The doj brief strongly criticized officials for failing to rerun a negative pressure test when the first test revealed a pressure anomaly from the well. Deepwater horizon accident investigation report sec. Macondo well blowout 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. Bp hereafter leased mobile offshore drilling unit deepwater horizon, located in the macondo well, led to the death of 11 rig workers and spillage of tens of thousands of barrels of oil per day into the gulf of. Bp and the deepwater horizon disaster of 2010 christina ingersoll, richard m. The prospect was the site of the deepwater horizon drilling rig explosion in. Soon after the well was capped, a deepsea community km southwest of the wellhead was discovered with corals that had been damaged by the spill.
People said things like, the well encountered the highest pressures ever recorded macondo was the largest oil discovery in the world. At the time of the blowout, the macondo well was significantly behind schedule. This presentation summarizes the main topics from the safetec seminars held in week 2021 in oslo, trondheim, stavanger and bergen, norway. Introduction the deepwater horizon rig sank on april 22, 2010, two days after the macondo well blowout and explosion that killed 11 workers. Even before it began drilling macondo, bp believed that the well might encounter a substantial hydrocarbon. Final report on the investigation of the macondo well blowout by deepwater horizon study group, center for catastrophic risk management ccrm at approximately 9. The rig was drilling in bps macondo project offshore louisiana, beneath. Gap analysis between macondo deep water horizon drilling. Investigation of the macondo well blowout disaster 7 10. The deepwater horizon oil spill also referred to as the bp oil spill, oil leak, or oil disaster. 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.
Deepwater horizon investigation wikipedia republished. Final report on the causes of bps macondo well blowout by john wihbey. 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. May 08, 2012 with this 500ton deepwater well cap, bp is ready for the next oil spill. Bp had drawn up plans for ending the blowout of the macondo well by locking a new mechanical device capable of shutting in the flow from above on top of the failed blowout preventer. The human and organisational causes process safety training dvd. Of particular concernwasthepossibility that,undertheanticipated highshutin pressures, oil could leak out of the well casing below the sea. The macondo prospect mississippi canyon block 252, abbreviated mc252 is an oil and gas prospect in the united states exclusive economic zone of the gulf of mexico, off the coast of louisiana. This report describes the application of a computer model to simulate reservoir depletion and oil flow from the macondo well following the deepwater horizon blowout.
The bp deepwater horizon, macondo well blowout, and what we. Aug 06, 2010 both the exercises and the games are very practical so dog owners may use them throughout the day to have a well trained dog. Bp asks if blowout devices have been modified houston. Dhsg final reportmarch 2011 university of california. Review of flow rate estimates of the deepwater horizon oil spill. Human and organisational causes safety training dvd hopkins analyses the organisational factors that contributed to poor engineering decisions made with all the judgments centered on commercial risk. With this 500ton deepwater well cap, bp is ready for the. Bps cost or time saving decisions without considering contingencies and mitigation were contributing causes of the macondo blowout. Dec 11, 2012 since the early days of the deepwater horizon crisis, bp had drawn up plans for ending the blowout of the macondo well by locking a new mechanical device capable of shutting in the flow from above on top of the failed blowout preventer. The doj also said transocean, the owner and operator of the deepwater horizon rig, is guilty of gross negligence as well. Drilling the relief well in the days following the fiery april 20 blowout of bps macondo well off the coast of louisiana, tv viewers across the world watched dismayed at the images of crude oil spewing unabated into the gulf of mexico. Computer simulation of reservoir depletion and oil flow.
March 2008 the mineral rights to drill for oil at the macondo well, located in mississippi canyon. The blowout of the macondo well on april 20, 2010, led to enormous consequences for the individuals involved. An overview of deepwater well integrity developments after the blowout of macondo. Deepwater drilling to resume near site of 2010 bp oil disaster. The dhsg analyses of the currently available evidence indicates the macondo well blowout. Drilling okd near site of bp macondo reservoir al jazeera. Central standard time on the evening of april 20, 2010, an uncontrolled flow of water, oil mud, oil, gas, and other materials came out of the drilling riser and possibly the drill pipe on the dynamically positioned drilling.
Depth and diameter values on the yaxis correspond to the final well bore architecture shown in figure 22. An oil spill in the gulf of mexico last week may be the largest in the u. 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. Final report on the investigation of the macondo well blowout. Significant progress has been done to enhance the safety during all phases of the well life cycle since the macondo blowout. The macondo blowout but, who cares, its done, end ofstory, we will probably be fine and well get a good cement job 2. Bpandthedeepwaterhorizondisasterof2010 learningedge. Aug 12, 2014 the deepwater horizon blowout released more oil and gas into the deep sea than any previous spill. Dhsg final reportmarch 2011 university of california, berkeley.
