Skytruth coal and other minerals throughout the United States. In April 2010, the offshore oil drilling rig Deepwater Horizon, operated by BP P.L.C., exploded in the Gulf of Mexico and triggered the largest accidental oil spill in history. In cooperation with Florida State University, SkyTruth estimated the amount of oil flow from the damaged well-using satellite imagery and determined based conservative estimates using the visible surface slick that the flow of oil was between 5 and 25 times greater than BP reported. SkyTruth was the first organization to challenge BP's claims, and continued to monitor and document flow from the well
Gulf of Mexico BP reached an $18.7bn settlement with the US government, the states of Alabama, Florida, Louisiana, Mississippi and Texas, as well as 400 local authorities. To date BP's cost for the clean-up, environmental and economic damages and penalties has reached $54bn. According to the National Response Center, the oil industry has thousands of minor accidents in the Gulf of Mexico every year. On May 12, 2016, a release of oil from subsea infrastructure on Shell's "Brutus" oil rig released 2,100 barrels of oil. This leak created a visible 2 mile by 13 mile oil slick in the sea about 97 miles