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Accidents · NTSB ERA15CA295 · Final report

Stol LLC JA30 SUPERSTOL accident near West Union, South Carolina, August 2, 2015

On August 2, 2015 at about 9:40 pm local time, a 2014 Stol LLC JA30 SUPERSTOL, an amateur-built aircraft,, registered N556TW, was substantially damaged in an accident during prior to flight near West Union, South Carolina. It was a personal flight under general aviation rules (Part 91). No one was hurt; 2 people were on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

A loss of engine power while maneuvering due to water contamination in the fuel.

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

What the record shows

Date
August 2, 2015 · about 9:40 pm local time
Place
West Union, South Carolina · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
visual conditions (good weather)
Aircraft
Stol LLC JA30 SUPERSTOL, built 2014, amateur-built
Registration
N556TW · no longer on the register · serial JA294-03-13
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

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

The pilot stated that he and the passenger were nearing the conclusion of a local flight when the engine began to "sputter and run rough." The engine momentarily ran smooth before it began to run rough a second time, followed by a total loss of power. The pilot maneuvered the airplane for a forced landing, and stated that engine power was restored just prior to impact with trees and terrain. The airplane came to rest upright, and sustained substantial damage to both wings and the empennage.  During a postaccident wreckage examination, a 1-quart fuel sample was drained from the airplane, and about half of the sample was water. The pilot stated that prior to the accident flight, he had mistakenly fueled the airplane from a container of contaminated fuel.

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. Fuel contamination during prior to flight defining event
  2. Loss of engine power (partial) during maneuvering (low-alt flying)
  3. Collision with terrain or object (not controlled flight into terrain) during maneuvering (low-alt flying)

The NTSB's findings

  • cause Aircraft › Fluids/misc hardware › Fluids › Fuel › Fluid condition
  • cause Personnel issues › Task performance › (general) › (general) › Pilot

Pilot

  • Certificate: sport pilot
  • Ratings: single-engine land
  • Flight time: 4,000 hours in all
  • Last flight review: March 1, 2015
  • Medical certificate: Sport Pilot
  • Seat: left
  • Injury: no injuries

The aircraft

  • Airframe total time: 370.9 hours
  • Last inspection: condition inspection, April 20, 2015
  • Maximum gross weight: 1,320 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Rotax 912ULS (piston); 371 hours total
  • Operator: Stol LLC

The flight

  • Departed from: N/A Walhalla SC at 9:00 pm
  • Destination: N/A West Union SC
  • Flight plan: none

Weather at the time

  • Light: daylight
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 93°F (34°C), dew point 54°F (12°C)
  • Altimeter: 29.93 inHg
  • Observation at 9:54 pm from KCEU, 7 miles away

Injuries

FatalSeriousMinorNone
Flight crew1
Passengers1

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

4 documents, released by the NTSB on October 28, 2015. 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.

#DocumentWhat it is
1 Pilot's Statement PDF, 2 pages View Download
2 Memorandum for Record - FAA Inspector PDF, 1 page View Download
3 Maintenance Records PDF, 1 page View Download
4 Photos PDF, 2 pages View Download

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.