Oak Leaf Solar XXI is a solar power facility located in Aurora, Colorado, within the Western Electricity Coordinating Council region. With an operating capacity of 1.5 MW, the plant harnesses solar energy to generate electricity. It is operated by Oak Leaf Solar XXI and is unregulated, allowing for flexible operational practices. The majority ownership lies with Greenbacker Renewable Energy Company, which also serves as the owner holding company. The primary power purchaser for the energy produced is the City and County of Denver, making it a key contributor to the region’s renewable energy landscape.