Hamilton Lake-North Dam in Indiana, completed in 1832, stands as a significant Earth dam with a height of 16 feet and a length of 104 feet. This dam, located on Fish Creek in Steuben County, serves a vital role in water resource management, providing a storage capacity of 18,000 acre-feet and covering a surface area of 755.39 acres. Despite its age, the dam has been inspected regularly, with the last assessment in 2018 rating its condition as fair.

With a high hazard potential and risk assessment rating, the Hamilton Lake-North Dam's regulatory oversight by the Indiana Department of Natural Resources ensures its safety and compliance with state regulations. The dam's function as a crucial water management structure, coupled with its historical significance, makes it a focal point for water resource and climate enthusiasts. The dam's presence on Fish Creek not only plays a role in flood control and water storage but also contributes to the local ecosystem and recreational activities in the surrounding area.