Categorical Exclusion (CX) Determinations

Argonne Site Office Categorical Exclusion (CX) Determinations

Determination Date Name of Action: Description Categorical Exclusion Number
4/7/2020 ASO-CX-366 Water and Sewer Utilities Modernization B1.3, B 1.5
9/18/2019 ASO-CX-363 Electrical Capacity & Distribution Capability (ECDC) Project B4.6, B4.11, B4.12
11/7/2019 ASO-CX-364 APS Upgrade Project-Offsite Building Utilization B1.15, B1.31
11/19/2019 ASO-CX-365 Pilot-Scale Evaluation of Electrodialysis Membranes with Mepiquat Pentaborate B3.6
12/10/2019 ASO-CX-367 Bldg 202 XYZ Wings Demolition B1.23
2/28/2019 ASO-CX-361 Kearney Road Culvert Replacement
1/10/2019 ASO-CX-359 Generic Categorical Exclusion (CX) for Use of UASs, UAS, TBS for Research Campaigns at the ARM Southern Great Plains Sites in Oklahoma and Kansas B3.2
12/20/2018 ASO-CX-358 Site-wide Generic Categorical Exclusion for Biosafety Level-1 and Biosafety Level-2 Research B3.6
12/3/2018 ASO-CX-357 Electrical Capacity & Distribution Capability (ECDC) Project B4.12, B4.6
6/4/2018 ASO-CX-356 Oleo Sponge Commercialization B3.11, B3.15
* 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