January 5, 2024

CX-029662: Magnolia Sequestration Project

Characterization activities for CO2 storage complex to include: drilling USDW well

December 12, 2023

CX-029697: HMIS Annual Categorical Exclusion

Hanford Mission Integration Solutions (HMIS) and their subcontractors perform deactivation, dismantling, and removal of electric transmission facil…

August 31, 2023

CX-270709: Transmission Structure and Line Replacement at Paducah Site 451.1a-074

The Project is a rebuild of six (6), 161 kV overhead transmission lines from the Gridliance Joppa 161 kV switchyard to the TVA Shawnee Station and LGE Grahamville 161 kV substations.

February 21, 2023

CX-028697: Routine Activities

The Western Area Power Administration (WAPA) Upper Great Plains Customer Service Region (UGP) routinely conducts activities that are part of the da…

January 27, 2023

CX-027575: Spook Hill Substation Phase II Environmental Site Assessment, Oil-Filled Equipment Removal, and Demolition

The Western Area Power Administration (WAPA) proposes to conduct a Phase II Environmental Site Assessment (ESA) to evaluate the extent of possible …

January 9, 2023

CX-027456: Walden-Muddy Pass 69-kV Transmission Line Decommissioning

Western Area Power Administration (WAPA), Rocky Mountain Region (RMR), proposes to decommission and remove the Walden-Muddy Pass (WDN-MPS) 69-kV Tr…

August 3, 2022

CX-028324: Idaho National Laboratory (INL) Power Management Maintenance Activities

The Power Management organization at Idaho National Laboratory (INL) must perform timely maintenance and inspection activities on power poles and s…

July 25, 2022

CX-026388: Gore Pass-Muddy Pass 69-kV Transmission Line Decommissioning

Western Area Power Administration (WAPA), Rocky Mountain Region (RMR), proposes to decommission and remove the Gore Pass-Muddy Pass (GOT-MPS) 69-kV…

July 5, 2022

CX-028313: Bode Test Bed Power Line and Equipment Removal

The Bode Test Bed (also known as the ARA Test Bed or the Power Line Test Bed), was constructed sometime prior to Current Year-2005. The test bed wa…

March 22, 2022

CX-025763: Y12-NEPA-002-D and D, Rev 0, Excess Facilities De-inventory, Deactivation, Decommissioning and Limited Pre-Demolitions Activities, CY 2022 to CY 2024.

National Nuclear Security Administration (NNSA)’s proposed action is to de-inventory, deactivate, decommission, and perform limited pre-demolition …