Event DEN84LA127

1984-04-13 MONTICELLO, Utah, United States Airport · U43 None 1 aircraft Status: Completed

Registry · N4FN

FAA Aircraft Registry record.

Make / Model

AGUSTAWESTLAND PHILADELPHIA AW139

Year of manufacture

2022

TCDS

R00002RD · LEONARDO S P A

Engine

P&W CANADA PT6C-67C (1679 hp)

Seats / Engines

17 seats · 2 engines

Last airworthiness date

20220819

ADS-B equipped

Yes — Mode-S A4A879

Registrant of record

BANK OF UTAH TRUSTEE

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N4FN Piper PA-28-140 None

Factual narrative

THE PILOT DEPARTED UPHILL WITH A TAILWIND AT NEAR GROSS WEIGHT WITH A HIGH DENSITY ALTITUDE. THE FLIGHT WAS LATE GETTINGSTARTED & AN EXCESSIVE MAGNETO DROP WAS ATTRIBUTED TO A FOULED PLUG. THE PILOT ALSO STATED THAT HE WAS UNDER MENTAL STRESS. THE ACFT LIFTED OFF BUT SLOWLY LOST ALTITUDE & IMPACTED A MILE FROM THE AIRPORT. BOTH WINGS WERE DEMOLISHED. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1984_DEN84LA127.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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