CX-100566 Categorical Exclusion Determination

Geothermal Play-Fairway Analysis of Washington State Properties Award Number: DE-EE0006728 CX(s) Applied: A9, B3.1 Geothermal Technologies Office Date: 03/04/2016 Location(s): WA Office(s): Golden Field Office

Office of NEPA Policy and Compliance

March 4, 2016
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Geothermal Play-Fairway Analysis of Washington State Properties
Award Number: DE-EE0006728
CX(s) Applied: A9, B3.1
Geothermal Technologies Office
Date: 03/04/2016
Location(s): WA
Office(s): Golden Field Offic

Washington State Department of Natural Resources (WA DNR) would utilize DOE and cost share funds to address the overarching theme of uncertainty quantification and reduction for geothermal exploration, specifically through the development of Geothermal Play Fairways. Phase/Budget Period 1 of the FOA was reviewed by GFO-FOA0000841-001 on July 31, 2014. WA DNR was one of the initial awardees that have been selected to move into Budget Period 2 (BP2). This NEPA Determination is for BP2 activities only. Additional NEPA review will be required if the recipient is selected to move forward into Budget Period 3. 

BP2 includes activities to acquire geologic and geophysical data through field work and geophysical surveys to enhance understanding of the geothermal favorability at three Washington State play-fairways: Mount St. Helens seismic zone (MSHSZ), Wind River valley (WRV), and Mount Baker (MB). The collection and interpretation of new data would then be incorporated into revised favorability and uncertainty models developed in BP1 to provide a more comprehensive picture of the geothermal potential in the Washington Cascade Range.