Upper Locust Watershed Site L-30 in Wayne, Iowa is a state-regulated earth dam completed in 1999 with a primary purpose of fire protection, stock, or small fish pond. The dam stands at 31 feet tall and spans a length of 463 feet, with a storage capacity of 130 acre-feet. Situated on the TR-LOCUST CREEK, this structure serves multiple purposes including flood risk reduction, making it a vital asset for the local community.

Managed by the Natural Resources Conservation Service, the dam has a low hazard potential and a moderate risk assessment rating. While its condition is currently not rated, the dam is regularly inspected by the Iowa Department of Natural Resources. With a surface area of 6.3 acres and a drainage area of 0.35 square miles, this site plays a crucial role in water resource management in the region, ensuring water security for both agricultural and environmental needs.

Located in a picturesque setting in the heart of the state, Upper Locust Watershed Site L-30 is a testament to effective water resource management practices. With its strategic design and purpose-driven construction, this earth dam not only enhances fire protection and stock management but also contributes significantly to flood risk reduction efforts. As a regulated and inspected structure, it stands as a symbol of resilience against climate challenges and a beacon of hope for sustainable water management in the region.