Exxon Valdez oil spill cleanup, 2-butoxyethanol, was identified as "one of the agents that caused liver, kidney, lung, nervous system, and blood disorders among cleanup crews in Alaska following the 1989 "Exxon Valdez" spill. Mechanical cleanup was started shortly afterwards using booms and skimmers, but the skimmers were not readily available during the first 24 hours following the spill, and thick oil and kelp tended to clog the equipment. Despite civilian insistence for a complete clean, only 10% of total oil was actually completely cleaned. Exxon was widely criticized for its slow response to cleaning up the disaster and John Devens, the mayor of
2011 Bohai Bay oil spill 2011 Bohai Bay oil spill The 2011 Bohai bay oil spill () was a series of oil spills that began on June 4, 2011 at Bohai Bay. The spill itself however was not publicly disclosed until a month later. There were suspicions of official cover-ups by the State Oceanic Administration (SOA). The oil field is 51% owned by China National Offshore Oil Corporation, and 49% owned by the United States company ConocoPhillips. On June 4, 2011 the Penglai 19-3 oilfield caused an oil spill from a sea floor leak that lasted until June 7. On June 17 a second oil