Boemre final report on deepwater horizon deep sea news. On a quiet tuesday evening, 20 april 2010, leaders aboard transoceans deepwater horizon drilling rig ran pressure tests to determine if bps deep macondo oil well was leak free, or if the well needed additional work. Final report on the causes of bps macondo well blowout. Initial media reports suggest a fivemilelong oil slick is seen. Halliburton today blamed bps well design for the macondo well blowout, sinking of the deepwater horizon semisubmersible, and the oil spill in the us. On april 20, 2010, a blowout occurred and led to an explosion and fire on the rig.
Bp had commissioned the report by an engineering professor at the imperial college, which estimated that only 3. Sep 15, 2011 the forces generated by the flow from the well andor forces generated by the weight of the drill pipe led to the elastic buckling of the drill pipe and was a possible contributing cause of the bop failure. On april 20, 2010, the deepwater horizon rig explosion killed 11 workers. There are training nuggets throughout, both in the stepbystep instructions and the troubleshooting sections that will.
At the time of the blowout and efforts to regain control of the well, a lot of myths were propagated. This paper intends to present and discuss with actual examples the latest technical and managerial developments with emphasis in. Safet macondo well blowout bsee ukooauserdatasafety alert for the macondo well blowout bsee. Bps efforts to drill relief wells are generally viewed as the companys best, and perhaps only, chance to plug the macondo 252 well gushing thousands of barrels of oil and natural gas into the. Gap analyis between macondo deep water horizon drilling blowout with regulations 11 figure 1c. The bp deepwater horizon, macondo well blowout, and what. The unprecedented nature of the deepwater horizon oil spill required the application of research methods to estimate the rate at which oil was escaping from the well in the deep sea, its disposition after it entered the ocean, and total reservoir depletion.
The first relief well was able to intersect the well and permanently seal the macondo well. Computer simulation of reservoir depletion and oil flow from the macondo well following the deepwater horizon blowout. This paper intends to present and discuss with actual examples the latest technical and managerial developments with emphasis in deepwater situations since the tragic blowout of macondo happened. A blowout preventer, intended to prevent release of crude oil, failed to activate. As indicated on the timeline in figure 42 bp first announced oms in 2006, with.
Gulf oil spill may be largest since 2010 bp disaster. Apr 14, 2016 the fivestory blowout preventer that sat atop bp plcs macondo well in the gulf of mexico was supposed to be a final check against uncontrolled surges of oil and explosive gas. After several failed efforts to contain the flow, the well. As part of the government response to the deepwater horizon blowout, a well integrity team evaluated the geologic hazards of shutting in the macondo well at the seafloor and determined the conditions under which it could safely be undertaken. 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. The timeline notes that all events were successfully controlled.
Investigation of the macondo well blowout disaster. Bp, transocean and cameron, the manufacturer of the blowout preventer over the macondo well, have declined to comment on the investigation of the accident, but u. The story dramatizes the drilling and demise of bps 312miledeep macondo exploration well, albeit at the hands of fictional characters, surrogates for survivors and the eleven perfect. On april 20, 2010, a sudden explosion and fire occurred on the oil rig. The fivestory blowout preventer that sat atop bp plcs macondo well in the gulf of mexico was supposed to be a final check against uncontrolled surges of oil and explosive gas. Emergency plan for blowout at proposed rig relies on same methods used on macondo well at time of worst offshore spill. Computer simulation of reservoir depletion and oil flow from. The distinction between process safety and personal safety. Total cost of the 2010 deepwater horizon oil spill. Sep 27, 2010 halliburton today blamed bps well design for the macondo well blowout, sinking of the deepwater horizon semisubmersible, and the oil spill in the us gulf of mexico and defended its role in the. Total cost of the 2010 deepwater horizon oil spill reflected.
During the foregoing attempts, two relief wells were drilled to provide bottom kill capability. Jun 05, 2014 the best technical description of what happened. The rig was drilling in bps macondo project offshore louisiana, beneath about 5,000ft 1,525m of water and,000ft under the seabed. Follow our stepbystep timeline of the bp oil spill, from the construction of. Putting the bp macondo blowout in perspective academyofsciencestl. Process safety metrics gleaned from the macondo blowout. The prospect was the site of the deepwater horizon drilling rig explosion in april 2010 that led to a major oil spill in the region.
