Hynick Dam 2, located in Eddyville, Iowa, along TR-LOST CREEK, serves multiple purposes including fire protection, stock, and small fish pond management. Owned by a private entity and regulated by the Iowa Department of Natural Resources, this earth-type dam stands at a height of 28 feet and stretches 387 feet in length. Completed in 1962, it has a storage capacity of 46 acre-feet and covers a surface area of 3.3 acres, with a drainage area of 0.18 square miles.

With a low hazard potential and a moderate risk assessment rating, Hynick Dam 2 has not been inspected since November 1967 and is currently rated as "Not Rated" in terms of its condition assessment. While it does not have controlled spillways or outlet gates, the dam is designed for emergency preparedness and meets regulatory guidelines. Despite its age, the dam continues to serve its intended purposes effectively, making it an essential infrastructure for water resource and climate management in the region.