Image Credit - The New Yorker

OceanGate Tragedy: A Cautionary Tale

November 8,2024

Technology

The Abyss: A Perilous Realm for Exploration 

Venturing into the ocean's darkest depths is a risky endeavor. The foremost goal of any submersible vessel is to resist the immense pressures crushing it from all sides. Even if the pilot loses consciousness, the craft must still be able to make its way back to the surface carrying enough oxygen to keep everyone alive. Upon resurfacing, the hatch must open smoothly, allowing occupants to safely exit. Robust tracking and communications systems are essential for coordinating rescue efforts in the event of an emergency. Only after meeting these fundamental safety requirements can a submersible fulfill its purpose – carrying intrepid explorers into the forbidding depths of the ocean. 

Four summers ago, on a ship in the North Atlantic, renowned French submariner and Titanic expert Paul-Henri Nargeolet stood solemnly at the bow. The sea was eerily calm, the engine silent, and a thick fog obscured any view. The ill-fated Titanic lay approximately 3,800 meters below, and the crew had come together for a moving ceremony to honor the 1,500 souls lost in the maritime disaster a century before. Expedition leader Rob McCallum spoke briefly before handing a commemorative wreath to Nargeolet as the oldest crew member. McCallum's young nephew was invited to place a hand on the wreath. In a shared gesture, they bid the wreath a silent farewell as it slowly sank into the sea. 

Five Deeps Expedition: The Record-Breaking Journey of the Limiting Factor 

Inside the ship's hangar was a submersible known as the Limiting Factor. The previous year, McCallum, Nargeolet, and others aboard this vessel completed the Five Deeps Expedition, an extraordinary mission reaching the deepest point in each of the world's oceans. New ocean trenches were mapped, scientific samples collected, and numerous diving records were broken by the Limiting Factor's chief pilot, Victor Vescovo, a Texan hedge-fund manager who financed the entire venture. For Patrick Lahey, CEO of Triton Submarines (the company responsible for designing and building the submersible), one record was the most impressive. The marine-classification society DNV certified the Limiting Factor as having an "unlimited" maximum diving depth. This certification wasn't simply theoretical – a DNV inspector was deeply involved every step of the way, from initial design to sea trials and dives, even joining Lahey as a passenger when he piloted the Limiting Factor to Earth's deepest point. 

OceanGate

Image Credit - NBC News

Titanic's Deep Sea Explorers: Veterans and Enthusiasts Dive into History 

Once the wreath disappeared from sight, Vescovo entered the submersible's hatch, beginning his descent. While the Titanic wreck was a new experience for some, it was an old haunt for others. McCallum, who had a company called EYOS Expeditions, transported tourists to the site in the early 2000s using two Soviet-era submarines rated for depths of up to 6,000 meters. Another crewmate was a bona fide Titanic fanatic – his nonstop talk about the ship's infrastructure could put anyone to sleep. But none were as intertwined with the Titanic as Paul-Henri Nargeolet. He'd already made over thirty dives to the wreck, having started not long after it was found in 1985. His title now was underwater-research director for the RMS Titanic, the organization holding the ship's salvage rights. 

A Veteran Guide for the Depths 

The previous year, Nargeolet had been Vescovo's safety manager. "When I started the Five Deeps project, I told Patrick Lahey that I wasn't an expert in submarine tech," Vescovo told me recently. "I needed someone from his team who could independently verify every aspect of the design, construction, and operation." Lahey suggested P.H. Nargeolet, who he'd known for many years. Nargeolet, whose wife had passed away not long before, was a former French navy commander and underwater explosives expert with a lifetime spent on or under the sea. Vescovo said, "He had an outstanding reputation and ideal qualifications. Plus, he was French, and I happen to love the French." 

Arriving on the ocean floor where the Titanic lay, Vescovo was struck by how well Nargeolet's pre-dive instructions prepared him. "He knew the currents and the wreck intimately," Vescovo told me. "He gave me precise tactical instructions: 'Don't go near this part of the stern'; 'Avoid this piece over here'; 'Keep your distance here near the wreck.'" After about seven hours, Vescovo came back to the surface, exhausted but also unnerved by how much debris littered the site, posing a serious risk to any submersible getting too close. The Limiting Factor was completely unscathed. DNV's definition of a "deep dive," relevant for insurance and inspections, began at 4,000 meters – the Titanic, at 3,800 meters, wasn't even in that category. 

