Argonne Site Office CX Determinations

Determination Date Name of Action: Description Categorical Exclusion Number
7/29/2011 ASO-CX-291 Energy Science Building Temporary Parking and Lay Down Area B2.5
1/9/2012 ASO-CX-292 Dynamic Compression Sector (DCS) Project at Advanced Photon Source (APS) B3.6
5/22/2012 ASO-CX-293 Wind Energy Installations-Wind Turbine Project B5.18
5/16/2011 ASO-CX-286 The Advanced Photon Source (APS) Upgrade Project B3.6
5/17/2011 ASO-CX-287 Energy Science Building B3.6
5/18/2011 ASO-CX-288 Building 203 Upgrade and Operation of the Detector Laboratory B3.6
7/22/2011 ASO-CX-289 Building 366 Expansion, Operation, and Maintenance B3.6
7/29/2011 ASO-CX-290 Building 108 Boilers 1-5 NOx Emission Reduction Project B2.5
5/9/2011 ASO-CX-285 Construction and Operation of the Materials Design Laboratory B3.6
3/17/2011 ASO-CX-281 Biomass Production and Nitrogen Recovery in 21st Century Riparian Buffers B3.8
* 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