Chicago Office CX Determinations

Determination Date Name of Action: Description Categorical Exclusion Number
3/22/2018 Forward Osmosis System for Treatment of Fracking Water B3.6
1/28/2018 SyPro Poplar: Improving Poplar Biomass Production under Abiotic Stress Conditions: an Integrated Omics, Bioinformatics B3.8
9/13/2017 NEPA Categorical Exclusion: Modular Approaches to "Click" Complexants for Chernoselective Minor Actinide Separations B3.6
5/1/2017 NEPA Categorical Exclusion: Purchase of Strontium-82 (Sr-82) material in the form of partially processed Sr-82 A1; B3.6; B3.12
12/21/2016 NEPA Categorical Exclusion: Technical Support Services A8
9/12/2016 Production of the Medically Important Radionuclides 52Mn and 90Nb B3:12; B3.6; B3.10
1/29/2016 Design of a U-230/Th-226 Generator System and Evaluation of Th-226 Chelation Chemistry B3.12
10/20/2015 NEPA Categorical Exclusion: 10 20 15 B3.1
9/14/2015 NEPA Categorical Exclusion: 09 14 15 B1.30
9/10/2015 NEPA Categorical Exclusion: 09 10 15 B3.6
* 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