NTSB investigations: Enstrom F-28A, NJ

9 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19732026

NTSB investigations: Enstrom F-28A, NJ per year, 1973–2026: 9 cases
1973	1
1974	1
1976	3
1977	1
1982	1
1994	1
2025	1

Where

Open the map

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 c."eventStateOrRegion" = 'NJ' AND c."eventCountry" = 'USA' 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

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 c.\"eventStateOrRegion\" = 'NJ' AND c.\"eventCountry\" = 'USA'
    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 c."eventStateOrRegion" = 'NJ' AND c."eventCountry" = 'USA'
  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

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 ERA26FA077Accident · 2 fatalClass 3 · FieldPreliminary reportEnstrom 280 · Hammonton, NJOn December 28, 2025, at 1124 eastern standard time, an Enstrom F-28A helicopter, N520H, and an Enstrom 280C helicopter, N280MG, collided in midair near Hammonton, New Jersey. The private pilots onboard each of the helicopters were fatally injured. Both…Dec 28, 2025 · N280MG · 2 aircraft · Destroyed NTSB BFO94LA137Accident · No injuriesLimited investigationFinal reportEnstrom F-28A · Stewartsville, NJThe loss of engine power for undetermined reason.Aug 16, 1994 · N13CM · Substantial damage NTSB NYC82DA152Accident · No injuriesFinal reportEnstrom F28A · Hammonton, NJThe pilot performed an autorotation when the aircraft's engine lost power. Examination revealed no preimpact malfunction or failure.Jul 10, 1982 · N22BF · Substantial damage NTSB NYC77DHO21Accident · No injuriesClosedEnstrom F28A · Toms River, NJJul 16, 1977 · N605HF · Substantial damage NTSB NYC76DHD36Accident · No injuriesClosedEnstrom F-28A · Barnegat Light, NJAug 5, 1976 · N15SB · Destroyed NTSB NYC76AN104Accident · Minor injuriesClosedEnstrom F-28A · Island Beach, NJJun 8, 1976 · N9259 · Substantial damage NTSB NYC76FHD25Accident · No injuriesClosedEnstrom F-28A · Brigantine, NJApr 17, 1976 · N426RD · Substantial damage NTSB NYC74FHM34Accident · No injuriesClosedEnstrom F-28A · Teterboro, NJJun 22, 1974 · N9591 · Substantial damage NTSB NYC74FHM03Accident · No injuriesClosedEnstrom F-28A · Teterboro, NJAug 25, 1973 · N15SB · Substantial damage