Posten Dam, located in Page, Iowa, along the TR-Nodaway River, is a private earth dam constructed in 1975 by the USDA NRCS for fire protection, stock, and small fish pond purposes. With a height of 39 feet and a length of 245 feet, the dam has a storage capacity of 42 acre-feet and covers a surface area of 2.2 acres, serving as a vital resource for the surrounding community. The dam is regulated by the Iowa DNR and undergoes regular inspections to ensure its structural integrity and safety.

Despite being classified with a low hazard potential, Posten Dam is considered to have a moderate risk level, highlighting the importance of proper risk management measures. The dam features an uncontrolled spillway and is designed to handle a maximum discharge, although specific outlet gates and associated structures are not mentioned in the data. The condition assessment of the dam is currently not rated, emphasizing the need for ongoing monitoring and maintenance to address any potential issues and ensure its continued functionality for fire protection and water storage purposes in the region.

Owned privately and situated in a picturesque location in Clarinda, Posten Dam stands as a testament to the collaboration between federal and state agencies in managing water resources in Iowa. With its historical significance and continued relevance for the local community, the dam serves as a valuable asset for water resource and climate enthusiasts interested in understanding the intersection of infrastructure, environmental conservation, and sustainable water management practices.