Oregon Dam, located on the Rock River in Ogle, Illinois, was completed in 1914 for the primary purpose of recreation. The dam stands at a height of 12 feet and a length of 868 feet, with a storage capacity of 3,500 acre-feet. Its hazard potential is classified as high, with a moderate risk assessment rating. The dam is under state regulation by the Illinois Department of Natural Resources, with permitting, inspection, and enforcement all conducted by the state agency.

The structure, classified as a buttress dam, features an uncontrolled spillway and outlet gates. It does not have associated locks and was designed by an unknown designer. While the condition assessment is currently unavailable, the dam underwent its last inspection in July 2020, with a designated inspection frequency of one year. Despite the dam's age, it continues to serve as a vital resource for both recreation and water supply purposes in the region.

Overall, Oregon Dam plays a crucial role in managing water resources in the area, providing a surface area of 900 acres and serving a drainage area of 8,205 acres. With its historical significance and ongoing regulatory oversight, the dam remains a focal point for water resource and climate enthusiasts interested in the intersection of infrastructure, environmental protection, and recreational opportunities along the Rock River.