Categorical Exclusion Determinations: B4.6

Chenoweth-Goldendale Number 1 Disconnect Switch Project CX(s) Applied: B4.6 Date: 05/30/2013 Location(s): Washington Offices(s): Bonneville Power Administration

Office of Secure Transportation Vehicle Maintenance Facility Improvements CX(s) Applied: B2.1, B2.2, B2.5, B4.6 Date: 05/29/2013 Location(s): Tennessee Offices(s): Oak Ridge Office

Idalia Substation Grounding and Drainage Improvements CX(s) Applied: B4.6 Date: 05/22/2013 Location(s): Missouri Offices(s): Southwestern Power Administration

Substation Maintenance and Renovation Activities CX(s) Applied: B1.3, B1.7, B1.11, B1.27, B1.31, B1.33, B2.2, B2.3, B2.5, B4.6 Date: 05/17/2013 Location(s): Colorado, Wyoming, Nebraska, Montana, Utah Offices(s): Western Area Power Administration-Rocky...

Parker Substation 161 Kilovolt 2013 Breaker Replacement CX(s) Applied: B4.6 Date: 05/17/2013 Location(s): California Offices(s): Western Area Power Administration-Desert Southwest Region

Chandler Tap Line Reconductoring CX(s) Applied: B4.6 Date: 05/17/2013 Location(s): Washington Offices(s): Bonneville Power Administration

Vernal Substation 138 Kilovolt Breaker Replacement CX(s) Applied: B4.6 Date: 05/08/2013 Location(s): Utah Offices(s): Western Area Power Administration-Rocky Mountain Region

Emergency Current Transformer Replacement at Gila Substation CX(s) Applied: B4.6 Date: 04/26/2013 Location(s): Arizona Offices(s): Western Area Power Administration-Desert Southwest Region

Animas River Substation Site Drainage Remediation CX(s) Applied: B4.6 Date: 04/26/2013 Location(s): Colorado Offices(s): Western Area Power Administration-Rocky Mountain Region

Sundial Island Transmission Tower Relocation CX(s) Applied: B4.6 Date: 03/20/2013 Location(s): Oregon Offices(s): Bonneville Power Administration