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NTSB investigations, 1972, MT

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

19632026

NTSB investigations, 1972, MT per year, 1963–2026: 2,223 cases
1963	2
1964	78
1965	73
1966	87
1967	82
1968	61
1969	56
1970	67
1971	55
1972	46
1973	49
1974	59
1975	61
1976	60
1977	61
1978	57
1979	50
1980	46
1981	52
1982	57
1983	37
1984	38
1985	42
1986	34
1987	27
1988	31
1989	26
1990	32
1991	28
1992	29
1993	25
1994	29
1995	26
1996	23
1997	29
1998	38
1999	24
2000	28
2001	18
2002	25
2003	23
2004	29
2005	21
2006	33
2007	28
2008	20
2009	16
2010	14
2011	21
2012	17
2013	29
2014	21
2015	20
2016	18
2017	12
2018	14
2019	15
2020	19
2021	18
2022	14
2023	16
2024	18
2025	24
2026	15

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") = 1972 AND c."eventStateOrRegion" = 'MT' 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\") = 1972
    AND c.\"eventStateOrRegion\" = 'MT' 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") = 1972
  AND c."eventStateOrRegion" = 'MT' 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 SEA73DTA04Accident · No injuriesClosedPiper PA-18 · Outlook, MTDec 31, 1972 · N4050Z · Substantial damage NTSB SEA73FTI16Accident · No injuriesClosedCessna 175B · Great Falls, MTNov 30, 1972 · N8170T · Substantial damage NTSB SEA73AS014Accident · 2 fatalClosedBeech H35 · Lolo, MTNov 30, 1972 · N4695D · Destroyed NTSB SEA73FTA03Accident · No injuriesClosedPiper PA-18 · Sand Springs, MTNov 15, 1972 · N4045Z · Substantial damage NTSB SEA73FT115Accident · Minor injuriesClosedPiper PA-18 · Augusta, MTOct 30, 1972 · N4299Z · Destroyed NTSB SEA73AS011Accident · 2 fatalClosedCessna 182A · Ennis, MTOct 23, 1972 · N9918B · Destroyed NTSB SEA73AS010Accident · 3 fatalClosedCessna 182P · Corwin Spgs, MTOct 20, 1972 · N7414Q · Destroyed NTSB SEA73FTI14Accident · Minor injuriesClosedMooney M20F · Lincoln, MTOct 14, 1972 · N4005N · Substantial damage NTSB SEA73FTI13Accident · No injuriesClosedCessna 421 · Kalispell, MTOct 7, 1972 · N424WP · Destroyed NTSB SEA73FTA02Accident · No injuriesClosedCessna 150F · Miles City, MTSep 26, 1972 · N8094F · Substantial damage NTSB SEA73FT112Accident · No injuriesClosedCessna 170A · Livingston, MTSep 14, 1972 · N9028A · Substantial damage NTSB SEA73DTI11Accident · No injuriesClosedCessna 172 · Saco, MTSep 1, 1972 · N2550Y · Substantial damage NTSB SEA73FTI09Accident · No injuriesClosedMooney M20C · Harlem, MTAug 21, 1972 · N2901L · Substantial damage NTSB SEA73FTI08Accident · Minor injuriesClosedTaylorcraft BC12-D · Whitefish, MTAug 19, 1972 · N39226 · Substantial damage NTSB SEA73FTI07Accident · No injuriesClosedMooney M20E · Anaconda, MTAug 17, 1972 · N9248M · Substantial damage NTSB SEA73FTI05Accident · Minor injuriesClosedPiper PA-18 · Deer Lodge, MTAug 13, 1972 · N4714A · Substantial damage NTSB SEA73FTI04Accident · No injuriesClosedPiper PA-20 · Great Falls, MTAug 7, 1972 · N1514A · Substantial damage NTSB SEA73DTI10Accident · No injuriesClosedCessna 182 · Eureka, MTAug 6, 1972 · N9279X · Substantial damage NTSB SEA73FTI03Accident · No