Perion Subwatershed Site B-700, located in Ida Grove, Iowa, is a vital water resource managed by the local government for purposes such as fire protection, stock, and small fish ponds. This earth dam, completed in 1949 by the USDA NRCS, has a height of 22 feet and a storage capacity of 70 acre-feet. The dam serves to reduce flood risks and is regulated by the Iowa Department of Natural Resources, ensuring proper inspection, enforcement, and permitting to maintain its functionality.

With a low hazard potential and a moderate risk assessment rating, Perion Subwatershed Site B-700 is a crucial component of water resource management in the area. The dam's uncontrolled spillway and soil foundation are designed to handle potential emergencies, although its condition assessment is currently not rated. Despite its age, the dam continues to play a significant role in protecting the surrounding area from water-related risks, making it an essential site for water and climate enthusiasts to monitor and study.

For those interested in water resource and climate conservation, Perion Subwatershed Site B-700 offers a unique opportunity to observe the intersection of infrastructure, regulation, and environmental protection. As a key structure in the Rock Island District managed by the Natural Resources Conservation Service, the dam's role in flood risk reduction and water storage is crucial for the surrounding community. With a focus on emergency preparedness and risk management, this site serves as a valuable case study for understanding the importance of sustainable water resource practices in mitigating climate-related challenges.