BP's Deepwater Horizon oil spill released 206 million gallons of oilFire boat response crews battle the blazing remnants of the off shore oil rig Deepwater Horizon, off Louisiana US Coast GuardOn April 20, 2010, BP's Deepwater Horizon, a semi-submersible drilling rig, exploded, burned, and subsequently sank in the Gulf of Mexico.
Eleven people were killed, according to NOAA.
The five-month spill leaked approximately 206 million gallons of oil.
According to estimates from The Center for Biological Diversity, 82,000 birds, 25,900 marine mammals, and a "vast" number of fish were harmed or killed.