Philbrook Main is a privately-owned dam located in Stirling City, California, along Philbrook Creek. Built in 1926, this Earth dam stands at a height of 87 feet and stretches 850 feet in length, with a storage capacity of 5009 acre-feet. The primary purpose of this structure is for hydroelectric power generation, making it an essential resource for renewable energy in the region.

Managed by the Federal Energy Regulatory Commission, Philbrook Main is subject to state regulation and inspection, ensuring its safety and compliance with dam standards. With a high hazard potential and a very high risk assessment, emergency preparedness measures are crucial for the surrounding area. Despite its age, the dam's condition assessment is not available, highlighting the need for continued monitoring and maintenance to mitigate potential risks.

Overall, Philbrook Main serves as a vital component of California's water resource infrastructure, providing both hydroelectric power and water storage benefits. As climate change impacts water resources, the proper management and upkeep of dams like Philbrook Main are crucial for ensuring a sustainable and resilient water supply for the region. Enthusiasts in water resources and climate change will find this dam's history, design, and operational details intriguing as they study the intersection of water management and environmental sustainability.