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NTSB investigations: NONE, 1976

41 cases on aircraft whose registry engine model is NONE. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19642026

NTSB investigations: NONE, 1976 per year, 1964–2026: 2,123 cases
1964	20
1965	19
1966	15
1967	25
1968	32
1969	27
1970	31
1971	30
1972	25
1973	45
1974	41
1975	49
1976	41
1977	51
1978	55
1979	46
1980	60
1981	42
1982	38
1983	64
1984	58
1985	45
1986	50
1987	31
1988	39
1989	25
1990	34
1991	37
1992	36
1993	37
1994	42
1995	34
1996	45
1997	39
1998	37
1999	29
2000	30
2001	44
2002	34
2003	35
2004	38
2005	38
2006	30
2007	38
2008	33
2009	33
2010	36
2011	28
2012	28
2013	24
2014	24
2015	24
2016	22
2017	19
2018	26
2019	20
2020	19
2021	24
2022	25
2023	17
2024	23
2025	18
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") = 1976 AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('00000')) 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\") = 1976
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('00000'))
  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") = 1976
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('00000'))
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 FTW77FA026Accident · 2 fatalClosedPiccard AX-6 · Jersey Village, TXDec 30, 1976 · N53DP · Destroyed NTSB OAK77DJA04Accident · Minor injuriesClosedSczeny-Roth BG12B · Mokuleia, HIDec 11, 1976 · N2262C · Substantial damage NTSB SEA77DYE05Accident · Minor injuriesClosedSchweizer SGS126 · Issaquah, WANov 28, 1976 · N65952 · Substantial damage NTSB IAD77DIA05Accident · No injuriesClosedSemco TC-4 · Warrenton, VANov 7, 1976 · N8695 · Substantial damage NTSB MIA77DLD10Accident · No injuriesClosedSchweizer SGS126 · Oviedo, FLOct 25, 1976 · N2631H · Substantial damage NTSB NYC77FHM02Accident · Serious injuriesClosedSchemp Stdcir · Minisink, NYOct 23, 1976 · N11JY · Substantial damage NTSB NYC77FNE02Accident · Serious injuriesClosedSchweizer SGS233 · Pittsfield, MAOct 17, 1976 · N33977 · Destroyed NTSB CHI77DEE02Accident · Minor injuriesClosedSchweizer SGU222 · Park Forest, ILOct 3, 1976 · N681U · Substantial damage NTSB MIA77DLD88Accident · No injuriesClosedLet-Np-K L-13 · Land O Lakes, FLSep 19, 1976 · N14WG · Substantial damage NTSB SEA76DYE62Accident · No injuriesClosedSchweizer SGS233 · Monroe, WASep 18, 1976 · N5728S · Substantial damage NTSB FTW76DRG89Accident · No injuriesClosedSchweizer SGS233 · Spicewood, TXSep 5, 1976 · N1185S · Substantial damage NTSB CHI76DEM57Accident · No injuriesClosedSchemp SH1 · Lansing, MISep 5, 1976 · N12052 · Substantial damage NTSB NYC76FNE33Accident · Serious injuriesClosedSchweizer SGS126 · Sterling, MAAug 21, 1976 · N1106S · Substantial damage NTSB NYC76DHA49Accident · Minor injuriesClosedSchweizer SGS126 · Erwinna, PAAug 21, 1976 · N1102S · Substantial damage NTSB NYC76FGT26Accident · Minor injuriesClosedSchweizer SGS233 · Fredericksburg, PAAug 3, 1976 · N2440W · Substantial damage NTSB NYC76FHA44Accident · No injuriesClosedSchweizer SGS233 · Kutztown, PAAug 1, 1976 · N33920 · Substantial damage NTSB NYC76FGM41Accident · No injuriesClosedSchleicher ASW-15 · Claysburg, PAAug 1, 1976 · N15DC · Substantial damage NTSB MKC76FCJ55Accident · No injuriesClosedSchleicher K-7 · Lincoln, NEJul 28, 1976 · N8241E · Substantial damage NTSB FTW76FQD29Accident · No injuriesClosedSchweizer SGS126 · Fabens, TXJul 25, 1976 · N3908A · Substantial damage NTSB CHI76FEI36Accident · No injuriesClosedSchweizer SGU222 · Belden, OHJul 24, 1976 · N5828V · Substantial damage NTSB MKC76DCA36Accident · Serious injuriesClosedBriegleb BG-12B · Painton, MOJul 18, 1976 · N9015 · Substantial damage NTSB FTW76FQD30Accident · No injuriesClosedSchweizer SGS126 · Fabens, TXJul 7, 1976 · N8639R · Substantial damage NTSB LAX76DUG69Accident · No injuriesClosedSchweizer SGS232 · Adelanto, CAJun 19, 1976 · N697U · Substantial damage NTSB MIA76DLG34Accident · Minor injuriesClosedSchweizer SGS233 · Aiken, SCJun 15, 1976 · N7537 · Substantial damage NTSB SEA76FYG54Accident · No injuriesClosedLet-Np-K L-13 · Ephrata, WAJun 5, 1976 · N3460 · Substantial damage NTSB SEA76DYG55Accident · No injuriesClosedSchweizer SGS126 · Waterville, WAJun 5, 1976 · N7562 · Substantial damage NTSB OAK76DXQ48Accident · Minor injuriesClosedPiccard AX-6W · Quincy, CAMay 31, 1976 · N69US · Substantial damage NTSB NYC76FNE21Accident · Minor injuriesClosedSchweizer SGS135 · Plymouth, CTMay 28, 1976 · N34189 · Substantial damage NTSB OAK76FVW25Accident · No injuriesClosedSchweizer SGS233 · Henderson, NVMay 11, 1976 · N2494W · Substantial damage NTSB NYC76FGT23Accident · No injuriesClosedSchweizer SGS126 · Monterey, PAMay 8, 1976 · N8653R · Substantial damage NTSB MKC76FCD41Accident · Minor injuriesClosedRaven RX-6 · Carlisle, IAApr 29, 1976 · N8671L · Destroyed NTSB DEN76DQA44Accident · No injuriesClosedRaven S-55A · Albuquerque, NMApr 25, 1976 · N54708 · Substantial damage NTSB MIA76DKG56Accident · Serious injuriesClosedRaven RX-6 · Albany, GAApr 18, 1976 · N8692L · No damage NTSB LAX76FUQ35Accident · No injuriesClosedGlasflugel H-301B · Inyokern, CAApr 17, 1976 · N8JP · Substantial damage NTSB FTW76FQD20Accident · Minor injuriesClosedSchweizer SGS232 · Fabens, TXApr 3, 1976 · N7746S · Substantial damage NTSB NYC76DFJ17Accident · Minor injuriesClosedSchweizer SGS233 · Elmira, NYMar 14, 1976 · N17965 · Substantial damage NTSB MIA76FLD48Accident · No injuriesClosedSchweizer SGS233 · Oviedo, FLMar 7, 1976 · N2449W · Substantial damage NTSB LAX76DUG44Accident · No injuriesClosedSchweizer SGS233 · Adelanto, CAFeb 29, 1976 · N7589 · Substantial damage NTSB LAX76DUQ30Accident · No injuriesClosedLet-Np-K L-13 · California Cty, CAFeb 28, 1976 · N3463 · Substantial damage NTSB MIA76DLA32Accident · No injuriesClosedSchweizer SGS233 · Archer, FLJan 29, 1976 · N17964 · Substantial damage NTSB MIA76DLA30Accident · No injuriesClosedSchweizer SGS126 · Quincy, FLJan 24, 1976 · N1107S · Substantial damage