The Unforgiving Depths: A Chronicle of Submarine Tragedies

A Historical Overview of Submarine Disasters and the Inherent Risks of Deep-Sea Exploration

Patrick Karsh
5 min readJun 23, 2023
Not a safe space

Having spent five years of my life serving on a submarine, the recent tragedy of the Titan submersible resonates with me on a deeply personal level. The inherent risks and challenges of undersea exploration that we faced during my service are starkly highlighted by this catastrophic incident. It’s a somber reminder of the dangers we accepted as part of our commitment to exploring the ocean’s depths, and my heart goes out to the brave souls we lost in this tragic event.

The dangers of submarines and submersibles are starkly highlighted by the tragic incident involving the Titan submersible, which imploded in the North Atlantic during a deep dive to the Titanic wreck. This catastrophic event resulted in the death of five people, including Stockton Rush, the U.S. founder and CEO of OceanGate Expeditions, which operated the submersible. The incident has raised serious questions about the safety rules for such deep-sea adventures.

The Titan submersible had been missing since Sunday, and its debris was detected on Thursday by a robotic diving vehicle. The submersible lost contact with a surface ship about 1 hour and 45 minutes into a 2-hour descent. The remains of the submersible were discovered on the seabed about 1,600 feet from the bow of the Titanic wreck, about 2–1/2 miles below the surface. The debris was consistent with a catastrophic implosion of the vehicle.

The dangers of exploring the ocean depths were well-known to the crew. Guillermo Söhnlein, who co-founded OceanGate with Rush, said Rush was “keenly aware” of the risks. However, despite the known risks, the allure of exploring the Titanic and the deep ocean proved irresistible to these explorers.

Questions about the Titan’s safety were raised as early as 2018 during a symposium of submersible industry experts and in a lawsuit by OceanGate’s former head of marine operations. The incident underscores the inherent risks of deep-sea exploration and the need for stringent safety measures. The ocean depths are a hostile environment for humans, with extreme pressure, cold temperatures, and complete darkness. These conditions pose significant challenges to both human explorers and the technology they use.

This tragic incident serves as a stark reminder of the dangers of undersea exploration. It underscores the need for rigorous safety protocols and the continuous evaluation of the risks involved. It also raises ethical questions about the value of such explorations and whether the potential scientific and historical insights gained are worth the human risk.

Submarines and submersibles, despite their technological advancements, have always been associated with a certain degree of risk. The recent tragedy involving the Titan submersible, which imploded during a deep dive to the Titanic wreck, is a stark reminder of the inherent dangers of undersea exploration. This incident, however, is not an isolated event but part of a series of deadly submarine accidents that have occurred over the years. Here, we chronicle these accidents, shedding light on the perils of venturing into the ocean’s depths.

History of Disasters

1949

USS Cochino (SS-345)

The USS Cochino, a United States Navy submarine, suffered a battery explosion and subsequent fires in 1949 during a secret mission in the Barents Sea. Six Cochino crew members and one from USS Tusk died as a result.

1963

USS Thresher (SSN-593)

One of the most well-known submarine disasters was that of the USS Thresher in 1963, which was the first nuclear submarine disaster. The Thresher sank during deep-diving tests in the Atlantic Ocean, taking 129 crew members and shipyard personnel with it.

1968

USS Scorpion (SSN-589)

Another United States submarine, the USS Scorpion, was lost in 1968 in the Atlantic Ocean, along with its crew of 99. It is believed to have suffered a malfunction in its torpedo room, leading to an internal explosion.

1968

INS Dakar

In the same year, the Israeli submarine INS Dakar, on its maiden voyage from Britain to Israel, disappeared in the Mediterranean Sea with 69 crew members aboard. The wreckage was not found until 1999.

1970

K-8

A Soviet November-class submarine, K-8, experienced two fires in 1970, leading to the loss of the submarine in the Bay of Biscay, with the death of 52 of its 122 crew members.

1986

K-219

In 1986, the Soviet ballistic missile submarine K-219 suffered an explosion in one of its missile tubes in the Atlantic Ocean. Four crew members died and the submarine sank three days later.

1989

K-278 Komsomolets

A Soviet nuclear-powered attack submarine, the K-278 Komsomolets, sank in 1989 in the Barents Sea due to a fire, resulting in the death of 42 of the 69 crew members. It remains one of the worst submarine disasters in history.

2000

K-141 Kursk

In the year 2000, the Russian Navy submarine Kursk suffered a catastrophic internal torpedo explosion during a major naval exercise in the Barents Sea. All 118 crew members aboard the submarine died. The disaster highlighted the decline of the Russian Navy following the end of the Cold War.

2003

Ming class submarine

A Chinese Ming class submarine suffered a mechanical failure that resulted in the death of all 70 crew members on board in 2003. It is considered one of the deadliest peacetime submarine accidents.

2017

ARA San Juan (S-42)

An Argentine Navy submarine, the ARA San Juan, disappeared in the South Atlantic Ocean in 2017 with 44 crew members aboard. The wreckage was found a year later at a depth of 907 meters (2,976 feet).

Conclusion

In conclusion, the history of submarine and submersible accidents underscores the inherent risks associated with undersea exploration. The recent tragedy of the Titan submersible is a grim addition to a long list of incidents that have resulted in the loss of many lives. Each of these incidents serves as a stark reminder of the hostile environment that the ocean depths present and the extreme challenges that both human explorers and the technology they use must overcome.

Despite the known risks and the tragic losses, the allure of the deep sea, with its unexplored territories and potential for scientific discovery, continues to draw explorers. However, these incidents highlight the urgent need for more stringent safety measures, rigorous risk assessment, and perhaps a reevaluation of the ethical implications of such explorations.

As we continue to push the boundaries of human exploration, these incidents serve as a sobering reminder of the price we may pay in our quest for knowledge and discovery. It is our responsibility to learn from these tragedies and strive to ensure the safety of those brave enough to venture into the ocean’s depths. The ocean remains one of the last unexplored frontiers on our planet, but it is a frontier that demands respect, caution, and a commitment to safety above all else.

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Patrick Karsh
Patrick Karsh

Written by Patrick Karsh

NYC-based Ruby on Rails and Javascript Engineer leveraging AI to explore Engineering. https://linktr.ee/patrickkarsh

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