Leeward Secures 112.5-MW Arizona Battery Storage Contract

• Leeward Renewable Energy's Sierra Pinta battery project secures long-term contract with PG&E, supporting energy resiliency goals in Arizona and California. Construction begins September 2024.

Leeward Renewable Energy has secured a long-term contract with PG&E for its 112.5-MW/450-MWh Sierra Pinta standalone battery energy storage project in Arizona. The 15-year agreement will support energy and grid resiliency goals in both Arizona and California by dispatching power during peak load times. The project, located next to LRE's White Wing Ranch solar project, is set to begin construction in September 2024 and go live in the first half of 2025, powering over 90,100 US homes for four hours.

The Sierra Pinta battery storage project is part of Leeward's efforts to expand its renewable energy portfolio and contribute to a more sustainable energy future. As a portfolio company of OMERS Infrastructure, LRE is committed to developing projects that support the transition to clean energy and help meet the growing demand for reliable and efficient power sources. The long-term contract with PG&E demonstrates the company's dedication to providing innovative solutions for energy storage and grid stability in the Southwest region.

How will Leeward Renewable Energy's Sierra Pinta project benefit Arizona and California?

• The Sierra Pinta project will support energy and grid resiliency goals in both Arizona and California by dispatching power during peak load times, helping to stabilize the grid and reduce the risk of blackouts.
• The project will power over 90,100 US homes for four hours, providing a reliable and sustainable source of energy to residents in both states.
• By integrating battery energy storage with renewable energy generation, such as the nearby White Wing Ranch solar project, Leeward Renewable Energy is helping to increase the overall efficiency and effectiveness of the energy system in the region.
• The long-term contract with PG&E demonstrates Leeward's commitment to providing innovative solutions for energy storage and grid stability, contributing to a more sustainable energy future in the Southwest region.
• The Sierra Pinta project is part of Leeward's efforts to expand its renewable energy portfolio and support the transition to clean energy, helping to meet the growing demand for reliable and efficient power sources in Arizona and California.