June 2016 Euro Issuance

• Amount Allocated: $965.2 million
• In Service: Eight phases were placed in service from December 2015 through July 2016
• Location: San Bernardino County, California
• Capacity: 300 MW, Southern Power owns a 66% equity interest (approximately 197 MW)
• Generation Resource: Photovoltaic Solar
• Southern Power acquired a majority interest through an initial partnership arrangement with First Solar.
• Electricity generated by the plant serves a 20-year power purchase agreement with Southern California Edison, which has the option to keep or sell the associated renewable energy credits (RECs).*
• In 2025, the project generated approximately 640,093 megawatt hours (MWh) and offset 428,862 metric tons of CO2, bringing the total since the project was placed in service to approximately 6,315,929 MWh and 4,446,675 metric tons of CO2 offset.**
• In 2025, Desert Stateline generated enough electricity to power the equivalent of approximately 61,666 average U.S. homes for one year, bringing the total since the project was placed in service to approximately 593,953 homes.***
• Fact Sheet

*If the RECs are re-sold, the ultimate purchaser of the RECs gains the exclusive right to claim that its load received any and all environmental benefits associated with the renewable energy generated.

**Per the EPA Environmental Impacts Calculator

***Per the EIA annual average residential electricity consumption

• Amount Allocated: $98.9 million (Southern Power also allocated $39.4 million from the November 2015 green bond issuance (total of $138.3 million) to the Decatur Parkway Solar Facility.
• In Service: December 2015
• Location: Decatur County, Georgia
• Capacity: 84 MW
• Generation Resource: Photovoltaic Solar
• The project was proposed by Tradewind Energy Inc. and selected by Southern Company subsidiary Georgia Power in a competitive process through the nationally recognized Georgia Power Advanced Solar Initiative.
• Electricity generated by the plant serves a 25-year power purchase agreement with Georgia Power, which has the option to keep or sell the associated renewable energy credits (RECs).*
• In 2025, the project generated approximately 173,150 megawatt hours (MWh) and offset 116,011 metric tons of CO2, bringing the total since the project was placed in service to approximately 1,766,387 MWh and 1,243,320 metric tons of CO2 offset.**
• In 2025, Decatur Parkway generated enough electricity to power the equivalent of approximately 16,681 average U.S. homes for one year, bringing the total since the project was placed in service to approximately 166,024 homes.***
• Fact Sheet

*If the RECs are re-sold, the ultimate purchaser of the RECs gains the exclusive right to claim that its load received any and all environmental benefits associated with the renewable energy generated.

**Per the EPA Environmental Impacts Calculator

***Per the EIA annual average residential electricity consumption

• Amount Allocated: $42.3 million
• In Service: March 2016
• Location: Taylor County, Georgia
• Capacity: 30 MW
• Generation Resource: Photovoltaic Solar
• The project was initially proposed by Longview Solar LLC – a joint venture of Elemental Energy Inc. and TUUSSO Energy, LLC – and selected by Southern Company subsidiary Georgia Power in a competitive process through the nationally recognized Georgia Power Advanced Solar Initiative.
• Electricity generated by the plant serves a 30-year power purchase agreement with Georgia Power, which has the option to keep or sell the associated renewable energy credits (RECs).*
• In 2025, the project generated approximately 65,527 megawatt hours (MWh) and offset 41,893 metric tons of CO2, bringing the total since the project was placed in service to approximately 641,686 MWh and 451,800 metric tons of CO2 offset.**
• In 2025, Pawpaw generated enough electricity to power the equivalent of approximately 6,024 average U.S. homes for one year, bringing the total since the project was placed in service to approximately 60,998 homes.***
• Fact Sheet

*If the RECs are re-sold, the ultimate purchaser of the RECs gains the exclusive right to claim that its load received any and all environmental benefits associated with the renewable energy generated.

**Per the EPA Environmental Impacts Calculator

***Per the EIA annual average residential electricity consumption

• Amount Allocated: $123.9 million
• In Service: July 2016
• Location: Penobscot County, Maine
• Capacity: 42 MW
• Generation Resource: Wind Turbine
• Electricity generated by the plant serves a 15-year power purchase agreement with Eversource Energy, which has the option to keep or sell the associated renewable energy credits (RECs). Southern Power will retain a small percentage of the electricity and RECs generated, which it may keep or sell.*
• In 2025, the project generated approximately 140,553 megawatt hours (MWh) and offset 94,171 metric tons of CO2, bringing the total since the project was placed in service to approximately 1,345,162 MWh and 947,144 metric tons of CO2 offset.***
  
• In 2025, Passadumkeag generated enough electricity to power the equivalent of approximately 13,541 average U.S. homes for one year, bringing the total since the project was placed in service to approximately 132,293 homes.*** 
• Fact Sheet

*If the RECs are re-sold, the ultimate purchaser of the RECs gains the exclusive right to claim that its load received any and all environmental benefits associated with the renewable energy generated.

**Per the EPA Environmental Impacts Calculator

***Per the EIA annual average residential electricity consumption