Fermi Site Office CX Determinations

Determination Date Name of Action: Description Categorical Exclusion Number
1/6/2025 Kirk Road Sanitary Sewer Improvements CX B1.31, B5.4
11/26/2024 Kautz Road Construction Entrance CX
10/22/2024 Improved Pavement Processes Using Compact SRF Electron Accelerators CX B3.6, B3.10
10/8/2024 Emergency Response and Transformer Repair at Kautz Road Substation CX B4.6, B4.11, B5.6, B6.1
6/11/2024 Utilities Infrastructure Project B1.15, B1.16, B1.18, B1.23, B1.34, B1.3, B2.1, B2.5, B4.11, B5.2
3/22/2024 DWS Loop Feed at GCC B5.5
1/29/2024 Electric Vehicle Charging Station Installations B5.23
6/2/2022 NEPA EENF for Mahoney Creek Floodplain Construction B1.33, B2.5
6/2/2022 Mahoney Creek Stormwater Detention Basin CX B1.33, B2.5
3/23/2022 National Environmental Policy Act Determination at Fermi National Accelerator Laboratory – Nevis Blocks Removal B1.10; B1.30
* 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