Baker Subwatershed Site 5-3, located in Monona County, Iowa, is a significant water management site designed by the USDA NRCS for fire protection, stock, and small fish pond purposes. This earth dam, completed in 1959, stands at a height of 40 feet and spans a length of 316 feet, with a storage capacity of 30 acre-feet. Situated on the TR-MAPLE RIVER, this dam serves to reduce flood risks in the area, contributing to the overall water resource management efforts in the region.

Managed by the Iowa DNR, Baker Subwatershed Site 5-3 is regulated and permitted by state authorities, ensuring its compliance with safety and environmental standards. With a low hazard potential and a moderate risk assessment rating, this dam plays a crucial role in mitigating potential flood events and safeguarding the surrounding community. While the condition assessment is currently not rated, regular inspections and enforcement by state agencies are in place to monitor and maintain the integrity of the structure.

As part of the Omaha District, this water management site in Turin, Iowa, benefits from federal funding and design support from the Natural Resources Conservation Service. While its spillway is uncontrolled, the dam's hydraulic height and structural features are carefully designed to effectively manage water flow and storage. The Baker Subwatershed Site 5-3 serves as a vital component of the local water resource infrastructure, highlighting the importance of sustainable and resilient water management practices in the face of climate challenges.