Southern Power announces further expansion of Millers Branch Solar Facility in Texas
Southern Power announced the Phase III expansion of its Millers Branch Solar Facility in Haskell County, Texas, adding 132-megawatts (MW) to the previous Phase I (200 MW) and Phase II (180 MW) expansions. This final development will bring the facility's total generating capacity to 512 MW, making it Southern Power's largest solar facility. The company signed power purchase agreements with Synopsys and Keysight Technologies for environmental attributes. Phase III is expected to achieve commercial operation in Q4 2026. With this addition, Southern Power's solar portfolio will exceed 3,050 MW, part of its 5,590 MW renewable fleet consisting of 30 solar and 15 wind facilities.
Southern Power ha annunciato l'espansione della Fase III della sua Millers Branch Solar Facility nella Contea di Haskell, Texas, aggiungendo 132 megawatt (MW) alle precedenti espansioni della Fase I (200 MW) e Fase II (180 MW). Questo sviluppo finale porterà la capacità totale di generazione dell'impianto a 512 MW, rendendolo l'impianto solare più grande di Southern Power. L'azienda ha firmato contratti di acquisto di energia con Synopsys e Keysight Technologies per attributi ambientali. La Fase III dovrebbe entrare in operazione commerciale nel quarto trimestre del 2026. Con questa aggiunta, il portafoglio solare di Southern Power supererà i 3.050 MW, parte di una flotta rinnovabile di 5.590 MW composta da 30 impianti solari e 15 impianti eolici.
Southern Power anunció la expansión de la Fase III de su Millers Branch Solar Facility en el condado de Haskell, Texas, añadiendo 132 megavatios (MW) a las anteriores expansiones de la Fase I (200 MW) y Fase II (180 MW). Este desarrollo final llevará la capacidad total de generación de la instalación a 512 MW, convirtiéndola en la instalación solar más grande de Southern Power. La empresa firmó acuerdos de compra de energía con Synopsys y Keysight Technologies por atributos ambientales. Se espera que la Fase III comience operaciones comerciales en el cuarto trimestre de 2026. Con esta adición, la cartera solar de Southern Power superará los 3.050 MW, que forma parte de su flota renovable de 5.590 MW compuesta por 30 instalaciones solares y 15 eólicas.
서던 파워는 텍사스 해스켈 카운티에 위치한 밀러스 브랜치 태양광 발전소의 3단계 확장을 발표하며, 기존의 1단계(200 MW) 및 2단계(180 MW) 확장에 132메가와트(MW)를 추가하였습니다. 이 최종 개발로 발전소의 총 발전 용량은 512 MW에 달하며, 서던 파워의 가장 큰 태양광 발전소가 됩니다. 이 회사는 Synopsys와 Keysight Technologies와 환경 속성을 위한 전력 구매 계약을 체결했습니다. 3단계는 2026년 4분기에 상업 운영을 시작할 것으로 예상됩니다. 이러한 추가에 따라 서던 파워의 태양광 포트폴리오는 3,050 MW를 초과하며, 30개의 태양광 발전소와 15개의 풍력 발전소로 구성된 5,590 MW의 재생 가능 에너지 플릿의 일부가 됩니다.
Southern Power a annoncé l'extension de la Phase III de son Millers Branch Solar Facility dans le comté de Haskell, au Texas, ajoutant 132 mégawatts (MW) aux précédentes extensions de la Phase I (200 MW) et de la Phase II (180 MW). Ce développement final portera la capacité totale de production de l'installation à 512 MW, en faisant la plus grande installation solaire de Southern Power. L'entreprise a signé des contrats d'achat d'électricité avec Synopsys et Keysight Technologies pour des attributs environnementaux. La Phase III devrait entrer en service commercial au quatrième trimestre 2026. Avec cet ajout, le portefeuille solaire de Southern Power dépassera 3.050 MW, faisant partie de sa flotte renouvelable de 5.590 MW composée de 30 installations solaires et 15 éoliennes.
Southern Power hat die Expansion der Phase III seiner Millers Branch Solar Facility im Haskell County, Texas, angekündigt, wodurch 132 Megawatt (MW) zu den vorherigen Erweiterungen der Phase I (200 MW) und Phase II (180 MW) hinzugefügt werden. Diese endgültige Entwicklung wird die Gesamtleistung der Anlage auf 512 MW erhöhen, wodurch sie zur größten Solaranlage von Southern Power wird. Das Unternehmen hat mit Synopsys und Keysight Technologies Kaufverträge für Umweltattribute unterzeichnet. Die Phase III soll im 4. Quartal 2026 in den kommerziellen Betrieb gehen. Mit dieser Ergänzung wird das Solarportfolio von Southern Power 3.050 MW überschreiten, Teil einer erneuerbaren Flotte von 5.590 MW, die aus 30 Solar- und 15 Windanlagen besteht.
