Located in Ventura, California, Lake Eleanor is a picturesque reservoir with a primary purpose of providing water supply to the surrounding area. Built in 1881, this arch dam stands at a height of 37 feet and has a storage capacity of 104 acre-feet. The dam is regulated by the California Department of Water Resources (DWR) under the Safety of Dams program, ensuring its safety and compliance with state regulations.

With a surface area of 9 acres and a drainage area of 1.2 square miles, Lake Eleanor also offers recreational opportunities for visitors. The dam has a high hazard potential but is currently in satisfactory condition, as assessed in September 2017. The last inspection was conducted in May 2020, with regular inspections scheduled every year to ensure the structural integrity and safety of the dam for the surrounding community.

Surrounded by the beauty of Eleanor Creek and situated in the stunning city of Thousand Oaks, Lake Eleanor is not only a vital water resource but also a scenic destination for outdoor enthusiasts and climate advocates. As a key component of the local water supply system, this dam plays a crucial role in water management and conservation efforts in the region, making it a fascinating site for those interested in water resources and climate resilience.