Bacon Creek Watershed Site H-1-1 is a significant earth dam located in Woodbury County, Iowa, near Sioux City. Completed in 1981, this dam serves as a crucial flood risk reduction structure along the TR-Floyd River. With a height of 40 feet and a length of 500 feet, the dam has a normal storage capacity of 23 acre-feet and a maximum storage capacity of 99 acre-feet, making it an essential part of the region's water management infrastructure.

Managed by the Iowa Department of Natural Resources, this dam is inspected regularly to ensure its safety and effectiveness in mitigating flood risks. Its hazard potential is categorized as significant, but its condition assessment is currently satisfactory. The structure's risk assessment is rated as moderate, indicating a need for ongoing monitoring and management measures to ensure its continued functionality and safety. With its strategic location in the Bacon Creek watershed, this dam plays a vital role in protecting the surrounding area from potential flooding events.

As a key component of the local government's flood risk reduction efforts, Bacon Creek Watershed Site H-1-1 stands as a testament to the importance of sustainable water resource management in the face of climate challenges. With its earth dam design and soil foundation, this structure exemplifies the commitment to protecting communities and ecosystems from the impacts of extreme weather events. By maintaining and monitoring this dam, authorities are working proactively to safeguard lives, property, and natural habitats in the region.