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CX-005891: Categorical Exclusion Determination

200 Area Tank Farm Interim Surface Barriers
CX(s) Applied: B6.9
Date: 04/26/2011
Location(s): Richland, Washington
Office(s): Environmental Management, Office of River Protection-Richland Office

Interim surface barrier(s), typically constructed of modified asphalt or other impermeable material, may be constructed over and/or adjacent to the 241-SX Tank Farm, the 241-U Tank Farm, the 241-BY Tank Farm, and/or other tank farms as needed. Each interim barrier may also include a storm water conveyance system and an associated storm water collection system.

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