Lake Owassa Dam, located in Sussex, New Jersey, is a privately owned structure regulated by the New Jersey Department of Environmental Protection. This earth dam, standing at a height of 10 feet and stretching 280 feet in length, serves primarily for recreational purposes, with a storage capacity of 1000 acre-feet and a surface area of 250 acres. Situated on the Paulinskill River-TR, the dam poses a low hazard potential and has not been rated for its condition.

Despite lacking specific completion and inspection dates, the dam is subject to regular assessments every four years to ensure its safety. While it may not be federally owned or funded, Lake Owassa Dam plays a crucial role in water resource management and climate adaptation efforts in the region. Enthusiasts of water resources and climate resilience can appreciate the significance of this dam in providing recreational opportunities while maintaining environmental safety and regulatory compliance.