Exxon Valdez oil spill Exxon Valdez oil spill The "Exxon Valdez" oil spill occurred in Prince William Sound, Alaska, March 24, 1989, when "Exxon Valdez", an oil tanker owned by Exxon Shipping Company, bound for Long Beach, California, struck Prince William Sound's Bligh Reef, 1.5 miles west of Tatitlek, Alaska at 12:04 am local time and spilled (or a mass of 35,000 metric tonnes) of crude oil over the next few days. It is considered to be one of the most devastating human-caused environmental disasters. The "Valdez" spill is the second largest in US waters, after the 2010 "Deepwater Horizon" oil spill, in terms
Prudhoe Bay oil spill Prudhoe Bay oil spill The Prudhoe Bay oil spill (2006 Alaskan oil spill) was an oil spill that was discovered on March 2, 2006 at a pipeline owned by BP Exploration, Alaska (BPXA) in western Prudhoe Bay, Alaska. Initial estimates of the five-day leak said that up to were spilled over , making it the largest oil spill on Alaska's north slope to date. Alaska's unified command ratified the volume of crude oil spilled as in March 2008. The spill originated from a hole in a diameter pipeline. The pipeline was decommissioned and later replaced with a diameter pipeline with