NTSB investigations: Enstrom F-28A, 2004
2 cases on aircraft the registry lists as Enstrom F-28A. 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.
Cases per year
| 1969 | 1 |
|---|---|
| 1970 | 2 |
| 1971 | 3 |
| 1972 | 6 |
| 1973 | 9 |
| 1974 | 14 |
| 1975 | 14 |
| 1976 | 14 |
| 1977 | 11 |
| 1978 | 8 |
| 1979 | 8 |
| 1980 | 4 |
| 1981 | 4 |
| 1982 | 3 |
| 1983 | 5 |
| 1984 | 4 |
| 1985 | 1 |
| 1986 | 2 |
| 1987 | 6 |
| 1988 | 4 |
| 1989 | 1 |
| 1990 | 5 |
| 1991 | 2 |
| 1992 | 4 |
| 1993 | 2 |
| 1994 | 3 |
| 1995 | 1 |
| 1996 | 1 |
| 1997 | 1 |
| 1998 | 2 |
| 1999 | 1 |
| 2001 | 3 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 1 |
| 2007 | 1 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 1 |
| 2019 | 1 |
| 2021 | 1 |
| 2025 | 1 |
Where
Open the mapLatest cases
Query with SQL
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\") = 2004
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3300406'))
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") = 2004
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3300406'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 ATL05CA028Accident · No injuriesData collectionFinal reportEnstrom F-28A · Smyrna, TNThe loss of engine power for undetermined reasons, and the pilot's improper flare during forced landing, which resulted in an inflight collision into an open field.NTSB CHI04CA237Accident · Serious injuriesData collectionFinal reportEnstrom F-28A · Leroy, MNThe partial loss of engine power due to the missing 1/8-27 NPT Allen plug as a result of other maintenance personnel undertorquing the plug. Additionally, the pilot improperly excecuted a run on landing. A factor was the loss of tail rotor effectiveness.