2023 Capping Stack Demonstration

In May 2023, Chevron and MWCC exercised the deployment of a capping stack at the request of the Department of the Interior’s, Bureau of Safety and Environmental Enforcement (BSEE). The capping stack was installed on a simulated subsea wellhead and pressure tested. This effort demonstrated the continued preparation and commitment by MWCC and our members to be continuously ready to respond to an offshore well containment incident in the U.S. Gulf of Mexico.


We are continuously ready to respond

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Marine Well Containment Company (MWCC) is an independent company founded in 2010 to address the need for a deepwater well containment response capability in the U.S. Gulf of Mexico.

MWCC's industry-leading approach to deepwater well control incidents is built on three pillars: dedicated equipment, a highly skilled organization, and a preeminent responder training program.

MWCC has the most comprehensive portfolio of source control equipment to cover a broad range of well characteristics. The ownership of this system comes with great responsibilities to…