Enstrom F-28F
NTSB investigations · 38
Matched to the registry by N-number and event date, newest first.
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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c.\"mKey\" = a.case_mkey
WHERE a.aircraft_model_code IN ('3300412')
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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey
WHERE a.aircraft_model_code IN ('3300412')
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 WPR26LA270Accident · No injuriesClass 3 · LimitedPreliminary reportEnstrom F-28F · Malad City, IDOn July 21, 2026, about 0815 mountain daylight time, an Enstrom F-28F helicopter, N8624B, was substantially damaged when it was involved in an accident near Malad City, Idaho. The pilot and pilot-rated passenger were not injured. The helicopter was operated…NTSB CEN26LA154Accident · No injuriesClass 4 · LimitedFinal reportEnstrom F-28F · Oelwein, IAThe pilot's failure to maintain directional control during the hover taxi with a quartering tailwind.NTSB ERA22FA262Accident · 2 fatalClass 3 · FieldFinal reportEnstrom F28 · Greenville, OHAn impact with terrain for undetermined reasons.NTSB ANC21LA038Accident · No injuriesClass 3 · LimitedFinal reportEnstrom F-28F · Palmer, AKA loss of drive to the rotor system due to the disengagement of the main belt drive tensioning system, which resulted in a forced landing. The disengagement was due to inadequate clearance between the clutch handle and the roll pin in the handle bellcrank…NTSB WPR17IA198Incident · No injuriesIncident investigationFinal reportEnstrom F 28F · Glendale, AZAn internal failure of the turbo-compressor, which resulted in oil leaking into the turbo-compressor’s exhaust.NTSB GAA16LA100Accident · Serious injuriesLimited investigationFinal reportEnstrom F-28 · Ritter Butte, ORThe pilot’s improper fuel management, which resulted in a total loss of engine power due to fuel exhaustion and subsequent impact with terrain.NTSB CEN15LA224Accident · Serious injuriesLimited investigationFinal reportEnstrom F-28F · Argyle, TXThe pilot and flight instructor's inadvertent encounter with settling with power during a confined area takeoff at an altitude that was too low for recovery.NTSB CEN14LA412Accident · Serious injuriesLimited investigationFinal reportEnstrom F 28F · Tomah, WIA loss of engine power due to the malfunction of the No. 4 cylinder intake valve.NTSB WPR13LA167Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Twin Falls, IDA total loss of engine power for reasons that could not be determined because postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB CEN11CA638Accident · No injuriesData collectionFinal reportEnstrom F-28F · Menominee, MIThe pilot's failure to maintain control of the helicopter during a hover.NTSB CHI08CA203Accident · No injuriesData collectionFinal reportEnstrom F28F · Amberg, WIThe unsuitable terrain encountered by the pilot during a forced landing following a loss of engine power due to a cylinder head separation. Contributing to the accident was the tree.NTSB LAX07LA106Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Monmouth, ORThe failure of the main drive belt tension assembly shaft due to high cycle, low stress fatigue.NTSB FTW04LA212Accident · Minor injuriesLimited investigationFinal reportEnstrom F-28F · De Leon, TXThe pilot's failure to properly secure a fuel line, which resulted in a loss of engine power due to leakage and subsequent fuel starvation.NTSB FTW03LA122Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Monroe, LAThe pilot's failure to maintain control of the helicopter. A contributing factor was the crosswind.NTSB SEA01LA003Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Twin Falls, IDThe pilot's failure to maintain adequate rotor rpm. Unsuitable terrain was selected for the maintenance test flight operation.NTSB LAX99LA112Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · San Jose, CAThe loss of aircraft control due to the pilot's sudden application of collective combined with excessive cyclic inputs.NTSB MIA98LA221Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Marco Island, FLThe pilot's inadequate fuel management which led to fuel exhaustion. A related factor was the pilot's improper use of the flight controls during autorotation.NTSB ANC98LA109Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Skwentna, AKA loss of engine power due to a fractured number three cylinder intake manifold flange, and the pilot's inability to maintain the proper rate of descent during the autorotation flare. A contributing factor associated with the accident was the downwind…NTSB CHI98LA166Accident · No injuriesLimited investigationFinal reportEnstrom F28 · West Chicago, ILthe student pilot attempting a tailwind landing and improper compensation for the wind resulting in too high of a sink rate and the hard landing.NTSB ANC98LA037Accident · Minor injuriesLimited investigationFinal reportEnstrom F-28F · Haines, AKThe pilot flaring too low during an improper practice autorotation.NTSB SEA98FA055Accident · No injuriesField investigationFinal reportEnstrom F28F · Baker, ORFatigue failure