OceanGate's Titanic Expedition: Ambition, Tragedy, and Lessons Learned 

The Titanic held a lifelong fascination for Nargeolet, and when another chance to visit came, he couldn't say no. "The Titanic was like the song of the sirens to P.H. – he was powerless against its call," Vescovo told me. Just a few weeks ago, Nargeolet joined a drastically different submersible owned by a company named OceanGate. For years, OceanGate had heavily marketed the experience of seeing the world's most famous shipwreck – for the hefty price of $250,000, of course. "The Titanic is so captivating for people," remarked Stockton Rush, OceanGate's founder, to a BBC documentary crew last year. "I read somewhere that the only three words known in every language are 'Coca-Cola', 'God', and 'Titanic.'" 

Nargeolet acted as a guide for the mission, while Rush took the pilot's seat. Three other occupants joined them, tourists including a father and his adult son. Distressingly, before they ever reached the bottom, the sub disappeared. This sparked an international search-and-rescue mission accompanied by a media frenzy focused on the grim calculation of how long their oxygen supply could last. 

McCallum, overseeing an expedition in Papua New Guinea at the time, immediately recognized the danger. "I knew straight away, well before they were considered overdue, that the sub was nearing 3,500 meters," he told me while the oxygen supply was still ticking down. "They'd clearly dropped weights" – meaning an emergency ascent was underway – "and then all communication and tracking went dead, and an implosion was heard." 

A History of Safety Concerns 

The OceanGate tragedy sparked grave concern in the marine exploration community. In 2018, Lahey, Triton's CEO, had lodged a formal complaint with the U.S. Coast Guard. In the complaint, Lahey claimed Rush showed "total disregard for the engineering, testing, and manufacturing principles that govern the creation of a safe and reliable manned submersible." He added Rush had "a history of rushing to market with products that aren't necessarily well-thought-out or completed." Lochridge, the former submersible pilot, filed a grievance with the state of Washington as well. 

In April 2018, Rush initiated legal action against Lochridge, accusing him of libel and of spreading false claims in a deliberate attempt to discredit OceanGate and damage Rush's reputation. "I don't gamble, especially when people's lives are on the line," Lochridge told me. "Stockton wasn't concerned about if something went wrong, only when something went wrong." 

OceanGate's Hurdles: Legal Battles and Regulatory Loopholes in Submersible Operations 

Behind the scenes, OceanGate engineers worked desperately to address Lochridge's concerns, though the company would later deny any issues with the original design. That spring, OceanGate hired a consulting firm with submarine engineering experience to supervise a full review of the craft's design and construction. The most significant changes involved relocating the hull penetrations, the points where cables and wires passed through the pressure hull into the surrounding water. 

In June 2018, the lawsuit Rush filed against Lochridge was dismissed. However, this legal battle laid bare a key problem: without a classification society's inspection and approval, OceanGate couldn't secure insurance. This was a fundamental requirement for permits to operate the submersible in U.S. waters. Rush's team had to find a quick workaround. The Cyclops II submersible was less than twenty-five feet long, which conveniently placed it in a regulatory loophole: the Coast Guard wouldn't classify it as a ship, allowing operations to begin without insurance. 

OceanGate's Titanic Venture: Risky Decisions Amid Inexperienced Piloting Concerns 

OceanGate pushed ahead with its goal of bringing paying tourists to the Titanic's resting place. They partnered with a Bahamian cruise-ship operator, Nassau Cruise Services, owned by a Turkish shipping magnate named Ahmet Ugur. Together, they formed a new company called Oceanic Voyages, with Ugur supplying the support ship from which the Titanic missions would be launched. 

By the 2018 diving season, Rush was hoping to finally launch the submarine but had one big issue – he couldn't find a qualified pilot. Reaching out in desperation, he asked McCallum in August if he could get some of his "guys" to fly the submersible. McCallum was shocked that Rush would risk lives by taking tourists down 12,500 feet without a highly experienced pilot guiding them. "It's the most challenging dive site on Earth in the most complicated submersible," he told me. 

