NTSB CAROL · Event
Event LAX94LA194
Aircraft involved
Probable cause & findings
THE FAILURE OF THE PILOT TO MAINTAIN AIRCRAFT CONTROL DUE TO SPATIAL DISORIENTATION WHILE PERFORMING AN ACROBATIC ROUTINE. A FACTOR IN THE ACCIDENT WAS THE LOW ALTITUDE AT WHICH THE PILOT WAS PERFORMING THE ACROBATIC MANEUVERS.
Factual narrative
On April 17, 1994, at 1246 hours Hawaiian standard time, a Pitts S-2A, N54TA, collided with the surface of the Pacific Ocean near Kahuku, Hawaii, during an acrobatic display. The airplane was being operated by Tsunami Aviation Hawaii, Inc., Kailua, Hawaii. The airplane was destroyed by impact forces. The certificated commercial pilot was fatally injured. The flight originated from Dillingham Field, Mokuleia, Hawaii, about 1230 hours. Visual meteorological conditions prevailed. The pilot was performing a weekly air show for guests of the Turtle Bay Hilton Hotel. According to witnesses, the airplane was doing slow rolls along the shoreline. After completing two rolls at an altitude of 200 to 300 feet, the airplane slowly rolled inverted and descended into the water in an arcing flight path. The witnesses heard the airplane's engine accelerate, followed by the airplane hitting the water. One witness, a surfer, had an unobstructed view of the accident. From his vantage point on the water, the surfer indicated the airplane came straight down from about 200 feet. He did not think there was a mechanical problem with the plane. The president of Tsunami Aviation Hawaii, Inc., indicated that the pilot was experienced in performing the show, having completing about 45 shows in the past year. The president indicated that in the past he had talked to the pilot about the acrobatic maneuvers in the show. According to the president, the pilot had stated on several occasions that, "you should never do more than 2 rolls at a time because you would become too easily disoriented." A PITTS S-2A COLLIDED WITH THE SURFACE OF THE OCEAN DURING AN ACROBATIC DISPLAY. THE PILOT WAS PERFORMING A WEEKLY AIR SHOW FOR GUESTS OF A WATERFRONT HOTEL. THE AIRPLANE WAS DOING SLOW ROLLS ALONG THE SHORELINE AT AN ALTITUDE OF 200 TO 300 FEET. AFTER COMPLETING TWO ROLLS, THE AIRPLANE SLOWLY ROLLED INVERTED AND DESCENDED INTO THE WATER IN AN ARCING FLIGHT PATH. THE AIRPLANE'S ENGINE WAS HEARD TO ACCELERATE SECONDS BEFORE HITTING THE WATER. THERE WERE NO REPORTS OF MECHANICAL FAILURE OR MALFUNCTIONS BY WITNESSES. THE PRESIDENT OF THE COMPANY THAT EMPLOYED THE PILOT INDICATED THAT IN THE PAST HE HAD TALKED TO THE PILOT ABOUT THE ACROBATIC MANEUVERS IN THE SHOW. ACCORDING TO THE PRESIDENT, THE PILOT HAD STATED ON SEVERAL OCCASIONS THAT, 'YOU SHOULD NEVER DO MORE THAN 2 ROLLS AT A TIME BECAUSE YOU WOULD BECOME TOO EASILY DISORIENTED.' Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1994_LAX94LA194.txt.
Findings + structured fields enriched from FAA avall.mdb.
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data.ntsb.gov ↗.
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Academic papers and agency reports matching this event's aircraft type or causal vocabulary (spatial disorientation). Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.
- Embry-Riddle Scholarly Commons 2025 · Journal article (IJAAA)
Design, Implementation, and Testing of Spatial Disorientation Scenarios in a Modified Hexapod Motion Simulator
Abstract Investigations into aviation accidents aim to identify root causes and enhance safety. Despite advancements in safety measures, technology, and education, general aviation accident rates rema…
- AOPA Air Safety Institute 2022 · Safety advisor
Safety Advisor: Spatial Disorientation
Safety advisor on the perceptual illusions that cause spatial disorientation: the leans, graveyard spiral, somatogravic and somatogyral illusions, false horizon, and Coriolis.
- NASA NTRS 2019 · Conference Paper
Evaluation of Low Cost, User-Centered Alerting Devices for the Mitigation of Flight Crew Spatial Disorientation
The National Aeronautics and Space Administration (NASA) is conducting research into technologies which have the potential to reduce flight crew Spatial Disorientation (SD).
- NASA NTRS 2019 · Presentation
Pre-Flight Training of Autonomic Responses for Mitigating the Effects of Spatial Disorientation During Spaceflight
The National Aeronautics and Space Administration (NASA) has identified a potential risk of spatial disorientation, motion sickness, and degraded performance to astronauts during re-entry and landing …
- NASA NTRS 2019 · Other
The Role of Spatial Disorientation in Fatal General Aviation Accidents
In-flight Spatial Disorientation (SD) in pilots is a serious threat to aviation safety. Indeed, SD may play a much larger role in aviation accidents than the approximate 6-8% reported by the National …
- NASA NTRS 2019 · Technical Memorandum (TM)
Autogenic-Feedback Training Exercise (AFTE) Mitigates the Effects of Spatial Disorientation to Simulated Orion Spacecraft Re-Entry: Individual Differences
NASA has identified a potential risk of spatial disorientation to future astronauts during re-entry of the proposed Orion spacecraft.
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