Deepwater Horizon oil spill
Oil spill in the Gulf of Mexico
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| April 2023 |
Deepwater Horizon litigation
The Guardian reports that BP used 'scorched earth' legal tactics in defending against litigation from cleanup workers, many of whom are low-income and suffer long-term health effects.
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| 2021 |
Environmental impact of the Deepwater Horizon oil spill
A new species of baleen whale, Rice's whale (Balaenoptera ricei), was described. Analysis revealed that the Deepwater Horizon oil spill likely devastated the species' population, causing a decline of up to 22% due to reproductive failure among the few mature females.
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| 2020 | Projected economic impact includes potential loss of $8.7 billion in commercial, recreational, and mariculture fisheries, with an estimated 22,000 jobs at risk in the Gulf region. |
| 2020 |
Deepwater Horizon oil spill response
Nearly ten years after the Deepwater Horizon disaster, reports indicated that BP and other oil companies had become more serious about addressing potential environmental contamination threats.
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| 2019 | GulfSource.org reported ongoing testing of pollutants from the Deepwater Horizon oil spill, with no conclusive results produced. |
| August 2019 | Anadarko was acquired by Occidental Petroleum after Occidental outbid Chevron Corporation. |
| June 2019 | Anadarko and co-venturers started the Area 1 Mozambique LNG project to develop the Golfinho and Atum gas fields. |
| June 2018 | President Donald Trump revoked the executive order establishing the National Ocean Council, aiming to reduce bureaucracy and benefit ocean industries. |
| January 2018 |
Deepwater Horizon explosion
A detailed estimate published in the Journal of Corporate Accounting and Finance calculated the ultimate costs of the oil spill at US$145.93 billion.
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| January 2017 | Anadarko sold its Eagle Ford assets to Sanchez Energy and The Blackstone Group for $2.3 billion. |
| March 2016 | Anadarko announced layoffs affecting 1,000 employees (17% of staff) due to weak commodity prices. |
| July 2015 |
Deepwater Horizon explosion
BP reached an $18.7 billion settlement with the US government, five states, and 400 local authorities for clean-up, environmental, and economic damages.
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| 2014 | Anadarko reached the largest environmental contamination settlement in American history related to the former Tronox subsidiary of Kerr McGee. |
| 2014 |
Environmental impact of the Deepwater Horizon oil spill
A study published in the journal Science revealed that toxins from the oil spill could kill fish by causing cardiac arrest, with even low concentrations of crude oil capable of slowing fish heartbeats. The research focused on Atlantic bluefin tuna and was conducted by Stanford University and NOAA researchers.
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| September 2014 |
Deepwater Horizon explosion
Halliburton agreed to settle a large percentage of legal claims by paying $1.1 billion into a trust over two years.
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| September 4 2014 |
Deepwater Horizon explosion
U.S. District Judge Carl Barbier ruled BP was guilty of gross negligence and willful misconduct under the Clean Water Act, apportioning 67% of blame to BP, 30% to Transocean, and 3% to Halliburton.
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| April 15 2014 |
Deepwater Horizon oil spill response
BP claimed that cleanup along the Gulf Coast was substantially complete, though the United States Coast Guard disputed this assessment, stating significant work remained to be done.
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| March 2014 | BP was again allowed to bid for oil and gas leases. |
| March 2014 |
Environmental impact of the Deepwater Horizon oil spill
A peer-reviewed study published in the Proceedings of the National Academy of Sciences found that tuna and amber jack exposed to oil from the Deepwater Horizon spill developed deformities of the heart and other organs.
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| 2013 | Economic projections estimated the Gulf Coast's tourism losses could reach up to $22.7 billion through 2013. |
| 2013 | Projected Louisiana tourism losses were expected to total $153 million as a result of the Deepwater Horizon oil spill. |
| 2013 | BP's market value declined, dropping from the second to the fourth largest of the four major oil companies due to the oil spill's economic impact. |
| October 2013 |
Deepwater Horizon litigation
BP potentially faces tens of millions of dollars in new claims from British shareholders, including the South Yorkshire Pensions Authority, Skandia Global Funds, and GAM Fund Management, who claim BP did not fully disclose the disaster's scale.
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| 2012 |
Environmental impact of the Deepwater Horizon oil spill
Scientists and fishermen reported disturbing numbers of mutated marine life in the Gulf, including shrimp born without eyes, fish with lesions and sores, and deformed crabs. In Barataria Bay, Louisiana, 50% of shrimp were found lacking eyes and eye sockets.
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| 2012 |
Deepwater Horizon oil spill response
A study from Georgia Tech and Universidad Autonoma de Aguascalientes (UAA) reported that Corexit dispersant made oil up to 52 times more toxic than oil alone, causing the oil to sink faster and more deeply into beaches and potentially groundwater.
