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NTSB investigations, 1973, WY

180,624 investigations by the National Transportation Safety Board since 1962: 174,602 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, 1973, WY per year, 1964–2026: 1,568 cases
1964	47
1965	52
1966	50
1967	55
1968	47
1969	53
1970	42
1971	34
1972	38
1973	45
1974	37
1975	42
1976	38
1977	48
1978	45
1979	34
1980	43
1981	40
1982	47
1983	44
1984	32
1985	20
1986	31
1987	16
1988	22
1989	14
1990	18
1991	21
1992	18
1993	24
1994	24
1995	15
1996	16
1997	12
1998	21
1999	21
2000	20
2001	17
2002	16
2003	19
2004	16
2005	17
2006	13
2007	13
2008	18
2009	4
2010	9
2011	26
2012	18
2013	15
2014	11
2015	14
2016	10
2017	11
2018	13
2019	11
2020	9
2021	5
2022	13
2023	6
2024	16
2025	9
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") = 1973 AND c."eventStateOrRegion" = 'WY' 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\") = 1973
    AND c.\"eventStateOrRegion\" = 'WY' 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") = 1973
  AND c."eventStateOrRegion" = 'WY' 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 DEN74AD031Accident · 1 fatalClosedCessna 150L · Cheyenne, WYDec 15, 1973 · N19583 · Destroyed NTSB DEN74FTC22Accident · Minor injuriesClosedPiper PA-28 · Casper, WYDec 1, 1973 · N4944L · Substantial damage NTSB DEN74AD028Accident · 3 fatalClosedCessna 182 · Cokeville, WYNov 29, 1973 · N9338G · Destroyed NTSB DEN74DTC21Accident · No injuriesClosedMaule M4220C · Gillette, WYNov 26, 1973 · N2080U · Substantial damage NTSB DEN74DTC20Accident · No injuriesClosedPiper PA-25 · Upton, WYNov 16, 1973 · N6393Z · Substantial damage NTSB DEN74AD018Accident · 2 fatalClosedPiper PA-18 · Lusk, WYOct 28, 1973 · N8579C · Destroyed NTSB DEN74FTC18Accident · No injuriesClosedPiper PA-20 · Cheyenne, WYOct 19, 1973 · N7657K · Substantial damage NTSB DEN74DTC19Accident · No injuriesClosedPiper PA-28 · Rock Springs, WYOct 19, 1973 · N9359W · Substantial damage NTSB DEN74AD016Accident · 2 fatalClosedBellanca 14-193 · Arlington, WYOct 10, 1973 · N1273R · Destroyed NTSB DEN74FTC15Accident · No injuriesClosedBeech 65-A90 · Casper, WYOct 4, 1973 · N100HM · Substantial damage NTSB DEN74DTC17Accident · No injuriesClosedPiper PA-24 · Wheatland, WYSep 28, 1973 · N9412P · Substantial damage NTSB DEN74DTC13Accident · No injuriesClosedPiper PA-18 · Wheatland, WYSep 16, 1973 · N4332Z · Destroyed NTSB DEN74FTC12Accident · No injuriesClosedCessna 310 · Cokeville, WYAug 31, 1973 · N6732T · Substantial damage NTSB DEN74FTC11Accident · Minor injuriesClosedCessna 411 · Farson, WYAug 26, 1973 · N100MM · Substantial damage NTSB DEN74AD011Accident · 1 fatalClosedCessna 195 · Worland, WYAug 25, 1973 · N4332N · Destroyed NTSB DEN74DTC10Accident · Minor injuriesClosedPiper PA-18 · Rocky Point, WYAug 16, 1973 · N7101K · Substantial damage NTSB DEN74DTC09Accident · No injuriesClosedPiper PA-28 · Laramie, WYAug 16, 1973 · N95477 · Substantial damage NTSB DEN74FTC14Accident · No injuriesClosedCessna 