Arcola Subwatershed Site B-3000, located in Monona, Iowa, is a Local Government-owned structure designed by the USDA NRCS for purposes including Fire Protection, Stock, or Small Fish Pond, as well as Flood Risk Reduction. This Earth-type dam, completed in 1965, stands at a height of 34 feet and stretches 200 feet in length, with a storage capacity of 19 acre-feet. Situated along the TR- Little Sioux River, this site plays a crucial role in water management and conservation efforts in the region.

With the Iowa DNR regulating its operations, inspections, and enforcement, Arcola Subwatershed Site B-3000 has a Low hazard potential and a Moderate risk assessment rating. Despite not being rated for its condition, this structure serves as a valuable asset for the community, providing essential benefits such as fire protection and flood risk reduction. As the site continues to be monitored and maintained, it contributes to the overall resilience of the local water resources and ecosystem.

Overall, Arcola Subwatershed Site B-3000 exemplifies the intersection of water resource management and climate resilience, showcasing the importance of effective dam infrastructure for addressing various environmental challenges. With its strategic location along the Little Sioux River and its multi-purpose design, this site serves as a testament to sustainable water management practices and the collaboration between different agencies in ensuring the safety and functionality of critical water infrastructure.