Ames Basin #2, located in Ames, Iowa, is a flood risk reduction structure managed by the local government and regulated by the Iowa Department of Natural Resources. Completed in 1985, this earth dam stands at a height of 13 feet and has a length of 1000 feet, providing a storage capacity of 155 acre-feet to mitigate flooding in the area. The dam is situated on the TR- SKUNK R. river, within the Rock Island District of the US Army Corps of Engineers.

With a high hazard potential and a satisfactory condition assessment as of June 2020, Ames Basin #2 is a crucial infrastructure for flood control in Story County. The dam's spillway is uncontrolled with a width of 3 feet, and it has a drainage area of 0.57 square miles. The structure is inspected every two years to ensure its operational readiness and safety for the surrounding community. The risk assessment for the dam is moderate, indicating the need for continued monitoring and risk management measures.

As a key component of flood risk reduction efforts in the region, Ames Basin #2 serves as a vital structure for water resource management and climate resilience. Its strategic location and design help to protect the city of Ames and surrounding areas from potential flooding events, highlighting the importance of proactive infrastructure investment and maintenance in the face of changing climate conditions. The dam's satisfactory condition and regular inspections demonstrate a commitment to ensuring the safety and effectiveness of this essential water resource facility for the community.