The deepwater horizon oil spill also referred to as the bp oil spill, oil leak, or oil disaster. Deepwater horizon deepwater horizon accident resources on the evening of 20 april 2010, a gas release and subsequent explosion occurred on the deepwater horizon oil rig working on the macondo exploration well for bp in the gulf of mexico. Causes, teachings and actions for the norwegian shelf the main purpose has been to contribute towards lessons learned and provide recommendations for the industry in order to reduce the likelihood of a similar accident to. Vinnem, 2014,the deepwater horizon study group dhsg, 2011,csb, 2014 the accident progression of the macondo well blowout began in late 2009 when hurricane ida passed. Interim report on causes of the deepwater horizon oil rig. The disaster following the explosion on drilling rig deepwater horizon, in the gulf of mexico in 2010. The deepwater horizon explosion environmental studies. Initial reports of oil release from the disaster site were limited to by. Deepwater horizon key factors in accident adapted from final boemre report, september 2011 contributory no cement over. Feb 28, 2017 may 12, 2010 a hearing on the deepwater horizon gulf coast oil spill part 1 duration. Organizational culture 46% of the crew surveyed reported felt that some of the workforce feared reprisals for reporting unsafe situations introduction phenotype genotype conclusion pathological culture 48 49. Dhsg final reportmarch 2011 university of california.
The deepwater horizon drilling rig explosion was the april 20, 2010, explosion and subsequent fire on the deepwater horizon semisubmersible mobile offshore drilling unit modu, which was owned and operated by transocean and drilling for bp in the macondo prospect oil field about 40 miles 64 km southeast off the louisiana coast. Following the 2010 gulf of mexico explosion and oil spill caused by the deepwater horizon, public attention focused on bps safety record, practices, and management culture as the primary causes of the disaster. Timeline of the deepwater horizon oil spill wikipedia. Nazi sub is being destroyed by bacteria due to deepwater. Risk analysis of human and organizational factors in negative pressure test article pdf available april 2014 with 1,622 reads how we measure. At that time the social media emphasis in this accident is not only about the death of eleven people and the injury of seven, but also in connection with main environmental damages such as the rig sank and the continued flow of. Pdf learning from the bp deepwater horizon accident. Pdf deepwater horizon tragedy april 2010 arcanjo wacunzo. Lessons learned from the deepwater horizon response. The events leading up to the deepwater horizon accident offers several cautionary lessons for nasa. Bp report says it shares responsibility with halliburton, transocean. It was a result of the well blowout that began with the deepwater horizon drilling rig explosion on april 20, 2010.
Deepwater horizon oil spill, also called gulf of mexico oil spill, largest marine oil spill in history, caused by an april 20, 2010, explosion on the deepwater horizon oil riglocated in the gulf of mexico, approximately 41 miles 66 km off the coast of louisianaand its subsequent sinking on. Major accident hazard risk assessment deepwater horizon from august 4, 2003 to august 8, 2003, a team of personnel from transocean performed a major accident hazard risk assessment on the deepwater horizon. Analysis and discussion of deepwater horizon accident and. Bp is to blame for deepwater horizon, but its mistake was. The hydrocarbons reaching the surface ignited engulfing the deepwater horizon in flames. A thorough analysis of the engineering solutions deployed. Mar, 2017 a case in point is the deepwater horizon tragedy in 2010. Deepwater horizon incident joint investigation, david young testimony witnesses testified about the april 20, 2010 explosion and eventual sinking of the deepwater horizon oil rig in the gulf of. Just hours after katrina, a category 4 hurricane, roared ashore 70 mi southsoutheast of new orleans on 8292005, analysts were speculating whether the storms residual damage might be as bad as. Deepwater horizon was an ultra deepwater, dynamically positioned, semisubmersible offshore drilling rig owned by transocean.
May 14, 2010 as more details emerge about the events leading up to the explosion and sinking of the deepwater horizon, it has become clear that the singleminded drive for profit and a total lack of regulation. Dec 19, 2016 the oil discharged into the gulf of mexico following the explosion and sinking of the deepwater horizon dwh rig in 2010 contaminated more than 1,000 square miles of seafloor. The overall goal of this work has been systematise and assess experience from and investigation of the major accident so that they can contribute to learning and improvement on the ncs. National commission on the bp deepwater horizon oil spill and offshore drilling. Based on analysis of interviews with more than 40 informants, uc berkeley engineering professor dr. The investigation team has produced the report exclusively for and at the request of bp in accordance with its.