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| 2012 |
Deepwater Horizon oil spill response
A scientific study found that Corexit made oil 52 times more toxic and allowed polycyclic aromatic hydrocarbons to more deeply penetrate beaches and potentially groundwater.
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| October 3 2012 |
Deepwater Horizon oil spill response
Federal response costs reach $850 million, mostly reimbursed by BP, with 935 response personnel still involved in regional recovery activities.
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| May 2012 | Planned CEO succession occurred with Al Walker becoming CEO and Jim Hackett becoming Executive Chairman until May 2013. |
| January 2012 | Anadarko discovered a significant natural gas field, the Collier gas field, offshore Mozambique. |
| 2011 |
Deepwater Horizon oil spill response
Earthjustice and Toxipedia conducted the first comprehensive analysis of the 57 chemicals in Corexit dispersant formulas 9500 and 9527, revealing potential health and environmental risks including cancer-causing agents, toxins, and endocrine-disrupting chemicals.
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| December 2011 |
Deepwater Horizon explosion
Cameron International paid a $250 million settlement to BP, resolving all claims related to the Deepwater Horizon incident.
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| October 2011 | The United States Department of the Interior's Minerals Management Service was dissolved due to poor industry oversight. It was replaced by three new agencies: Bureau of Safety and Environmental Enforcement, Bureau of Ocean Energy Management, and Office of Natural Resources Revenue. |
| October 2011 |
Deepwater Horizon explosion
Anadarko Petroleum agreed to pay BP $4 billion, settling all claims and yielding its 25% stake in the Macondo well to BP.
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| June 2011 |
Deepwater Horizon explosion
Weatherford International settled with BP for $75 million.
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| May 2011 |
Deepwater Horizon explosion
MOEX Offshore agreed to pay US$1.08 billion to settle BP claims related to the Deepwater Horizon accident.
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| April 21 2011 |
Deepwater Horizon explosion
BP filed $40 billion worth of lawsuits against Transocean, Halliburton, and Cameron, alleging failed safety systems and irresponsible contractor behavior led to the Deepwater Horizon explosion.
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| 2010 | NOAA closed approximately 36% of Federal waters in the Gulf of Mexico for commercial fishing, causing a $2.5 billion cost for the fishing industry. |
| 2010 | BP experienced significant economic losses, dropping from the second to the fourth largest oil company by 2013 due to market value decline from the Deepwater Horizon oil spill. |
| 2010 | Louisiana reported lost visitor spending totaling $32 million due to the Deepwater Horizon oil spill economic impact. |
| 2010 |
Deepwater Horizon oil spill response
Bacterial bloom in deepwater reportedly respired nearly all released methane within 4 months, leaving behind a residual microbial community of methanotrophic bacteria.
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| December 2010 |
Deepwater Horizon oil spill response
Presidential commission concluded that the $220 million sand berms captured only a minuscule amount of oil and were ineffective and extremely expensive.
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| December 15 2010 |
Deepwater Horizon litigation
The US Department of Justice files a civil suit against BP and other defendants for Clean Water Act violations in the U.S. District Court for the Eastern District of Louisiana.
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| November 2010 |
Deepwater Horizon oil spill response
The EPA reported that in-situ controlled burning removed a significant amount of oil from the water, with 411 fires set between April and mid-July that released cancer-causing dioxins.
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| November 2010 |
Deepwater Horizon oil spill response
By this time, 17 million cubic yards of sand had been dredged (12 million from the Mississippi River), with 8.5 million cubic yards used to build berms.
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| November 1 2010 |
Economic effects of the Deepwater Horizon oil spill
BP announced plans to spend $78 million to support Louisiana tourism, including testing and advertising seafood.
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| November 1 2010 |
Deepwater Horizon oil spill response
Louisiana Governor Bobby Jindal and BP announced a revised agreement to convert completed berms into artificial barrier islands, with $100 million allocated to widen berms, add vegetation, and complete ongoing work.
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| October 2010 | The offshore drilling moratorium was lifted. |
| October 2010 |
Deepwater Horizon oil spill response
Barrier island construction was still ongoing, with plans to complete a total of 22 miles of berm.
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This contents of the box above is based on material from the Wikipedia articles Deepwater Horizon, Deepwater Horizon oil spill, Deepwater Horizon litigation, Deepwater Horizon explosion, Environmental impact of the Deepwater Horizon oil spill, Deepwater Horizon oil spill response, Anadarko Petroleum, Economic effects of the Deepwater Horizon oil spill & Antonia Juhasz, which are released under the Creative Commons Attribution-ShareAlike 4.0 International License.