Mokelumne Hill is a vital water resource located in Calaveras, California, specifically in the city of Scottsville. This public utility dam on the Trinity Mokelumne River is primarily used for flood risk reduction, irrigation, and water supply purposes, with a dam height of 52 feet and a hydraulic height of 48 feet. Completed in 1973, this earth-type dam has a storage capacity of 52 acre-feet and covers a surface area of 3 acres, serving as a crucial water source for the surrounding area.

Maintained by the California Department of Water Resources and regulated for safety by the Safety of Dams division, Mokelumne Hill has a low hazard potential and is assessed to be in satisfactory condition as of September 2017. Despite its modest size and storage capacity, the dam plays a significant role in managing water resources in the region, ensuring a reliable water supply for agricultural irrigation and other needs. With regular inspections and enforcement of safety regulations, Mokelumne Hill serves as a crucial infrastructure for water management in the area.

Located in the San Francisco District, Mokelumne Hill's dam and reservoir are essential components of the water supply infrastructure in Calaveras County. With its strategic placement on the Trinity Mokelumne River and its role in flood risk reduction, this dam underscores the importance of sustainable water resource management in the face of climate change challenges. As a key player in the region's water supply network, Mokelumne Hill exemplifies the intersection of water resource management, climate resilience, and infrastructure safety in California's diverse and dynamic landscape.