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Accidents · NTSB GAA18CA250 · Final report

Amateur-built MOSQUITO XE accident near Iron Station, North Carolina, May 2, 2018

On May 2, 2018 at about 2:00 pm local time, a 2013 amateur-built MOSQUITO XE (helicopter), registered N725JC, was destroyed in an accident during maneuvering (hover) near Iron Station, North Carolina. It was a personal flight under general aviation rules (Part 91). 1 person had minor injuries. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

The noncertificated pilot’s decision to practice hovering the helicopter in a confined space, which resulted in the tail rotor striking a tree.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
May 2, 2018 · about 2:00 pm local time
Place
Iron Station, North Carolina · map
Type
Accident
Injuries
1 person had minor injuries.
Weather
visual conditions (good weather)
Aircraft
Amateur-built MOSQUITO XE NO SERIES, built 2013
Registration
N725JC · no longer on the register · serial MXE 1123110B
Damage
Destroyed
Flight
Personal flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

The noncertificated pilot reported that, while practicing hovering in his yard, the experimental amateur-built helicopter struck a tree with the tail rotor. He added that, the next thing he knew the helicopter developed "a huge vibration suddenly and [he] had no heading control." Subsequently, the helicopter impacted the ground. The pilot reported that there were no preaccident mechanical failures or malfunctions with the helicopter that would have precluded normal operation. The helicopter was destroyed by a postcrash fire. The pilot reported in the NTSB Pilot/Operator Aircraft Accident/Incident Report form (6120.1) that he should have taken more dual instruction and that he should have chosen a more open area for hover practice.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

What happened, in order

  1. Loss of lift during maneuvering (hover) defining event
  2. Controlled flight into terrain or object (CFIT) during maneuvering (hover)

The NTSB's findings

  • cause Aircraft › Aircraft oper/perf/capability › Performance/control parameters › Heading/course › Not attained/maintained
  • cause Personnel issues › Task performance › Use of equip/info › Aircraft control › Pilot
  • Environmental issues › Physical environment › Object/animal/substance › Tree(s) › Contributed to outcome
  • Aircraft › Aircraft oper/perf/capability › Performance/control parameters › Prop/rotor parameters › Not attained/maintained

Pilot

  • Medical certificate: Sport Pilot
  • Seat: sngl
  • Injury: minor injuries

The aircraft

  • Airframe total time: 350 hours
  • Last inspection: annual inspection, April 3, 2018
  • Maximum gross weight: 612 lb
  • Seats: 1
  • Landing gear: fixed
  • Engine: Intec 800 (piston); 200 hours total
  • Fire on the ground

The flight

  • Departed from: Iron Station NC at 2:00 pm
  • Destination: Iron Station NC
  • Flight plan: none

Weather at the time

  • Light: daylight
  • Wind: from 230° at 8 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 68°F (20°C), dew point 48°F (9°C)
  • Altimeter: 30.31 inHg
  • Observation at 1:55 pm from KIPJ, 3 miles away

Injuries

FatalSeriousMinorNone
Flight crew1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

2 documents, released by the NTSB on June 28, 2018. View them here, or download them; the NTSB redacts some personal details before release, and this site shows the NTSB's own titles rather than its file names.

The same docket at the NTSB · documents without a copy here are fetched from the NTSB when you open them.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.