Clear Lake, also known as Cache Creek, is a captivating water resource nestled in Lake County, California. Owned by the local government, this reservoir is regulated by the Department of Water Resources and the Safety of Dams. Completed in 1914, Clear Lake serves primarily for irrigation purposes but also plays a role in flood risk reduction, hydroelectric power generation, and providing water supply to the region.

This concrete gravity dam stands at a height of 35 feet with a hydraulic height of 35 feet and a structural height of 42.5 feet. With a storage capacity of 378,000 acre-feet and a surface area of 43,900 acres, Clear Lake has a normal storage of 320,000 acre-feet. The spillway, controlled and 118 feet wide, ensures controlled water release during high flow events. Despite its low hazard potential, Clear Lake has a very high risk assessment rating, emphasizing the importance of proper risk management measures for this critical water resource.

As an enthusiast of water resources and climate, Clear Lake offers a fascinating landscape to explore the intricate balance between human needs and environmental conservation. With its rich history, diverse purposes, and unique characteristics, this reservoir serves as a valuable asset in sustaining the water needs of the community while facing the challenges posed by climate change and water resource management.