · Wabeno, WIJul 21, 1964 · N1894U · Substantial damage NTSB UNK64X2960Accident · No injuriesClosedCessna 172B · Middletown, WIJul 21, 1964 · N6905X · Substantial damage NTSB UNK64X2946Accident · No injuriesClosedPiper PA24 · Eagle River, WIJul 20, 1964 · N5352P · Substantial damage NTSB UNK64X2892Accident · No injuriesClosedBellanca 14132 · Hales Corners, WIJul 18, 1964 · N86806 · Substantial damage NTSB UNK64X2827Accident · No injuriesClosedTaylorcraft BC12 · Janesville, WIJul 14, 1964 · N36112 · Substantial damage NTSB UNK64X2794Accident · No injuriesClosedErcoupe 415CD · Watertown, WIJul 12, 1964 · N94712 · Substantial damage NTSB UNK64X2764Accident · Minor injuriesClosedPiper PA22 · Mukwonago, WIJul 11, 1964 · N2713D · Substantial damage NTSB UNK64X2738Accident · No injuriesClosedBeechcraft C35 · Sheboygan, WIJul 9, 1964 · N644D · Substantial damage NTSB UNK64X2643Accident · No injuriesClosedMooney MK20D · Monroe Center, WIJul 4, 1964 · N6637U · Substantial damage NTSB UNK64X2610Accident · Serious injuriesClosedPiper PA18A · Waupun, WIJul 2, 1964 · N8078C · Destroyed NTSB UNK64X2549Accident · No injuriesClosedLuscombe 8A · Cushing, WIJun 28, 1964 · N2943K · Substantial damage NTSB UNK64X2369Accident · No injuriesClosedBeechcraft 35 · Rhinderlander, WIJun 19, 1964 · N3441B · Substantial damage NTSB UNK64X2280Accident · Minor injuriesClosedBeechcraft D35 · West Bend, WIJun 14, 1964 · N2953B · Substantial damage NTSB UNK64X2180Accident · Minor injuriesClosedBell 47G2A · Montello, WIJun 7, 1964 · N73227 · Substantial damage NTSB UNK64X2173Accident · Minor injuriesClosedStinson 108-3 · Solon Springs, WIJun 7, 1964 · N644C · Destroyed NTSB UNK64X2101Accident · No injuriesClosedBeechcraft H35 · Milwaukee, WIJun 4, 1964 · N5574D · Substantial damage NTSB UNK64X2058Accident · Minor injuriesClosedAeronca 7AC · Appleton, WIMay 31, 1964 · N84555 · Substantial damage NTSB UNK64X2050Accident · Minor injuriesClosedErcoupe 415C · Mukwonago, WIMay 31, 1964 · N2043H · Destroyed NTSB UNK64X2029Accident · No injuriesClosedPiper PA12 · Withee, WIMay 30, 1964 · N98932 · Substantial damage NTSB UNK64X2005Accident · Minor injuriesClosedPiper PA18 · Sturtevant, WIMay 29, 1964 · N7077D · Substantial damage NTSB UNK64X1972Accident · No injuriesClosedBeechcraft S35 · Milwaukee, WIMay 27, 1964 · N1503S · Substantial damage NTSB UNK64X1917Accident · No injuriesClosedCessna 310 · Milwaukee, WIMay 23, 1964 · N5226A · Substantial damage NTSB UNK64X1913Accident · Minor injuriesClosedChampion 7EC · Birchwood, WIMay 23, 1964 · N8912R · Substantial damage NTSB UNK64X1850Accident · No injuriesClosedBeechcraft 35-33 · La Crosse, WIMay 19, 1964 · N918T · Substantial damage