In a confidential memo, McCallum wrote, "If a serious incident happened early on, it would likely mean an end to the whole concept of tourist trips in submersibles." He continued, "There are several key steps in rolling this operation out" to reduce the risks, and "a very strong case for building confidence," starting with dives in much shallower waters, then a series of test dives to the Titanic wreck, followed by dives with a single tourist, before carrying the full payload of four people. "However, I do not get the sense from conversations with Stockton that there is support for this cautious approach," he wrote. Ultimately Rush turned him down. 

The Desperate Search for a Pilot 

By 2019, with still no suitable pilot and no way to obtain permits in the Bahamas, Rush made a fateful decision. He packed up Cyclops II and relocated the operation to the French Mediterranean, where insurance and permits weren't necessary. Hoping to salvage OceanGate's reputation, Rush intended to perform scientific missions during the off-season. 

By then, Rush was in dire straits when it came to finding a pilot, having alienated or otherwise lost every experienced submersible pilot who'd encountered OceanGate. In the spring of 2019, Rush offered to pay Nargeolet to train and fly Cyclops II. Nargeolet declined, saying his wife would never forgive him for returning to such a dangerous profession. He had a suggestion, though: Rush should contact his old friend Hamish Harding, a Briton with a thick Scottish accent and a reputation for taking calculated (but occasionally daring) risks. 

After three decades as a commercial diver in the treacherous North Sea, Harding had moved to Malta. He'd established a successful marine-salvage company and commanded his own research vessel. However, by February 2020, Harding was feeling a bit lost. His father's death made him realize how much of life he was missing, spending every hour building his business. In an interview with the Glasgow Sunday Post, he described the phone call from Rush as a sign. "It was the next adventure," he said, "and just what my life needed." 

OceanGate's Titanic Ambitions: Persistence Amid Setbacks and COVID-19 Delays 

OceanGate finally had its pilot. Yet, even Harding's addition to the team couldn't prevent another alarming incident. During a test dive in the Mediterranean in the spring of 2020, the carbon-fiber hull flooded, forcing Harding to abort the mission and return to the surface. Nevertheless, Rush was determined to press on with his plan of taking tourists to the Titanic. He booked spots on a cruise ship scheduled to depart Iceland on July 6, 2021, with the submersible stowed in a shipping container on the deck. Tickets for the eleven-day voyage, which OceanGate called the Titanic Survey Expedition, were sold to tourists for $150,000 each and quickly sold out. The plan was to conduct five dives over six days, with Harding as the pilot and Rush himself accompanying the tourists as a mission specialist. 

But then the COVID-19 pandemic forced the cruise to be canceled. Unfazed, Rush was determined to reach the Titanic. He chartered a ship, hired a new captain, loaded the Cyclops II into a shipping container, and left for Newfoundland, where permits were easily obtainable. 

OceanGate

Image Credit - NBC News

A Disastrous Expedition 

Rush and his team repeatedly faced bad weather disrupting their plans. Still, Rush insisted they push through, exhausting the crew. One night, Rush refused the captain's request to change course to avoid a coming storm, just as every other ship in the region had done. Rush ordered the captain below deck, and the crew had to intervene to prevent a catastrophe. With his expedition failing and resources dwindling, Rush reluctantly turned the ship around and headed back to port. 

When the 2021 expedition failed, a disheartened Harding returned to his home in Malta. That September, Rush called again, this time with an urgent plea. The RMS Titanic, holder of the salvage rights, wanted OceanGate to take scientists and a film crew aboard Cyclops II to survey the wreck. After his recent experiences, Harding was deeply skeptical. He didn't believe Cyclops was safe for such a mission. Rush reassured Harding that the submersible had undergone significant overhauls and upgrades while under his supervision. The viewports had been changed to acrylic – a material far more robust than glass – and additional ones were now positioned around the craft to give passengers an unobstructed 360-degree panorama. Finally, Harding was convinced to return. 

"Stockton applied incredible pressure," Harding told me. "He'll work you to the bone." OceanGate titled the hastily-arranged mission the Titanic Survey Expedition 2022 and charged seats for $250,000 each. The original plan remained five dives, but the first was immediately pushed back – this time, due to a problem with the submersible's ballast system. 

An Experienced Diver's Concerns 

Rush was furious and desperate to avoid another embarrassing postponement. As Harding put it, "It's like he was trapped." On the evening of June 17th, he made the call to go ahead with the dive the very next day. 

