Chapter 15

Deepwater Horizon Well Blowout Mass Balance

M. Fingas     Spill Science, Edmonton, AB, Canada

Abstract

The blowout from the Macondo well has led to much discussion on the fate of the oil. There are indications about the oil fate from scientific studies conducted in the past few years. Since an early study on mass balance, much new information has come forward on oil weathering, fates in the sea, skimming, and oil on the shoreline. This re-evaluation focuses on the amounts that are readily measured or estimated. The methodology used in this chapter was to use literature values, estimation, and averages of values.

The amount of oil released by the blowout was estimated to be 578,000 m3 (3,635,000 barrels). The amount of oil surfaced was estimated ...

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