The Fletcher-class destroyer USS Johnston (DD-557) has been positively identified at about 21,180 feet below the surface after 77 years. Johnston famously charged a much larger Japanese force during the Battle off Samar (October 1944), an action that helped save thousands and earned Commander Ernest Evans a posthumous Medal of Honor. Caladan Oceanic’s manned submersible Limiting Factor made two record-setting eight-hour dives that documented hull number 557 and other features. The wreck remains protected under the 2004 Sunken Military Craft Act.
After 77 Years, the USS Johnston (DD-557) Is Identified — A Destroyer That Helped Save Thousands

Explorers have positively identified the wreck of the Fletcher-class destroyer USS Johnston (DD-557), found nearly four miles beneath the ocean surface. The ship rested in about 21,180 feet (roughly 3.97 miles / 6,455 meters) of water before researchers confirmed its identity.
Johnston earned its place in history during the Battle off Samar, part of the larger Battle of Leyte Gulf in October 1944. Task Force "Taffy 3," composed of six escort carriers protected by three destroyers (including Johnston) and several destroyer escorts, faced a vastly superior Japanese surface force that included the battleship Yamato. The small American screen charged the enemy to buy time for the carriers to escape—actions that likely saved thousands of sailors and helped preserve the invasion fleet bound for the Philippines.
Under the command of Commander Ernest E. Evans, Johnston struck and heavily damaged the heavy cruiser Kumano, but was repeatedly hit by battleship-caliber gunfire. Crippled and dead in the water about 2.5 hours after the action began, Evans ordered the ship abandoned; of the 327 aboard, only 141 survived. Evans was posthumously awarded the Medal of Honor for his extraordinary leadership that day.
The wreck was first located in 2019 by an expedition led from the research vessel R/V Petrel, which found a Fletcher-class destroyer at extreme depth but could not conclusively identify it as Johnston or another Taffy 3 ship, USS Hoel. In 2021, Caladan Oceanic released footage from the manned submersible Limiting Factor that confirmed the wreck as USS Johnston (DD-557). The submersible made two record-setting dives of roughly eight hours each and captured clear images of the bow showing hull number 557, as well as the bridge, 5-inch guns, and deck-mounted torpedo tubes.
The expedition left the site undisturbed. As a U.S. warship lost in combat, the Johnston is legally considered a gravesite and is protected under the Sunken Military Craft Act (2004), which shields U.S. naval wrecks worldwide from salvage, looting, and other disturbance.
Why This Discovery Matters
The identification of Johnston provides closure for survivors and families, preserves a dramatic piece of naval history, and demonstrates advances in deep-sea exploration—capabilities that now allow humans to document and respectfully protect wrecks at almost four-mile depths.
Key expedition details: wreck depth ~21,180 ft; two manned Limiting Factor dives of ~8 hours each; hull number 557 clearly visible; site left intact and protected.
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