310P · Rock Springs, WYAug 14, 1973 · N6732T · Substantial damage NTSB DEN74DTC08Accident · No injuriesClosedCessna 210 · Greybull, WYAug 12, 1973 · N22054 · Substantial damage NTSB DEN74DTC07Incident · No injuriesClosedTaylorcraft DC12D · Evanston, WYAug 11, 1973 · N39243 · Minor damage NTSB DEN74FTC06Accident · Serious injuriesClosedPiper PA-32 · Savery, WYAug 3, 1973 · N4035W · Destroyed NTSB DEN74AD005Accident · 1 fatalClosedPiper PA-18 · Sheridan, WYAug 1, 1973 · N3571P · Destroyed NTSB DEN74FTC05Accident · Minor injuriesClosedAeronca 7BCM · Rock Springs, WYJul 29, 1973 · N2043A · Substantial damage NTSB DEN74DTC04Accident · No injuriesClosedChampion 7GCBC · Colony, WYJul 23, 1973 · N5130T · Substantial damage NTSB DEN74FTC02Accident · No injuriesClosedBeech D18S · Encampment, WYJul 1, 1973 · N6560D · Substantial damage NTSB DEN74DTC01Accident · Minor injuriesClosedCessna T210 · Pinedale, WYJul 1, 1973 · N6935R · Destroyed NTSB DEN73FTC29Accident · Serious injuriesClosedSnow S2C · Sheridan, WYJun 14, 1973 · N1641S · Destroyed NTSB DEN74DTC03Accident · No injuriesClosedPiper PA-18 · Lovell, WYJun 13, 1973 · N3099Z · Substantial damage NTSB DEN73FTC27Accident · No injuriesClosedCessna 180 · Kemmerer, WYJun 12, 1973 · N3657C · Substantial damage NTSB DEN73FTC28Accident · No injuriesClosedHughes 269A · Baggs, WYJun 11, 1973 · N8859F · Destroyed NTSB DEN73AD053Accident · 1 fatalClosedBerkshire C-70 · Burns, WYJun 10, 1973 · N10QT · Destroyed NTSB DEN73DTC26Accident · No injuriesClosedHelio H-395 · Jackson, WYMay 25, 1973 · N4198D · Substantial damage NTSB DEN73DTC25Accident · No injuriesClosedCessna T210J · Riverton, WYMay 9, 1973 · N2280R · Substantial damage NTSB DEN73DTC24Accident · No injuriesClosedBellanca 7GCBC · Rock River, WYApr 27, 1973 · N222WY · Substantial damage NTSB DEN73DTC23Accident · No injuriesClosedPiper PA-18 · Buffalo, WYApr 22, 1973 · N1449A · Substantial damage NTSB DEN73AD046Accident · 3 fatalClosedPiper PA-24 · Laramie, WYApr 8, 1973 · N8323P · Destroyed NTSB DEN73AD045Accident · 2 fatalClosedCessna 210 · Farson, WYMar 31, 1973 · N9545T · Destroyed NTSB DEN73FTC21Accident · Minor injuriesClosedPiper PA-18A · Bosler, WYMar 18, 1973 · N1385C · Destroyed NTSB DEN73DTC22Accident · No injuriesClosedCessna 180A · Glendo, WYMar 18, 1973 · N5220D · Substantial damage NTSB DEN73DTC20Accident · No injuriesClosedPiper PA-28R · Laramie, WYMar 15, 1973 · N2064T · Substantial damage NTSB DEN73FTC19Accident · No injuriesClosedHughes 269A · Hanna, WYFeb 22, 1973 · N8859F · Substantial damage NTSB DEN73AD038Accident · 4 fatalClosedMooney M20F · Saratoga, WYFeb 11, 1973 · N9352V · Destroyed NTSB DEN73FTC18Accident · Minor injuriesClosedPiper PA-28 · Cheyenne, WYJan 28, 1973 · N7240F · Substantial damage NTSB DEN73DTC17Accident · No injuriesClosedCessna 180 · Gillette, WYJan 21, 1973 · N3178D · Substantial damage NTSB DEN73DTC16Accident · No injuriesClosedMooney M20F · Sheridan, WYJan 2, 1973 · N9777M · Substantial damage