Port Edwards is a privately owned hydroelectric dam located on the Wisconsin River in Wood County, Wisconsin. Completed in 1855, this gravity dam stands at 22 feet tall and has a hydraulic height of 16.4 feet, providing a maximum discharge of 38,380 cubic feet per second. With a storage capacity of 1,300 acre-feet, the dam serves primarily for hydroelectric power generation and recreation purposes, making it a crucial part of the local water resource infrastructure.

Managed by the Federal Energy Regulatory Commission, Port Edwards Dam has a controlled spillway with a width of 715 feet and is classified as having a low hazard potential. The dam is equipped with five Tainter radial gates for water control. Despite its age, the dam's risk assessment ranks as very high (1), highlighting the importance of regular inspections and maintenance to ensure its continued safe operation. The surrounding area boasts a surface area of 150 acres and a drainage area of 5,430 square miles, accentuating the dam's significance in managing water resources and mitigating flood risks in the region.

Overall, Port Edwards Dam stands as a historic landmark in Wisconsin's water resource infrastructure, providing not only clean energy but also recreational opportunities for the local community. With its rich history dating back to the mid-19th century, the dam continues to play a crucial role in water management and climate resilience efforts along the Wisconsin River, showcasing the intersection of engineering ingenuity and environmental stewardship in sustaining vital water resources for future generations.