Application of MODFLOW for oil reservoir simulation during the Deepwater Horizon Crisis

Ground Water
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Abstract

When the Macondo well was shut in on July 15, 2010, the shut-in pressure recovered to a level that indicated the possibility of oil leakage out of the well casing into the surrounding formation. Such a leak could initiate a hydraulic fracture that might eventually breach the seafloor, resulting in renewed and uncontrolled oil flow into the Gulf of Mexico. To help evaluate whether or not to reopen the well, a MODFLOW model was constructed within 24 h after shut in to analyze the shut-in pressure. The model showed that the shut-in pressure can be explained by a reasonable scenario in which the well did not leak after shut in. The rapid response provided a scientific analysis for the decision to keep the well shut, thus ending the oil spill resulting from the Deepwater Horizon blow out.

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Publication type Article
Publication Subtype Journal Article
Title Application of MODFLOW for oil reservoir simulation during the Deepwater Horizon Crisis
Series title Ground Water
DOI 10.1111/j.1745-6584.2011.00813.x
Volume 49
Issue 3
Year Published 2011
Language English
Publisher Wiley
Contributing office(s) Branch of Regional Research-Western Region, Toxic Substances Hydrology Program
Description 5 p.
First page 319
Last page 323
Country United States
Other Geospatial Gulf of Mexico
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