of the steel tubing pylon structure. Factors include inadequate inspection by maintenance personnel of damage after a previous accident.NTSB SEA98LA021Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · John Day, ORa loss of engine power for undetermined reasons.NTSB LAX97LA224Accident · Minor injuriesLimited investigationFinal reportEnstrom F-28-F · Riverside, CAfailure by unknown maintenance personnel to retorque the nuts on the retainer cover.NTSB CHI97FA025Accident · 3 fatalField investigationFinal reportEnstrom F28F · Gutherie, ILthe pilot's inadequate preflight preparation and not maintaining control of the helicopter during its rearward flight. A factor was the pilot's over-confidence in his personal ability.NTSB CHI91LA154Accident · No injuriesLimited investigationFinal reportEnstrom F28 · Hampshire, ILAircraft control was not maintained when the aircraft encountered an uncotrolled descent by the pilot. Remedial action by the pilot was inadequate. A factor related to the acident was lack of total experience in type of aircraft by the pilot.NTSB LAX90LA335Accident · No injuriesLimited investigationFinal reportEnstrom F28F · Beatty, NVThe pilot's selection of unsuitable terrain on which to land. Loose shale rock and sloping downhill terrain were factors in the accident.NTSB LAX90LA155Accident · No injuriesLimited investigationFinal reportEnstrom F28F · Corona, CAThe partial failure of the engine's right magneto, which resulted in a loss of engine power.NTSB BFO90LA011Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Wilmington, DEA loss of engine power as a result of the student pilot inadvertently pulling the mixture control to the idle cut-off position, and the flight instructor's inadequate supervision. A contributing factor to the accident was the rough and uneven terrain.NTSB LAX89FA238Accident · No injuriesField investigationFinal reportEnstrom F28F · Oakland, CAFailure of the pilot to properly maintain rotor RPM throughout the autorotation.NTSB MIA88LA247Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Boca Raton, FLWhile at an alt of aprx 800 ft 1 mile offshore, the plt reported a drop of the manifold pressure from 29 to 20'HG, & as a result, the main rotor and engine RPM needles split. He then turned on the boost pump with negative results. An autorotative landing in…NTSB SEA88LA127Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Haines, AKThe pilot purchased the helicopter with an undocumented modification designed to restrain the collective. Reportedly, hereceived no guidance regarding the use of the collective hold-down device. According to the aircraft manufacturer there existed no Enstrom…NTSB ANC87FA137Accident · 1 fatalField investigationFinal reportEnstrom F-28F · Anchorage, AKThe pilot of the helicopter was seen flying at approximately 50 feet AGL down the length of a private gravel airstrip near Anchorage, Alaska. A nearby jogger said that the pilot appeared to wave at him as he flew past and then he heard the helicopter crash…NTSB NYC87MA024Accident · 1 fatalMajor investigationFinal reportEnstrom F-28F · Manhattan, NYThe aircraft was contracted by nbc to make daily highway traffic observations in the new york city area. The pilot and passenger, an nbc radio traffic reporter, were flying in a northerly direction along Manhattan's west side at an altitude of about 75 feet.…NTSB NYC85LA208Accident · Minor injuriesLimited investigationFinal reportEnstrom F-28F · Groton, CTEnstrom F28F, N8623X was performing auto rotation at Groton-new london, Connecticut when a loss of power was experienced, the student pilot was at the controls and entered auto rotation with the understanding that it would terminate in a power recovery. After…NTSB DEN85FA134Accident · 1 fatalField investigationFinal reportEnstrom F-28F · Carrizozo, NMThe student pilot departed albiquerque, NM with less than full fuel tanks and a worn out eng driven fuel pump which allowed fuel to be pumped overboard. No flt plan was filed. During his VMC x-country flt, the eng failed and an unsuccessful autorotation…NTSB SEA84LA021Accident · Minor injuriesLimited investigationFinal reportEnstrom F28F · Hillsboro, ORThe acft did a hard landing during autorotation after the engine ran rough and quit at 250 ft AGL during takeoff. The pilot had leaned the mixture, he said, prior to takeoff and he was not sure if he pushed the mixture to full rich when the engine started to…NTSB DEN83LA099Accident · No injuriesLimited investigationFinal reportEnstrom F-28F · Belfield, NDThe helicopter rolled over on a slight slope in an open field during a landing. The pilot stated that the acft touched down on the left skid, the acft started to tip to the left and he over corrected so that the acft rolled over to the right.NTSB ANC82DA075Accident · Minor injuriesFinal reportEnstrom F-28F · Near Sutton, AKThe pilot had approached and landed on a bluff to discharge his two passengers. However, before discharging the passengers, he decided to takeoff and find a better landing area. When the helicopter was about 10 to 20 ft from the takeoff point, but…
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