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NTSB investigations: Bell 206B, 1997

15 cases on aircraft the registry lists as Bell 206B. 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

19672026

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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\") = 1997
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1181511'))
  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.

NTSB FTW98TA072Accident · Serious injuriesFinal reportBell 206B-III · Reserve, NMThe pilot's inadvertent loss of tail rotor effectiveness. A factor was the high density altitude weather condition.Dec 18, 1997 · N124DA · Substantial damageNTSB ANC98TA011Accident · No injuriesFinal reportBell 206B · Anchorage, AKThe pilot's failure to maintain adequate rotor RPM during an autorotation landing.Dec 5, 1997 · N83146 · Substantial damageNTSB SEA98LA013Accident · No injuriesLimited investigationFinal reportBell 206B · Forest Grove, ORExcessive deceleration of the helicopter by the pilot-in-command, resulting in an in-flight main rotor blade strike on the helicopter's external load line and subsequent main rotor separation. Downhill terrain which led to a descending approach to the pickup…Nov 8, 1997 · N101LF · DestroyedNTSB ANC98LA003Accident · No injuriesLimited investigationFinal reportBell 206-B2 · Sutton, AKThe pilot's failure to maintain clearance between the tail rotor and the external long line cable, and the subsequent entanglement of the tail rotor with the long line.Oct 15, 1997 · N86TA · Substantial damageNTSB IAD98FA005Accident · 4 fatalField investigationFinal reportBell 206B · Sago, WVThe improper overhaul of the turbine governor by the manufacturer, which resulted in the loss of power.Oct 12, 1997 · N911RH · DestroyedNTSB FTW97LA364Accident · Serious injuriesLimited investigationFinal reportBell 206B2 · Anahuac, TXthe pilot's inability to maintain control of the helicopter after encountering a dynamic rollover due to entanglement of the external load cable with the left landing gear skid.Sep 25, 1997 · N59396 · DestroyedNTSB LAX97LA317Accident · Minor injuriesLimited investigationFinal reportBell 206B · Napa, CAFailure of the pilot to perform an adequate preflight, which resulted in him failing to notice and release the tie down chains.Sep 8, 1997 · N770GG · Substantial damageNTSB FTW97LA326Accident · No injuriesLimited investigationFinal reportBell 206B · Oak Grove, LAThe disconnect of the #5 tail rotor drive segment due to the debonding of the joint between the shaft tube and the flange fitting. Factors were the improper bead blasting of the tail rotor drive segment by an unknown maintenance personnel, and the lack of…Aug 23, 1997 · N7929J · Substantial damageNTSB ANC97GA126Accident · 1 fatalFinal reportBell BH-206B · Dillingham, AKThe pilot's intentional VFR flight into instrument meteorological conditions (IMC). Factors associated with the accident are the pilot's failure to activate the cabin heating system, the lack of an operable windshield defogger, the pilot's overconfidence in…Aug 21, 1997 · N18FH · DestroyedNTSB LAX97LA262Accident · Serious injuriesLimited investigationFinal reportBell 206B · Pollock Pines, CAthe passenger's failure to recognize and avoid the hazard associated with the rotating tail rotor. The operator/event organizer's lack of ground facilities or support personnel to assist/control passenger access to the helipad was a related factor.Jul 26, 1997 · N123WF · No damageNTSB FTW97LA252Accident · Serious injuriesLimited investigationFinal reportBell 206B · New Iberia, LAthe pilot's improper in-flight planning/decision. A related factor was his failure to follow the company procedure of maintaining visual contact with the external long-line cable, while hovering with it attached.Jul 3, 1997 · N49661 · Substantial damageNTSB FTW97FA208Accident · 1 fatalField investigationFinal reportBell 206B · Intracoastl Cty, LAThe failure of both pilots to see and avoid each other's aircraft. Factors were the failure of the pilot of N2773A to use the available traffic advisory service and the failure of the operator of N2773A to make the use of traffic advisory services a company…Jun 1, 1997 · N115AL · 2 aircraft · Substantial damageNTSB MIA97FA172Accident · Serious injuriesField investigationFinal reportBell 206B · Winter Park, FLThe pilots improper in-flight planning/decision to conduct an out of ground effect hover with a tailwind resulting in an in-flight loss of directional control due to loss of tailrotor effectiveness/unanticipated right yaw, and subsequent in-flight collision…May 22, 1997 · N61PP · DestroyedNTSB LAX97LA185Accident · 1 fatalLimited investigationFinal reportBell 206B · Hilo, HIthe noninstrument-rated pilot flew into instrument conditions and failed to maintain adequate terrain clearance, while attempting to descend through an overcast. The adverse weather conditions and mountainous terrain were related factors.May 18, 1997 · N98AW · DestroyedNTSB LAX97LA110Accident · Serious injuriesLimited investigationFinal reportBell 206B · Mountain Spring, NVthe pilot's poor weather evaluation and the decision to continue to attempt to land during forecast adverse weather conditions.Feb 24, 1997 · N42SS · Destroyed