Harding was a seasoned professional with extensive experience in dangerous situations. He was well aware of the risks involved in diving a submersible of any kind, especially one that had a concerning history like Cyclops II. Yet, his biggest fear was disappointing Rush and the tourists who'd placed so much trust in him. It was a difficult situation compounded by the intense media coverage surrounding the expedition. "People would talk about how risky this was for the tourists," Harding told me. "I'd tell them, 'The riskiest part is for me, not them. They're protected.'" 

Harding knew OceanGate's approach wasn't how submersible operations were meant to run. Typically, dives are planned meticulously, with every contingency prepared for, and the pilot has full autonomy on matters of safety. He would have preferred more thorough training on the specific systems he would be depending on in the Cyclops II. Rush's philosophy, however, seemed to be built more on speed and improvisation than careful planning. 

A Doomed Mission Begins 

On June 18th, 2022, the RMS Titanic's research director, Paul-Henri Nargeolet, took his designated seat inside the Cyclops II submersible. Three tourists, including a father and son, joined him. Rush occupied the pilot position and Harding acted as co-pilot. Outside, camera crews filmed the hatch closing and captured the tense moments before the dive commenced. OceanGate's support ship hummed with tense anticipation. 

No one could have predicted what happened next. During the descent, the submersible imploded with devastating force. Rush, Nargeolet, and the three tourists died instantly. The only reason authorities knew an implosion had occurred was that monitoring equipment had picked up a sonic signal consistent with the catastrophic event. The mangled remnants of the Cyclops II were eventually recovered, confirming the disaster and revealing its cause – a critical flaw in the submersible's design. 

Rush's Reckless Pursuit 

The U.S. Coast Guard investigation is ongoing, but the disaster's implications are already clear. By choosing to ignore warnings from experienced engineers and pilots, Rush set a tragic chain of events in motion. The pressure to innovate and deliver an experience unlike any other blinded him to the dangers he was creating. Nargeolet, a man who'd lived an extraordinary life of underwater exploration, fell victim to this reckless pursuit, along with others who were just searching for a unique thrill. 

This tragedy raises profound questions about the risks that come with pushing the boundaries of exploration. It also highlights the crucial importance of safety and rigorous oversight, especially in fields where a single error can have catastrophic consequences. 

A Community Devastated 

News of the Cyclops II disaster devastated the tight-knit marine exploration community. Those who had raised concerns about Rush's practices were heartbroken, but not surprised. "We always knew something like this could happen," one submersible engineer, who requested anonymity, told me. "It was a question of when, not if." 

Lahey, head of Triton Submarines, described the loss of life as "unforgivable" and a predictable result of Rush's relentless disregard for safety. "I met the guy a few times," he told me. "Always had this arrogant attitude. He thought he knew better than everyone else." 

Among Rush's most vocal critics is Captain Don Walsh, an oceanographer and retired U.S. Navy officer who, in 1960, set the world record for the deepest dive ever alongside Jacques Piccard, aboard the bathyscaphe Trieste. Walsh told me he had been contacted by multiple people within OceanGate over the years, expressing discomfort with the design and operation of the Cyclops II. "When experienced submariners are going to a non-seagoing person like me for help, that tells you everything you need to know about the culture in that organization," he said. 

McCallum was once again thrust into crisis management mode. He had to coordinate the recovery operation with authorities while fielding calls from the press and from distraught family members of tourists who died aboard the Cyclops II. He also faced the personal grief of having lost his friend, Paul-Henri Nargeolet. "He was one of the good guys," McCallum said. "It's a senseless tragedy." 

Investigation and Impact 

The ongoing Coast Guard investigation is expected to examine every aspect of the disaster—the flaws in the submersible's design, the lack of regulatory oversight, and the series of decisions that led to the fatal dive proceeding despite known risks. While the complete picture will only emerge once the investigation is concluded, one thing is starkly apparent: Stockton Rush's reckless ambition and disregard for basic safety principles resulted in a preventable loss of life. 

