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Arizona

May 3, 2011
CX-007148: Categorical Exclusion Determination

Gila Substation Electrical Equipment Replacement
CX(s) Applied: B4.6
Date: 05/03/2011
Location(s): Yuma County, Arizona
Office(s): Western Area Power Administration-Desert Southwest Region

May 2, 2011
EA-1665: Draft Environmental Assessment

Davis–Kingman Tap 69-kV Transmission Line Rebuild, Mohave County, Arizona

May 2, 2011
CX-007145: Categorical Exclusion Determination

Empire-Electrical District 5 Double Circuit Upgrade Amendment
CX(s) Applied: B1.3
Date: 05/02/2011
Location(s): Pinal County, Arizona
Office(s): Western Area Power Administration-Desert Southwest Region

April 28, 2011
CX-007144: Categorical Exclusion Determination

Empire-Electrical District 5 Double Circuit Upgrade Amendment
CX(s) Applied: B1.3
Date: 04/28/2011
Location(s): Pinal County, Arizona
Office(s): Western Area Power Administration-Desert Southwest Region

April 28, 2011
CX-007132: Categorical Exclusion Determination

Casa Grande-Empire Double Circuit Upgrade Amendment
CX(s) Applied: B4.13
Date: 04/28/2011
Location(s): Pinal County, Arizona
Office(s): Western Area Power Administration-Desert Southwest Region

April 8, 2011
CX-005697: Categorical Exclusion Determination

Arizona-County-Apache
CX(s) Applied: A9, A11, B2.5, B5.1
Date: 04/08/2011
Location(s): Apache County, Arizona
Office(s): Energy Efficiency and Renewable Energy

April 7, 2011
CX-007169: Categorical Exclusion Determination

Saguaro-Oracle Vegetation Removal
CX(s) Applied: B1.3
Date: 04/07/2011
Location(s): Pinal County, Arizona
Office(s): Western Area Power Administration-Desert Southwest Region

March 21, 2011
CX-007140: Categorical Exclusion Determination

Vegetation Removal and Access Road Maintenance along the existing Electrical District 2-Saguaro #2 115-kV transmission line
CX(s) Applied: B1.3
Date: 03/21/2011
Location(s): Pinal County, Arizona
Office(s): Western Area Power Administration-Desert Southwest Region

March 21, 2011
CX-007127: Categorical Exclusion Determination

Blythe-Knob
CX(s) Applied: B1.3
Date: 03/21/2011
Location(s): Imperial County, California, Maricopa County, Arizona
Office(s): Western Area Power Administration-Desert Southwest Region

March 17, 2011
A basic overview of GreenFire's process to convert CO2 into electricity. | Photo courtesy of GreenFire.
Innovative Geothermal Startup Will Put Carbon Dioxide To Good Use

GreenFire Energy began work to demonstrate a process that would use CO2 to harness geothermal energy to make electricity. What is more, the technology has the potential to add carbon sequestration – not to mention reduced water consumption – to the benefits already associated with geothermal power.