Topaz Lake Dam, located in Walker, California, is a vital structure owned by the local government and regulated by the Nevada Division of Water Resources. With a primary purpose of irrigation, the dam also serves flood risk reduction and recreational activities. Built of stone on a rock foundation, the dam stands at a height of 20 feet with a hydraulic height of 8 feet and a length of 1000 feet.

The dam has a storage capacity of 1000 acre-feet, with a normal storage level of 950 acre-feet and a surface area of 100 acres. While the hazard potential is classified as high, the condition assessment is fair, as of the last inspection in November 2021. The dam features an uncontrolled spillway with a width of 100 feet and has no outlet gates.

Despite its moderate risk and fair condition, Topaz Lake Dam plays a crucial role in water resource management and recreation in the area. With its picturesque location and essential functions, the dam stands as a testament to the intricate balance between human needs and environmental protection in the face of changing climate patterns.