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Deepwater Horizon (2010)

The Deepwater Horizon drilling rig exploded on 20 April 2010 as the result of a powerful blowout on the Macondo field in the US Gulf of Mexico.




This article was originally published in
Safety - Status and Signals 2012-2013

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Eleven people died and a number of others were seriously injured. The unit sank after two days, while over four million barrels of oil escaped before the well was capped more than three months later.

This accident demonstrated the need to assess a number of measures which could contribute to better management of major accident risk in petroleum operations worldwide.

See also Far from finished with DwH