Big Park Watershed Site A-2, located in Crawford County, Iowa, is a vital local government-owned structure designed by USDA NRCS for fire protection, stock, or small fish pond purposes. Completed in 1960, this earth dam stands at a height of 45 feet and spans a length of 524 feet, with a storage capacity of 80 acre-feet. Situated along the TR-Boyer River, this dam serves as a key component for flood risk reduction in the area, covering a drainage area of 0.54 square miles.

Managed by the Iowa DNR, Big Park Watershed Site A-2 is regulated, permitted, inspected, and enforced by the state, ensuring its safety and compliance with regulations. Despite its low hazard potential, the dam's condition has not been formally rated, and emergency action plans are yet to be prepared. With a moderate risk assessment score of 3, there is a need for continued monitoring and risk management measures to safeguard the surrounding community and environment from potential hazards.

Water resource and climate enthusiasts will find Big Park Watershed Site A-2 an intriguing case study in sustainable water management and infrastructure development. As part of the Rock Island District, this structure plays a crucial role in maintaining water resources and protecting against flooding in the region. With its strategic location and purposeful design, this dam serves as a testament to the importance of proper planning and maintenance in ensuring the resilience of our water systems in the face of changing climate conditions.