injuriesClosedPiper PA-28 · Twin Bridges, MTJul 16, 1972 · N7805W · Substantial damage NTSB SEA73DTI02Accident · No injuriesClosedCessna 172 · Rudyard, MTJul 14, 1972 · N78628 · Substantial damage NTSB SEA73FTA01Accident · No injuriesClosedRobertson 180H · Wyola, MTJul 9, 1972 · N3481Y · Substantial damage NTSB SEA73FTI01Accident · Minor injuriesClosedBell 206A · Paradise, MTJul 8, 1972 · N6273N · Substantial damage NTSB SEA72FTA18Accident · No injuriesClosedPiper PA-18 · Laurel, MTJun 28, 1972 · N5452H · Substantial damage NTSB SEA72DTI24Accident · No injuriesClosedPiper PA-18 · Virginia Cty, MTJun 17, 1972 · N4014Z · Substantial damage NTSB SEA72FTI23Accident · No injuriesClosedCessna 180 · Anaconda, MTJun 16, 1972 · N4679A · Substantial damage NTSB SEA72FTI22Accident · No injuriesClosedBellanca 7GCBC · Hogeland, MTMay 30, 1972 · N9183L · Substantial damage NTSB SEA72FTI20Accident · No injuriesClosedCessna 180 · Shelby, MTMay 29, 1972 · N8679X · Substantial damage NTSB SEA72FTI21Accident · No injuriesClosedTailwind Dower · Butte, MTMay 26, 1972 · N7804C · Substantial damage NTSB SEA72FTI19Accident · No injuriesClosedCessna 172H · Drummond, MTMay 20, 1972 · CF-BXE · Substantial damage NTSB SEA72FTI18Accident · No injuriesClosedPiper PA-30 · Thmpson Flls, MTMay 12, 1972 · N7788Y · Substantial damage NTSB SEA72DT117Accident · No injuriesClosedPiper PA-18 · Plains, MTApr 29, 1972 · N1447A · Substantial damage NTSB SEA72FTA17Accident · No injuriesClosedBell 47G-3B · Harlowton, MTApr 27, 1972 · N204Z · Substantial damage NTSB SEA72FTA16Accident · Minor injuriesClosedCessna 172 · Roberts, MTApr 19, 1972 · N9857T · Substantial damage NTSB SEA72AS046Accident · 2 fatalClosedAero Comdr 500 · Noxon, MTApr 8, 1972 · N2776 · Destroyed NTSB SEA72AS042Accident · 2 fatalClosedPiper PA-24 · Ronan, MTMar 23, 1972 · N7843P · Destroyed NTSB SEA72DTA14Accident · Minor injuriesClosedPiper PA-25 · Brusett, MTMar 22, 1972 · N7312Z · Substantial damage NTSB SEA72FTI16Accident · No injuriesClosedCessna 206 · Conner, MTMar 21, 1972 · N5011U · Substantial damage NTSB SEA72FTI15Accident · No injuriesClosedCessna 310G · Great Falls, MTMar 17, 1972 · N2905R · Substantial damage NTSB SEA72FTA15Accident · No injuriesClosedCessna 150J · Ashland, MTMar 16, 1972 · N5625G · Substantial damage NTSB SEA72FTA13Accident · Minor injuriesClosedStinson 108-3 · Red Lodge, MTFeb 26, 1972 · N6984M · Substantial damage NTSB SEA72DTI14Accident · No injuriesClosedPiper PA-18A · Conrad, MTFeb 20, 1972 · N3087Z · Substantial damage NTSB SEA72DTA12Accident · No injuriesClosedCessna 140 · Glendive, MTFeb 20, 1972 · N2040N · Substantial damage NTSB SEA72FTA11Accident · No injuriesClosedCessna 140 · Hardin, MTFeb 15, 1972 · N72261 · Substantial damage NTSB SEA72DTI13Accident · No injuriesClosedMooney M20E · Great Falls, MTFeb 6, 1972 · N9228V · Substantial damage NTSB SEA72DTI10Accident · No injuriesClosedAeronca 7EC · Malta, MTJan 21, 1972 · N7406B · Substantial damage NTSB SEA72FTI11Accident · No injuriesClosedCessna 172 · Kalispell, MTJan 19, 1972 · N6185E · Substantial damage