Deepwater Horizon ((new)) Jun 2026

The "top kill" and "junk shot" attempts—pumping heavy mud and debris into the well to plug it—failed under the immense pressure.

What happened in the next thirty seconds changed the Gulf of Mexico forever. The gas ignited. The resulting explosion killed 11 men instantly. For 36 hours, the rig burned like a funeral pyre on the water before finally capsizing and sinking. The Deepwater Horizon was gone, but the damage was just beginning. Deepwater Horizon

What followed was the largest environmental disaster in U.S. history. For 87 agonizing days, the ruptured wellhead on the seafloor spewed an estimated 3.19 million barrels (134 million gallons) of crude oil into the Gulf. To understand the gravity of the Deepwater Horizon disaster, one must look beyond the headlines to the systemic failures, the ecological devastation, and the legal and safety reforms that continue to shape the energy industry today. The "top kill" and "junk shot" attempts—pumping heavy

The blowout triggered the largest accidental marine oil spill in the history of the petroleum industry—an environmental and economic tragedy that took nearly three months to cap. The resulting explosion killed 11 men instantly

4.9 million barrels (≈ 210 million US gallons / 780,000 cubic meters). Approximately 1.1 million barrels were captured or burned during containment efforts.