The OceanGate catastrophe has chilling implications for the future of private-sector undersea exploration. Tourist submarines have been around for decades, but these submersibles usually operate in shallow depths and with multiple safety redundancies. The dream of democratizing access to Earth's greatest natural wonder, the ocean's abyss, may have been shattered. This disaster is a stark reminder that the ocean's depths are a forbidding and unforgiving environment, demanding meticulous planning and unwavering commitment to safety. 

The Need for Rigorous Regulation 

"People who don't understand the submarine world shouldn't be trying to design and build their own submersibles, especially if their intention is to take people down to 4,000 meters," John Ramsay, a submersible engineer with decades of experience on various research, salvage, and military missions, told me. He lamented the tragedy but hopes it will lead to much-needed regulation: "It's the only way you'll make sure unqualified people stop going and playing in submarines with other people's lives." 

The current regulatory framework for submersibles varies immensely from country to country. In some places, there are effectively no regulations at all, a loophole Rush actively exploited. A submersible built for research purposes receives vastly different scrutiny than one built for tourism. And regulations for vessels less than 25 feet in length are virtually non-existent, despite the unique hazards presented by deep-diving submersibles of any size. 

Rush's Legacy 

Stockton Rush is a controversial figure. While he pushed the boundaries of what seemed technologically possible, he did so with reckless disregard for the lives of those who trusted him. His relentless and ultimately fatal pursuit of his dreams led to an avoidable tragedy. 

The fallout from the OceanGate disaster is far-reaching. The loss of life can never be undone, and the future for private-sector deep-sea exploration is now uncertain. What is clear is that the ocean's depths require respect and humility, not unchecked ambition and reckless disregard for basic safety principles. 

The Importance of Ethical Exploration 

Before Stockton Rush, there were a handful of instances where tourists had been taken on deep dives with experienced pilots, in far safer, thoroughly tested submersibles. "It has been done safely and successfully before," McCallum noted, citing the trips he'd organized in the early 2000s. "But you can't expect to cut corners." The lure of profit was, undoubtedly, a driving factor for Rush; in some of his later ventures, OceanGate even discussed selling NFTs of the Titanic. His business model was fundamentally at odds with what veteran explorers consider a core principle: the ocean should be treated with respect, even reverence. "We have learned from decades of experience that we have to approach the deep ocean as a force to be reckoned with," says Walsh. 

In interviews with news outlets, Rush routinely stressed that OceanGate was "democratizing access to space and the deep ocean" through affordable missions. However, this ignores the simple fact that exploration is not a right, it's a privilege. The exorbitant price tag should have been the first indication that this privilege was only available to a select few. Rush saw these paying customers as "citizen explorers." Detractors say they were nothing more than pawns in his relentless pursuit of recognition and profit. 

A Turning Point 

As the Coast Guard investigation continues, one question looms large: could this disaster have been prevented? The answer is unquestionably yes. The marine engineering community was aware of the problems with the Cyclops II long before anyone boarded it for the fatal voyage. Rush chose to ignore advice from qualified experts and even threatened to sue those who voiced their objections. Yet, despite these known dangers, the lack of regulatory oversight allowed him to proceed anyway. 

Following the sinking of the Titanic, the International Ice Patrol was established and maritime regulations underwent significant overhaul. Could the Cyclops II disaster bring about a similar sea change? It's possible, but difficult. The marine exploration sector is relatively small and disjointed. Any new regulations would likely need to be implemented on a global scale to be effective. This will require substantial political will and careful international collaboration. 

It's also likely that Rush's dream of underwater tourism won't die with him. The ocean depths, with their unique biology and hidden resources, still hold vast untapped potential. But before underwater tourism can gain a sustainable foothold, the industry must undergo a radical re-think. Stricter regulation, classification societies specifically for submersibles, and a renewed emphasis on crew qualifications are essential starting points. 

The Challenge of the Future 

The OceanGate catastrophe was a preventable loss, driven by unchecked ambition without regard for safety or respect for the extreme nature of the mission. While Rush may have sought to make his mark as a pioneer in the world of ocean exploration, his legacy will be a cautionary tale about the dangers of recklessness. 

The vast unknown of our oceans continues to captivate the human imagination. Future missions may reveal extraordinary discoveries and even help address global challenges like climate change or energy scarcity. But the Cyclops II disaster serves as a stark reminder that pushing the boundaries of exploration must be tempered by prudence and a commitment to safety above all else. 

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