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CX-004381: Categorical Exclusion Determination

Small Mammal Sampling Near Waste Management Area C, 200 East Area, Hanford Site, Richland, Washington
CX(s) Applied: B3.1
Date: 11/03/2010
Location(s): Richland, Washington
Office(s): Environmental Management, Office of River Protection-Richland Office

The proposed action, small mammal live trapping and sampling, will be performed near and around the perimeter of Waste Management Area (WMA) C as part of a screening level ecological risk assessment for WMA C. The primary small mammal species targeted for collection in the study include deer mice (Peromyscuc maniculatus), pocket mice (Perognathus parvus), and western harvest mice (Reithrodontomys megalotis). All non-target or protected species will be immediately released as required by RPP-PLAN-39114, Phase 2 Resource Conservation and Recovery Act Facility Investigation/Corrective Measures Study Work Plan for Waste Management Area C.