Categorical Exclusion Determinations: B4.12

Sologen Geothermal Co-Production Field Demonstration CX(s) Applied: A9, B1.31, B3.1, B4.12, B5.5, B5.12, B5.15 Date: 12/13/2012 Location(s): Texas Offices(s): Golden Field Office

300 Area Electrical Service Project CX(s) Applied: B4.12 Date: 10/02/2012 Location(s): Washington Offices(s): River Protection-Richland Operations Office

Buried Power Line at Customer Operations Center CX(s) Applied: B1.3, B4.6, B4.12 Date: 06/08/2012 Location(s): Wyoming Offices(s): RMOTC

Columbia Rural Electric Association (Columbia REA) Dayton Substation Tap Line ProjectCX(s) Applied: B4.12Date: 10/07/2011Location(s): Dayton, Columbia County, WashingtonOffice(s): Bonneville Power Administration

Red Bluff Pumping Plant 6-kilovolt Interconnection ProjectCX(s) Applied: B4.12Date: 05/24/2011Location(s): Tehama County, CaliforniaOffice(s): Western Area Power Administration-Sierra Nevada Region

Grandview, Arkansas Interconnection CX(s) Applied: B4.12 Date: 04/08/2011 Location(s): Arkansas Offices(s): Southwestern Power Administration

Ohop Underbuild ProjectCX(s) Applied: B4.6, B4.12Date: 03/11/2011Location(s): Pierce County, WashingtonOffice(s): Bonneville Power Administration

B-TP-10 Buried Electrical LinesCX(s) Applied: B1.3, B4.6, B4.7, B4.12Date: 02/04/2011Location(s): Casper, WyomingOffice(s): RMOTC

New Power Line for New Generator at Ten SleepCX(s) Applied: B1.3, B4.6, B4.10, B4.12, B5.1Date: 12/23/2010Location(s): Casper, WyomingOffice(s): RMOTC

Oklahoma - Tribe - Cherokee Nation, OklahomaCX(s) Applied: A1, A9, A11, B1.15, B2.5, B4.12, B5.1Date: 09/03/2010Location(s): OklahomaOffice(s): Energy Efficiency and Renewable Energy