WPR24LA300

NTSB accident investigation · Pacific Aerospace 750XL · Mulino, OR · August 31, 2024

Accident · No injuriesClass 4 · LimitedFinal report
Date
August 31, 2024, 14:40 local (21:40 UTC)
Place
Mulino, OR · 97013
Injuries
15 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N902STPacific Aerospace 750XL
Defining event
Enroute: Miscellaneous/other
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
Investigation class
Class 4 - Basic report with no Prelim publish
NTSB office
Western Pacific Region
Parties
FAA
Case key
195086

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Probable cause

The skydiver’s unintentional parachute deployment and subsequent entanglement with the airplane’s horizontal stabilizer.

Findings · 2

NTSB’s coded findings. Those marked are part of the probable cause; the rest are factors or other findings. Under each, the cases with the same finding.

Object/animal/substance: personEnvironmental issues › Physical environment · Effect on equipmentPacific Aerospace 750XL: 1 caseAll aircraft: 17 casesProbable cause

Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.

Analysis

The pilot of the airplane reported that, during a skydiving flight, a skydiver’s parachute deployed early and became entangled with the tail. He felt the airplane pitch up and down violently before the parachute dislodged from the tail. The skydivers exited the airplane successfully and he was able to land the airplane without further incident. The airplane sustained substantial damage to the horizontal stabilizer. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.

Aircraft

Registration
N902ST
Reported as
Pacific Aerospace 750XL
Category
Airplane
Serial number
153
Built
2009
Engine
P & W PT6A-34, 750 horsepower, turbo prop
Damage
Substantial damage
Flight
Skydiving · Part 91
Operator
True North Aviation LLC
Registered owner
True North Aviation LLC
Airworthiness certificate
Standard, Normal
Departed
4S9 · Portland-Mulino, OR
Airport
4S9 · Mulino State
Equipment
Electronic flight bag or handheld device, ADS-B, Stall warning system

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
68
Injuries
None
Certificate
Airline transport
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 2, With waivers/limitations
Last flight review
July 27, 2023
Seat
Left
Restraint
3-point
Flight hours
17,000 total · 400 in this make and model · 15,000 as pilot in command · 25 in the last 90 days · 10 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Visibility
10 statute miles
Lowest ceiling
None
Temperature
93 °F, dew point 55 °F
Altimeter
29.91 inHg
Observed at
KUAO, 8 nm away
METAR
KUAO 312153Z VRB04KT 10SM CLR 34/13 A2991 RMK AO2 SLP126 T03390128

Docket · 2

The files NTSB released with the investigation on March 6, 2025, on NTSB’s docket system: statements, records, photos and specialists’ reports. 2.6 MB in all.