Deepwater Horizon Investigation Reports

Deepwater Horizon is one of the worst well control incidents in oil and gas industry and this situation results in losing of life and damaging environment. Therefore, it is worth to learn from this accident. In this article, we would like to share a couple of investigation reports from reliable sources for you to read and learn from this incident.

Deepwater Horizon Accident Investigation Report

Figure 1 Deepwater Horizon Accident Investigation Report from BP

Figure 1 – Deepwater Horizon Accident Investigation Report from BP

This is the report from BP internal investigation team showing all details from BP point of view and the contents are as follows;

  • Scope of Investigation
  • The Macondo Well
  • Chronology of the Accident
  • Overview of Deepwater Horizon Accident Analyses
  • Deepwater Horizon Accident Analyses
  • Investigation Recommendations
  • Work that the Investigation Team was Unable to Conduct

The report here – http://www.bp.com/content/dam/bp/pdf/gulf-of-mexico/Deepwater_Horizon_Accident_Investigation_Report.pdf

In this report, there are a lot of illustrations assisting you to understand all details.

Figure 2 - Well Schematic

Figure 2 – Well Schematic

Figure 3 - BOP Diagram (Prior and Post Accident)

Figure 3 – BOP Diagram (Prior and Post Accident)

Final Report on the Investigation of the 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. This is another report and it might give you some different ideas about this accident.

Figure 4 - Final Report on the Investigation of the Macondo Well Blowout

Figure 4 – Final Report on the Investigation of the Macondo Well Blowout

There are some highlighted subjects as listed below;

Chapter 1 – Timeline to Disaster

The Marianas

The Deepwater Horizon

The Blowout

Post Blowout Shutdown Attempts

Chapter 2 – Analysis of the Blowout

Summary of Factors Leading to Blowout

Candidate Flow Paths to the Rig Floor

Phase 1 – Production Casing Design & Construction

Phase 2 – Temporary Abandonment

Phase 3 – Attempts to Control the Well

Chapter 3 – Insights

Introduction

Organizational Accidents Perspectives

Production versus Protection Insights

Chapter 4 – Going Forward

Introduction

Observations

Findings

Commentary

Recommendations

These are some images in this report.

Figure 5 – Location of Macondo Well

Figure 5 – Location of Macondo Well

Figure 6 Wellbore Schematic Comparison

Figure 6  Wellbore Schematic Comparison

The report here –  http://ccrm.berkeley.edu/pdfs_papers/bea_pdfs/dhsgfinalreport-march2011-tag.pdf

We wish these two important reports would be advantageous to you. Well control is one of the most critical part of drilling engineering and operation.

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