The following is a timeline of the deepwater horizon oil spill it was a massive oil spill in the gulf of mexico, the largest offshore spill in u. Csb to hold public meeting june 5th in houston, texas to vote on the executive summary and first two volumes of the csbs report into the april 20, 2010, blowout of the macondo well in the gulf of mexico 5282014. Front matter macondo well deepwater horizon blowout. At the time of the macondo blowout, bps corporate culture remained one that was embedded in risktaking and costcutting it was like that in 2005 texas city, in 2006 alaska north slope spill. The forces generated by the flow from the well andor forces generated by the weight of the drill pipe led to the elastic buckling of the drill pipe and was a possible contributing cause of the bop failure. Williams frequently reported the software problems and the.
Of particular concern was the possibility that, under the anticipated high shutin pressures, oil could leak out of the well casing below the seafloor. Deepwater horizon macondo well blowout personal finance. Putting the bp macondo blowout in perspective youtube. Timeline of the deepwater horizon oil spill wikipedia. Although the mississippi canyon area has many productive oil fields, bp knew relatively little about. Macondo bp, the macondo prospect mississippi canyon block. Little consideration for major hazard risk was taken into account. Offshore safety in the wake of the macondo disaster. In the days following the fiery april 20 blowout of bps macondo well off the coast of louisiana, tv viewers across the world watched dismayed at the images of crude oil spewing unabated into the gulf of mexico. The well is located in the gulf of mexico gom, 52 miles offshore in 4,992 feet of water in mississippi canyon block 252. Three unrelated problems may have combined to cause a disastrous oilwell blowout last. The deepwater horizon oil spill is an industrial disaster that began on april 20, 2010, in the gulf of mexico on the bpoperated macondo prospect, considered to be the largest marine oil spill in the history of the petroleum industry and estimated to be 8% to 31% larger in volume than the previous largest, the ixtoc i oil spill, also in the gulf of mexico. With this 500ton deepwater well cap, bp is ready for the next oil spill. It was a massive oil spill in the gulf of mexico, the largest offshore spill in u.
Investigations have disclosed an almost identical sequence of developments resulted in the montara. Jan 01, 2014 bp had commissioned the report by an engineering professor at the imperial college, which estimated that only 3. The macondo well and the blowout the new york times. The deepwater horizon blowout released more oil and gas into the deep sea than any previous spill. Environmental issues associated with the macondo well blowout. The deepwater horizon accident, also known as the bp oil spill, was a project failure of immense proportions. An overview of deepwater well integrity developments after.
Use features like bookmarks, note taking and highlighting while reading the simple truth. The 2010 deepwater horizon oil spill the blowout on april 20, 2010, and the subsequent explosion of bp exploration and production inc. Both the exercises and the games are very practical so dog owners may use them throughout the day to have a welltrained dog. Download it once and read it on your kindle device, pc, phones or tablets. Scientific basis for safely shutting in the macondo well. The process becomes more complex as the operating environment becomes harsher, as in deep, highpressure, hightemperature wells drilled into the seabed beneath deep water. Once the blowout occurred, additional weaknesses in the systems barriers and defenses were exposed and exploited to develop the macondo well disaster. Explosion and fire on the bplicensed transocean drilling rig deepwater. This presentation summarizes the main topics from the safetec seminars held in week 2021 in oslo, trondheim, stavanger and. Environmental impacts on fauna and flora1 in the industry, gap analysis is an effective and cost efficient tool to identify key components, processes or procedures that need immediate attention or improvement. Footprint of deepwater horizon blowout impact to deep. Review of flow rate estimates of the deepwater horizon oil. 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.
A blowout preventer, or bop, is a stacked arrangement of closing devices that can shut in a well in the event that formation gas or fluids begin flowing into. It was a result of the well blowout that began with the deepwater horizon. There are training nuggets throughout, both in the stepbystep instructions and the troubleshooting sections that will help enrich the lives of both dogs and their owners. Why was there no focus on major hazard risk on the macondo. At the macondo well, the negative pressure test was the only test performed that would have checked the integrity of the bottomhole cement job. Many small human errors combined to create the conditions for this tragic accident. The national academy of engineering also sponsors engineering programs. May, 2015 deepwater drilling appears set to resume near the site of the catastrophic bp blowout in the gulf of mexico in 2010 that killed 11 workers and caused americas largest offshore oil spill off the coast of louisiana, resulting in an environmental disaster. Footprint of deepwater horizon blowout impact to deepwater. Halliburton blames bps well design in macondo blowout report. Jul 16, 2012 putting the bp macondo blowout in perspective academyofsciencestl.
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