Stage Gulch Solar is a solar power facility located in Petaluma, California, within the Western Electricity Coordinating Council region. With an operating capacity of 0.8 MW, the plant harnesses solar energy to generate electricity. It is managed by Coldwell Solar, which also holds majority ownership of the facility. The plant operates under an unregulated status and supplies power primarily to the Sonoma Clean Power Authority. The facility is part of the California Independent System Operator’s power control area, contributing to the region’s renewable energy goals.