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. Appendix n amf testing cameron recommends replacing the batteries after one year of operation or 33 amf actuations, or within five years of shelf life. The role of bp in the deepwater horizon explosion and oil spill. Deepwater horizon accident investigation report executive. Deepwater horizon incident joint investigation, chad murray testimony witnesses testified about the april 20, 2010 explosion and eventual sinking of the deepwater horizon oil rig in the gulf of. The explosion happened when the deepwater well blew out.
Although the events leading to the sinking of deepwater horizon were set into motion by the failure to prevent a well blowout, the investigation revealed numerous systems deficiencies, and acts and omissions by transocean and its deepwater horizon crew that had an adverse impact on the ability to prevent or limit the magnitude of the disaster. Jun 05, 2014 investigation into 2010 bp oil spill finds failures, poor testing and ongoing risks federal report says bad management on deepwater horizon meant poor safety on gulf rig and dozens of rigs are at. Health hazard evaluation of deepwater horizon response workers. The first relief well was able to intersect the well and permanently seal the macondo well. Unlike fixed drilling platforms used in shallower water, modus can move from one location to another under their own power. This is the third hearing the oversight and investigation. Collapse all expand all coast guard report of investigation.
Pdf deepwater horizon accident investigation report. One service special agent was and remains assigned fulltime to the deepwater horizon criminal task force based in new orleans. National academy of engineering and national research council. Deepwater horizon study group investigation of the macondo well blowout disaster 7 10. Deepwater horizon 2010 the deepwater horizon dwh event occurred in april 2010 in the gom. Considerations for underwater investigation and salvage of. Article pdf available in journal of engineering studies and research 17volume 17. 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. Recent activities and ongoing developments congressional research service summary in the wake of the explosion of the deepwater horizon offshore drilling rig in the gulf of mexico on april 20, 2010, federal agencies, state and local government agencies, and responsible parties faced an unprecedented challenge. Deepwater horizon incident joint investigation, jimmy harrell.
Investigation into the marine casualty, explosion, fire, pollution, and sinking of. Dhsg final reportmarch 2011 university of california, berkeley. 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 occur in the norwegian petroleum activity. 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. 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. At the time of writing some of the investigation reports such as that from the chemical safety board had not been published, so it is important not to draw too many conclusions until those reports and their associated findings are made available. Based on the analysis presented in the csb macondo investigation report, volumes 3 and 4, and the requirements listed in r10, revise recommended practice 75, development of a safety and environmental management program for offshore operations and facilities, 3rd ed. Deepwater horizon an overview sciencedirect topics. Deepwater horizon accident investigation report executive summary on the evening of april 20, 2010, a well control event allowed hydrocarbons to escape from the macondo well onto transoceans deepwater horizon, resulting in explosions and fire on the rig. Simms, louisiana state university bureau of ocean energy management boem information transfer meeting new orleans, louisiana august 24, 2017. Investigation into 2010 bp oil spill finds failures, poor. Health hazard evaluation of deepwater horizon response. The deepwater horizon was a semisubmersible mobile offshore drilling unit modu.
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. Pdf deepwater horizon accident investigation report orhan. Loading bps deepwater horizon accident investigation report. Considerations for underwater investigation and salvage of deepwater horizon 3 1 introduction the problem of perishable evidence aboard deepwater horizon as well as stores of oil or other potential pollutants which may be released in the future is a common concern with many sunken vessels. Bp and the deepwater horizon disaster of 2010 mit sloan. T hese investigations publicly documented many facts about the incident and thoroughly examined several issues. Floating offshore facilities and ocs05 incident investigations.
Deepwater horizon oil spill thinkreliability, case studies. Cover memo volume i us coast guard report volume ii us department of the interior report deepwater horizon report appendices. Over the next 87 days, almost five million barrels of oil were discharged from the macondo well into the gulf of mexico. The offshore drilling industry has made tremendous technological strides since a freestanding structure for drilling was built in 1937 in the gulf of mexico in 14 feet of water, more than a mile offshore. Deepwater horizon mobile drilling unit exploded, caught fire, and eventually sank, resulting in a massive release of oil and other substances from bps macondo well. Bp conducted its own accident investigation of deepwater horizon, but once again kept its scope extremely narrow. Investigation into the marine casualty, explosion, fire, pollution, and sinking of mobile offshore drilling unit deepwater horizon, with loss of life in the gulf of mexico 2122 april 2010, transcript, july 23, 2010, pp.
