Categorical Exclusion Determinations: B3.1

Routine Site Activities and Seismic Survey at Gnome-Coach Site, New Mexico CX(s) Applied: B1.3, B3.1 Date: 02/09/2012 Location(s): New Mexico Offices(s): Legacy Management

Spectral Signal Processing: A New Approach to Mapping Reservoir Flow and Permeability CX(s) Applied: A9, B3.1 Date: 01/19/2012 Location(s): Hawaii Offices(s): Golden Field Office

Fiscal Year 2012 Annual Site Subsidence Surveys CX(s) Applied: B3.1 Date: 01/18/2012 Location(s): Texas, Louisiana Offices(s): Strategic Petroleum Reserve Field Office

Routine Activities at the Green River, Utah, Disposal Site CX(s) Applied: B1.3, B3.1 Date: 01/18/2012 Location(s): Utah Offices(s): Legacy Management

Development of Tools for Coupled lnSAR and Seismicity Monitoring of Enhanced Geothermal System Reservoir Development and Management CX(s) Applied: A9, B3.1 Date: 01/18/2012 Location(s): Pennsylvania Offices(s): Golden Field Office

Routine Activities at the Piqua, Ohio, Decommissioned Reactor Site CX(s) Applied: B1.3, B3.1 Date: 01/18/2012 Location(s): Ohio Offices(s): Legacy Management

Routine Monitoring, Maintenance, General Site Actions, Non-routine Actions, and Administrative Actions at the Falls City, Texas, Disposal Site CX(s) Applied: B1.3, B3.1 Date: 01/18/2012 Location(s): Texas Offices(s): Legacy Management

Rhode Island Utility Scale Renewable Energy Initiative CX(s) Applied: A1, A9, B3.1 Date: 01/17/2012 Location(s): Rhode Island Offices(s): National Energy Technology Laboratory

Washington River Protection Solutions LLC - Proposed Actions For Calendar Year 2012 Scheduled To Take Place CX(s) Applied: B3.1 Date: 01/13/2012 Location(s): Washington Offices(s): River Protection-Richland Operations Office

Routine and Proposed Actions at the Riverton, Wyoming, Processing Site CX(s) Applied: B1.3, B3.1 Date: 01/12/2012 Location(s): Wyoming Offices(s): Legacy Management