Drum Afterbay, a private hydroelectric facility located in Placer, California, plays a crucial role in water resource management and climate resilience. Completed in 1968, this concrete dam stands at a height of 102 feet and has a storage capacity of 341 acre-feet. The facility is regulated by the Federal Energy Regulatory Commission and undergoes regular inspections to ensure its safety and efficiency.

With a low hazard potential and a very high risk assessment rating, Drum Afterbay is equipped with a controlled spillway and outlet gates to manage water flow and prevent potential emergencies. The facility's location on the Bear River, under the jurisdiction of the California Department of Water Resources, highlights its importance in maintaining water quality and supply for the surrounding area. Drum Afterbay serves as a model for sustainable hydroelectric infrastructure, contributing to both energy production and water conservation efforts in California.

As water resource and climate enthusiasts, the significance of Drum Afterbay lies in its capacity to harness renewable energy while also serving as a vital component of the region's water infrastructure. The facility's adherence to state regulations, regular inspections, and emergency preparedness measures demonstrate a commitment to sustainability and environmental stewardship. Drum Afterbay stands as a beacon of innovation in water management, offering a glimpse into the intersection of energy production, water conservation, and climate resilience.