Norchi on april 20, 20 10 an explosion occurred on the bp deepwater horizon offshore drilling rig in the gulf of mexico, killing eleven crew members, seriously injured sixteen, and sinking the rig. Jun 05, 2014 the best technical description of what happened. Deepwater horizon joint investigation team report bureau. Bps deepwater horizon accident investigation report. To print the document, click the original document link to open the original pdf. Pdf deepwater horizon accident investigation 1 deepwater. Forensic examination of deepwater horizon blowout preventer. At this time it is not possible to print the document with annotations. Coast guard joint investigation team jit today released its final investigative report on the april 20, 2010, deepwater horizon explosion, loss of life, and resulting oil spill. Deepwater horizon blowout preventer failure analysis report to the u. Social effects of the deepwater horizon oil spill on coastal. Oil residue the size of rhode island covers gulf of mexico seafloor in macondo well disaster aftermath. Investigation into the marine casualty, explosion, fire, pollution, and sinking of mobile offshore drilling unit deepwater horizon, with loss of life in the gulf of mexico 21. Lessons learned from the deepwater horizon response.
Deepwater horizon joint investigation team releases final report. Dynamically positioned modus utilize dynamic satellite positioning technology connected to powerful directional thrusters to maintain. Article pdf available in journal of engineering studies and research 17 volume 17. A suncam online continuing education course a case study in engineering ethics. Deepwater horizon disaster and influence on offshore industry regulations. Deepwater horizon accident investigation 1 deepwater horizon investigation. Hearing before the subcommittee on oversight and investigations of the committee on energy and commerce, house of representatives, one hundred eleventh congress, second session, june 17, 2010 deepwater horizon joint investigation team report. Investigation into 2010 bp oil spill finds failures, poor testing and ongoing risks federal report says bad management on deepwater horizon meant. Eleven people lost their lives, and 17 others were injured. At the time of the accident, the deepwater horizon dwh crew had finished. Deepwater horizon accident investigation report executive summary. Investigations have disclosed an almost identical sequence of. Transcript of the role of bp in the deepwater horizon.
Coast guard and bureau of ocean energy management, regulation and enforcement. After an extensive investigation conductedby the joint investigation team of the bureau of ocean energy management, regulation and enforcement. Deepwater horizon study group investigation of the macondo well blowout disaster 6 the point. Deepwater horizon joint investigation team releases final report new orleans the bureau of ocean energy management, regulation and enforcement boemreu. During the foregoing attempts, two relief wells were drilled to provide bottom kill capability. Deepwater horizon accident investigation report bp. Final report on the investigation of the macondo well blowout. Newsroom library deepwater horizon reading room deepwater horizon joint investigation team report. Columbia accident investigation board safety goal impacted 11 fatalities explosi on on rig well blew out, lost well cause map 11 crew members on board the deepwater horizon were killed when an explosion ripped through the oil rig. Social effects of the deepwater horizon oil spill on coastal communities along the u. It is the underlying unconscious mind that governs the actions of an.
Deepwater horizon was an ultradeepwater, dynamically positioned, semisubmersible offshore drilling rig owned by transocean. Chemical safety and hazard investigation board csbfinal reportbop06022014 the deepwater horizon bop stack at nasamichoud with the upper lmrp portion on left this analysis considered the bop examinations that were conducted by det norske veritas dnv at the nasa. Appendix k bop leaks there were five minor leaks in the deepwater horizon bop control system. Deepwater horizon was an ultra deepwater, dynamically positioned, semisubmersible offshore drilling rig owned by transocean.
Deepwater horizon joint investigation team report bureau of. Many small human errors combined to create the conditions for this tragic accident. During the criminal investigation, the office of law enforcement documented 7,258 dead migratory birds that washed ashore or were otherwise recovered in the wake of the spill. 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. Figure 1 investigation roadmap deepwater horizon casualty. The deepwater horizon study group dhsg was formed by members of the.
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