CEN25LA191

NTSB accident investigation · Air Tractor AT-401 · Hamlet, NE · June 2, 2025

Accident · No injuriesClass 4 · LimitedFinal report
Date
June 2, 2025, 10:00 local (15:00 UTC)
Place
Hamlet, NE · Accident site location was where the airplane struck the powerline. The airplane impacted the powerline (40.385247, -101.194831) about 1.82 nm east of Hamlet, Nebraska. The airplane then subsequently landed and came to rest (40.392839, -101.195678) about 0.46 nm north of the wire impact
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N60057Air Tractor AT-401
Defining event
Maneuvering-low-alt flying: Low altitude operation/event
Weather
Visual (VMC) · Day
Status
Completed · report January 9, 2026
Report
Approved by Office Director
Investigation class
Class 4 - Basic report with no Prelim publish
NTSB office
Central Region
Parties
Federal Aviation Administration - Lincoln FSDO
FAA report
20250602004849A
Case key
200249

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 failure to maintain clearance from the power lines during low altitude maneuvering.

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.

Performance/control parameters: altitudeAircraft › Aircraft oper/perf/capability · Not attained/maintainedAir Tractor AT-401: 3 casesAll aircraft: 1,310 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 was flying the agricultural airplane at a low altitude during an aerial application flight when the airplane’s vertical stabilizer and rudder struck power lines. The airplane’s vertical stabilizer, rudder, and elevator were substantially damaged during the collision with the power lines. The pilot made an immediate landing in a nearby field due to the damaged flight controls and the airplane ground looped during the landing rollout. The pilot reported that before the airplane collided with the power lines there were no mechanical malfunctions or failures that would have precluded normal operation of the airplane.

Aircraft

Registration
N60057
Reported as
Air Tractor AT-401
Category
Airplane
Serial number
401-0951
Built
1994
Airframe hours
2,127.9
Engine
Pratt & Whitney Canada PT6A-11AG, turbo prop
Damage
Substantial damage
Flight
Aerial application · Part 137
Operator
Sunflower Aero Inc
Registered owner
Sunflower Aero Inc
Airworthiness certificate
Special, Restricted (Special)
Last inspection
100 hour · March 1, 2025 · 42 hours before
Departed
ADT · Atwood, KS
Destination
ADT · Atwood, KS
Airport
N/A
Equipment
Electronic multifunction display, Satellite tracking device, Angle of attack indicator, ADS-B

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
21
Injuries
None
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Without waivers/limitations
Last flight review
April 20, 2024
Seat
Single
Restraint
4-point
Flight hours
1,054.7 total · 18 in this make and model · 1,054.7 as pilot in command · 90 in the last 90 days · 45 in the last 30 days · 1.8 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
190° at 6 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
75 °F, dew point 63 °F
Altimeter
29.82 inHg
Observed at
KIML, 21 nm away
METAR
METAR KIML 021453Z AUTO 19006KT 10SM CLR 24/17 A2982 RMK AO2 SLP065 T02390167 58002=

Docket · 2

The files NTSB released with the investigation on January 9, 2026, on NTSB’s docket system: statements, records, photos and specialists’ reports. 7.0 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.