The report does not represent the views of any individual or entity other than the. Economic impact of the deepwater horizon oil spill part ii. The emergency disconnection system meant to allow separation of the deepwater horizon from the blowout preventer at the sea floor could not be activated. On the evening of april 20, 2010, a well control event allowed hydrocarbons to escape from. Deepwater horizon accident investigation report 2011 youtube. The deepwater horizon offshore oil drilling platform experienced a major explosion in the gulf of mexico on april 20, 2010. Pdf deepwater horizon accident investigation report. Hydrocarbons entered the well undetected and well control was lost. Npt, according to many credible references, is the primary step to ascertain well integrity during any offshore drilling. Deepwater horizon in the gulf of mexico, on april 20, 2010, u. Cover memo volume i us coast guard report volume ii us department of the interior report. Bop negative pressure test was accepted although well integrity had not.
On 8 september, bp released a 193page report on its web site. A longawaited bp report lists eight reasons for the accident that caused its catastrophic deepwater horizon oil spill. The deepwater horizon explosion occurred on the 20th of april, 2010 in the gulf of mexico. Analysis and discussion of deepwater horizon accident and barrier strategies nathalie m. The national academy of engineering and the national research council have released the interim report of the committee on the analysis of causes of the deepwater horizon explosion, fire, and oil spill to identify measures to prevent similar accidents in the future. This paper introduces a threelayer, conceptual risk. The deepwater horizon investigation included several investigations and commissions, among others reports by national incident commander thad allen, united states coast guard, national commission on the bp deepwater horizon oil spill and offshore drilling, bureau of ocean energy management, regulation and enforcement, national academy of engineering, national research council, government.
The fire and resulting explosion which took the lives of 11 persons who were on board caused the vessel to eventually sink, releasing millions of gallons. Deepwater horizon joint investigation team report bureau of. Deepwater horizon spill may have been a third bigger than estimated. Pdf a deep analysis at the big disaster happened on the 20th april 2010 in the macondo well bp deepwater horizon rig. This case demonstrates that corporate communications and public relations usually function well enough in routine situations, but tend to break down during crises and catastrophes. Introduction to the deepwater horizon accident request pdf. It was a massive oil spill in the gulf of mexico, the largest offshore spill in u. Deepwater horizon oil spill final programmatic damage.
Noaa was on the scene from the earliest moments of the crisis, bringing. What caused the explosion on the deepwater horizon. Bp and transocean personnel onboard the deepwater horizon. At the time of the accident, the deepwater horizon dwh crew had finished drilling and was completing temporary abandonment of the well so that a production facility could return later to extract oil and gas from the well. Although the resulting oil spill has potentially grave environmental implications, recent efforts. With the publication of lessons learned from the deepwater horizon response, niosh hopes to share the knowledge gained during this response including the application of knowledge gained from past largescale emergency responses, report how we can improve our response to similar. Drawing on public sources, this case traces the circumstances surrounding the accident, including not only the role of bp but also. Committee for the analysis of causes of the deepwater horizon. Nov 15, 2012 bp workers charged with manslaughter in deadly deepwater horizon gulf blast.
Bps deepwater horizon accident investigation report. Dhsg final reportmarch 2011 university of california, berkeley. On april 20, 2010, while drilling an exploratory well off the coast of louisiana. As more details emerge about the events leading up to the explosion and sinking of the deepwater horizon, it has become clear that the singleminded. The deepwater horizon was an exploratory oil platform located in u. Bps deepwater horizon accident in 2010 was one of the worst environmental disasters in history, and was also a public relations catastrophe for the company. Causes, lessons learned and recommendations for the norwegian petroleum activity. A study of the economic impact of the deepwater horizon. Gulf of mexico, officials and workers aboard the deepwater horizon oil rig argued for hours about how to proceed with abandoning their well. Deepwater horizon lessons learnt for national preparedness and response strategies based on findings from the disaster and remedial action taken. Jun 05, 2014 macondo investigation report volume 2 june 5, 2014 volume 2 technical findings on the deepwater horizon blowout preventer bop with an emphasis on the effective management of safety critical elements. Bp incidents in the gulf of mexico preceding the deepwater horizon accident 19962009 79 incidents 47 48. It is perhaps ironic that fay was at onetime bps security manager for operations in the gulf of mexico but that his risk analysis process was not followed. Eight years after the deadly deepwater horizon explosion, a safety watchdog aims to prevent another disaster.
On april 20, 2010, an explosion on the deepwater horizon macondo oil well drilling platform tragically killed 11 workers, and started the largest marine oil spill in u. Annulus cement barrier did not isolate hydrocarbons. Environmental panel of experts consequences of pollution incidents project group deepwater horizon, september 2011. On april 20, 2010, the oil drilling rig deepwater horizon, operating in the macondo. The deepwater horizon drilling accident that occurred on 20 april 2010 was a. Deepwater horizon news, articles and features new scientist.
