Oak Ridge Office CX Determinations

Determination Date Name of Action: Description Categorical Exclusion Number
11/19/2012 Categorical Exclusion (CX) Determination for Site Characterization, Investigation, and Environmental Monitoring Activities (CX-GEN-004) B3.1
11/19/2012 Categorical Exclusion (CX) Determination for Replacement, Removal, and Closure of Underground Storage Tanks (USTs) (CX-GEN-003) B2.5; B6.1
11/19/2012 Categorical Exclusion (CX) Determination for Removing Items for Materials Containing Polychlorinated Biphenyls (PCBs) (CX-GEN-002) B1.17
11/19/2012 Categorical Exclusion (CX) Determination for Ventilation Activities (CX-GEN-001) B1.4; B1.16; B2.1; B2.3
11/5/2012 Central Training Facility and Office of Secure Transportation Fence Line Maintenance (CX-ORR-12-001) B1.3; B1.11
10/24/2012 Office of Secure Transportation – Building 9714 Extension of Concrete Apron (CX-ORR-13-001) B1.3
3/30/2012 Clinch River Environmental Studies Organization (CRESO) Partners Wetland Project (CX-CRESO-2012-002) B3.3; B3.8
3/5/2012 Clinch River Environmental Studies Organization (CRESO) 2012 Educational/Research Program Activities (CX-CRESO-2012-001) B3.3
9/23/2011 Categorical Exclusion (CX) Determination for ETTP Airport Feasibility Study (CX-K25-562) B3.1
7/29/2011 National Environmental Policy Act (NEPA) Categorical Exclusion (CX) Applicable Determination for the Construction and Operation of a Cask Processing Enclosure (CPE) at the Transuranic (TRU) Waste Processing Center (TWPC) on the Oak Ridge Reservation, Lenoir City, Tennessee (CX-TWPC-11-0001 a) B1.13; B3.1; B6.6
* Implicit in CX determinations are the following:
  1. There are no extraordinary circumstances related to the proposed action that may affect the significance of the environmental effects of the proposed action.
  2. The proposed action is not “connected” to other actions with potentially significant impacts.
  3. The proposed action is not related to other proposed actions with cumulatively significant impacts.
  4. The proposed action is not precluded by 40 CFR 1506.1 or 10 CFR 1021.211.
  5. For CX determinations made prior to November 14, 2011, CX number definitions can be found at: http://energy.gov/sites/prod/files/nepapub/nepa_documents/RedDont/CXR-10CFRPart1021-Changes.pdf