Huff Subwatershed Sta 122+69 #1 is a vital earth dam located in Monona, Iowa, designed by USDA NRCS and completed in 1963. With a primary purpose of providing fire protection, stock, or a small fish pond, this structure serves multiple purposes including flood risk reduction. The dam stands at 28 feet in height, with a length of 423 feet, and a storage capacity of 82 acre-feet.

Situated on the TR-MAPLE RIVER, this dam plays a crucial role in water resource management in the area. The structure has a low hazard potential, with a moderate risk assessment rating of 3. While the condition assessment is currently not rated, the dam is state regulated and regularly inspected by the Iowa DNR to ensure its functionality and safety for the surrounding community.

For water resource and climate enthusiasts, the Huff Subwatershed Sta 122+69 #1 presents an intriguing case study in dam infrastructure and management. With its earth construction and soil foundation, this dam showcases the importance of proper design and regulation in maintaining water resources for various purposes, while also mitigating flood risks in the region.