CX-004474: Categorical Exclusion Determination

Deepwater Subsea Test Tree and Intervention Riser SystemCX(s) Applied: A9, A11Date: 11/18/2010Location(s): Houston, TexasOffice(s): Fossil Energy, National Energy Technology Laboratory

Office of NEPA Policy and Compliance

November 18, 2010
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Deepwater Subsea Test Tree and Intervention Riser System
CX(s) Applied: A9, A11
Date: 11/18/2010
Location(s): Houston, Texas
Office(s): Fossil Energy, National Energy Technology Laboratory

Develop and validate the design of a Deepwater Subsea Test Tree (SSTT) and Intervention Riser System (IRS) capable of conducting thru-drilling riser and open water riser intervention operations.

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