WPR25LA251

NTSB accident investigation · Socata TBM 700 · Kalispell, MT · August 11, 2025

Accident · No injuriesClass 4 · LimitedFinal report
Date
August 11, 2025, 14:07 local (20:07 UTC)
Place
Kalispell, MT
Injuries
4 uninjured
Damage
Destroyed
Phase of flight
Approach
Aircraft
N860CASocata TBM 700
Defining event
Approach-VFR pattern final: Aerodynamic stall/spin
Weather
Visual (VMC) · Day
Status
Completed · report November 6, 2025
Report
Approved by Office Director
Investigation class
Class 4 - Basic report with no Prelim publish
NTSB office
Western Pacific Region
Parties
Daher, Federal Aviation Administration, Bureau d'Enquêtes et d'Analyses pour la Sécurité de l'Aviation Civile, Transportation Safety Board of Canada, Pratt & Whitney Canada
FAA report
20250811013412A
Case key
200769

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 pilot’s unstable approach to the runway, which resulted in an aerodynamic stall at low altitude and impact with terrain.

Findings · 3

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.

Use of equip/info: aircraft controlPersonnel issues › Task performance · PilotSocata TBM 700: 21 casesAll aircraft: 9,295 casesProbable cause
Performance/control parameters: airspeedAircraft › Aircraft oper/perf/capability · Not attained/maintainedSocata TBM 700: 9 casesAll aircraft: 1,681 casesProbable cause
Performance/control parameters: descent/approach/glide pathAircraft › Aircraft oper/perf/capability · Not attained/maintainedSocata TBM 700: 4 casesAll aircraft: 809 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 the airplane was too high during approach to the airport, and he responded by reducing the engine power to idle. When the airplane was about 40 ft above the runway, the “airspeed” aural caution sounded, and the pilot added engine power; however, the airspeed continued to decay, and the “stall” aural warning sounded. The airplane subsequently rolled left, impacted terrain alongside the left side of the runway, caught fire, and slid into the airport apron. The pilot and passengers were able to exit the airplane through the main cabin door before the airplane was destroyed by postaccident fire. The pilot reported there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation.

Aircraft

Registration
N860CA
Reported as
Socata TBM 700
Category
Airplane
Serial number
596
Built
2011
Airframe hours
3,312
Engine
Pratt & Whitney Canada PT6A-66D, 850 horsepower, turbo prop
Damage
Destroyed
Fire
On-Ground
Flight
Business · Part 91
Operator
Decagon Services INC, doing business as Decagon Devices INC
Registered owner
Meter Sky LLC
Airworthiness certificate
Standard, Normal
Last inspection
Annual · October 15, 2024
Departed
PUW · Pullman, WA
Destination
Same as departure
Flight plan
IFR
Airport
S27 · Kalispell City Airport, runway 13, 3,600 × 60 ft, asphalt
Equipment
Electronic primary flight display, Electronic multifunction display, Auto-pilot, ADS-B, Stall warning system, Onboard weather

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
50
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Without waivers/limitations
Last flight review
March 21, 2025
Restraint
4-point
Flight hours
1,704.6 total · 1,244.9 in this make and model · 1,445.8 as pilot in command · 43 in the last 90 days · 11 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
160° at 7 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
84 °F, dew point 54 °F
Altimeter
30.06 inHg
Observed at
KGPI, 8 nm away
METAR
KGPI 111955Z 16007KT 10SM CLR 29/12 A3006 RMK AO2 SLP162 T02940117

Docket · 4

The files NTSB released with the investigation on November 6, 2025, on NTSB’s docket system: statements, records, photos and specialists’ reports. 8.6 MB in all.

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.