Arcola Subwatershed Site 1-5084, located in Turin, Iowa, is a local government-owned earth dam designed by the USDA NRCS in 1965 for purposes including fire protection, stock, small fish pond, and flood risk reduction. This dam stands at a height of 28 feet and has a storage capacity of 22 acre-feet. It is situated along the TR- Little Sioux River and covers a surface area of 1 acre, serving as a valuable resource for water management in the Monona County area.

Managed by the Iowa DNR, Arcola Subwatershed Site 1-5084 has a low hazard potential and a moderate risk assessment level. With a drainage area of 0.21 square miles, this dam plays a crucial role in mitigating flood risks and ensuring water availability for various purposes. While its condition assessment is currently not rated, the dam's structure and functionality are regularly inspected, meeting state regulatory requirements for operation, inspection, and enforcement.

As part of the Omaha District, this dam contributes to the overall water resource management efforts in the region, offering a reliable water source for fire protection, livestock, and recreational fishing activities. With its strategic location and design, Arcola Subwatershed Site 1-5084 exemplifies the importance of sustainable water infrastructure for climate resilience and community well-being in Monona, Iowa.