Read interim report on causes of the deepwater horizon. National commission on the bp deepwater horizon oil spill and. You may need a pdf reader to view some of the files on this page. Bp failed to communicate these decisions and the increasing operational risks to transocean. This is the report of an internal bp incident investigation team. The macondo wellblowout accident resulted in 11 personnel fatalities, 17 personnel injuries, an estimated 5 million barrels of oil spilled, and vast environment pollution. Bp had workers on the doomed deepwater horizon rig who could have prevented the missteps that led to the massive gulf of mexico oil spill, but they were not consulted, the white house oil. Minerals management service, summary of company bids. Download a pdf of interim report on causes of the deepwater horizon oil rig blowout and ways to prevent such events by the national academy of engineering and national research council for free. The presumed blowout preventer bop failure is an important but secondary issue. Deepwater horizon accident investigation report bp. Committee for the analysis of causes of the deepwater horizon explosion, fire, and oil spill to identify measures to prevent similar accidents in the future.
A study of the economic impact of the deepwater horizon oil spill january, 2011. This chapter describes the deepwater horizon oil spill incident, including a timeline. Deepwater horizon tragedy april 2010 arcanjo wacunzo. It was years of cutting corners, not one careless mistake, that caused the explosion. Marine life is still struggling after the deepwater horizon oil spill. The following is a timeline of the deepwater horizon oil spill also referred to as the bp oil spill, the gulf of mexico oil spill or the macondo blowout. We would like to show you a description here but the site wont allow us. Deepwater horizon accident investigation report docshare. Deepwater horizon accident investigation report youtube. The macondo well was exploratory in nature, meaning. Dow learnings and actions from the deepwater horizon accident john champion,a kenan stevick,a karen study,a and sheila van geffenb athe dow chemical company, deer park, tx. Dow learnings and actions from the deepwater horizon accident. Tony stewart shows off his absurd car collection to jeff gordon around the track duration. A project team was established by the psa on 7 may 2010 following the disaster with the deepwater horizon drilling rig in the gulf of mexico.
The conclusion was that bp was partly to blame, as was transocean, which owned the deepwater horizon oil rig. Apr 23, 2014 according to several seminal investigation reports on the bp deepwater horizon dwh accident, misinterpretation of a critical test, called negative pressure test npt, was a major contributing cause of that disaster. Deepwater horizon lessons learnt for national preparedness. Bp workers charged with manslaughter in deadly deepwater. The deepwater horizon accident was caused by the escape of hydrocarbons resulting in explosions and fire on the rig. Horne thomas davies barrow professor of earth sciences stanford university roland n.
The purpose of the study was to demonstrate that adequate controls are in place so that hse risks on the. Jan, 2017 macondo well deepwater horizon blowout source. The report identified 8 key findings with respect to the cause of the accident. The macondo well incident mississippi canyon 2521, leased by bp as the. The report does not represent the views of any individual or entity other than the investigation team. Sintef executive summary of report commissioned by the iadc. On april 20, 2010, the oil drilling rig deepwater horizon, operating in the macondo prospect in the gulf of mexico, exploded and sank resulting in the death of 11 workers on the deepwater horizon and the largest spill of oil in the history of marine oil drilling operations.
The deepwater horizon study group dhsg was formed by members of the center for catastrophic risk management ccrm in may 2010 in response to the blowout of the macondo well on april 20, 2010. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Deepwater horizon bp gulf of mexico oil spill enforcement us. The deepwater horizon drilling rig explosion was the april 20, 2010, explosion and. The impact on security of energy supply can be understood by considering the ban of certain exploration activities in some countries usa, italy, etc. This report examines the causes of the blowout of the macondo well that occurred in the gulf of mexico on april 20, 2010, and provides a series of recommendations, for both the oil and gas industry and government regulators, intended to reduce the likelihood and impact of any future losses of well control during offshore drilling. Apr 20, 2010 on april 20, 2010, an explosion on the deepwater horizon macondo oil well drilling platform tragically killed 11 workers, and started the largest marine oil spill in u. The accident had far reaching effects on the lives of tens of thousands of people, from the families of those killed and injured to those whose livelihoods depend on. Deepwater horizon accident investigation report pdf.
The eight failures that caused the gulf oil spill new. Deepwater horizon incident joint investigation, jimmy harrell. Report by bp on gulf spill hints at likely legal defense. Offshore oil drilling is complex work that employs stateofthe art technology in an extremely dynamic environment. May 12, 2010 a hearing on the deepwater horizon gulf coast oil spill part 1 duration.
An explosion aboard the offshore drilling unit was a result of a fire that ignited on the platform. Deepwater horizon bp gulf of mexico oil spill us epa. The blowout and oil spill on the deepwater horizon in the gulf of mexico was caused by a flawed well plan that did not include enough cement between the 7inch production casing and the 9 78inch protection casing. Horne thomas davies barrow professor of earth sciences stanford university photo.
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