- Expansion adds 132 MW of solar capacity, reaching total of 512 MW
- Secured power purchase agreements with Synopsys and Keysight Technologies
- Project strengthens wholesale business through long-term contracts
- Contributes to growing renewable portfolio of 5,590 MW
- None.
Insights
The Phase III expansion of Millers Branch Solar Facility marks a significant development in Southern Power's renewable energy portfolio. The additional 132 MW capacity, bringing the total to 512 MW, represents a substantial asset that will generate steady, contracted revenue streams through power purchase agreements with creditworthy counterparties Synopsys and Keysight Technologies.
The project strengthens Southern Power's position in the renewable energy market, with their solar portfolio now exceeding 3,050 MW. The strategic location in Texas, a key energy market and the structured PPAs demonstrate sound business planning. The 2026 completion timeline aligns with growing corporate demand for renewable energy credits and clean power solutions.
This expansion reflects the accelerating corporate demand for renewable energy solutions, particularly from tech sector buyers like Synopsys and Keysight. The structured power purchase agreements for environmental attributes indicate a robust revenue model that reduces market risk. The project's scale makes it Southern Power's largest solar facility, representing approximately 17% of their total solar portfolio capacity.
The expansion aligns with broader industry trends toward utility-scale solar development and corporate renewable energy procurement. The Texas location capitalizes on the state's favorable solar resources and growing clean energy market.
"This expansion of the Millers Branch Solar Facility represents the final phase of construction at the facility," said Southern Power President Robin Boren. "The completion of this work will bring the facility's total generating capacity to 512 MW, making Millers Branch our largest solar facility to date and significantly enhancing Southern Power's ability to deliver clean energy on a larger scale. This project is just the latest testament of our longstanding commitment to building the future of energy and providing for the renewable energy needs of our customers and communities."
The project, located in
Southern Power signed power purchase agreements with Synopsys, Inc and Keysight Technologies for environmental attributes, such as renewable energy credits (RECs), produced under their respective shares of the Millers Branch Solar Facility. Sustainability Roundtable, Inc. supported the power purchase agreement for Synopsys, the anchor tenant.
With the addition of Millers Branch Phase III, Southern Power's solar portfolio consists of more than 3,050 MW of solar generation currently operating or under construction. Southern Power's solar facilities are a part of the company's 5,590 MW renewable fleet, which consists of 30 solar and 15 wind facilities currently operating or under construction.
This project aligns with Southern Power's overall business strategy of strengthening its wholesale business by acquiring and developing generating assets that are covered by long-term contracts with counterparties with strong credit support.
About Southern Power
Southern Power, a subsidiary of Southern Company, is a leading
About Southern Company
Southern Company (NYSE: SO) is a leading energy provider serving 9 million customers across the Southeast and beyond through its family of companies. Providing clean, safe, reliable and affordable energy with excellent service is our mission. The company has electric operating companies in three states, natural gas distribution companies in four states, a competitive generation company, a leading distributed energy distribution company with national capabilities, a fiber optics network and telecommunications services. Through an industry-leading commitment to innovation, resilience and sustainability, we are taking action to meet customers' and communities' needs while advancing our goal of net zero greenhouse gas emissions by 2050. Our uncompromising values ensure we put the needs of those we serve at the center of everything we do and are the key to our sustained success. We are transforming energy into economic, environmental and social progress for tomorrow. Our corporate culture and hiring practices have earned the company national awards and recognition from numerous organizations, including Forbes, The Military Times, Fair360, Black Enterprise, J.D. Power, Fortune, Human Rights Campaign and more. To learn more, visit www.southerncompany.com.
View original content to download multimedia:https://www.prnewswire.com/news-releases/southern-power-announces-further-expansion-of-millers-branch-solar-facility-in-texas-302312607.html
SOURCE Southern Power
FAQ
What is the total capacity of Southern Power's Millers Branch Solar Facility after Phase III expansion?
When will Phase III of Millers Branch Solar Facility (SO) be operational?
Who are the power purchase agreement partners for Millers Branch Solar Facility?
What is Southern Power's total renewable energy capacity after Millers Branch Phase III?
