West Fork Big Creek Watershed Site W-13, located in Ringgold County, Iowa, is a Grade Stabilization dam completed in 2002 by the USDA NRCS. The dam is primarily designed to manage water flow and prevent erosion in the Tr- Wolf Creek stream. With a height of 25 feet and a length of 465 feet, it has a storage capacity of 76 acre-feet, serving the purpose of Grade Stabilization in the area. The dam sits on a soil foundation and has a surface area of 3.8 acres, with a drainage area of 0.24 square miles.

This dam, owned by the local government, is regulated by the Iowa DNR and is subject to state permitting, inspection, and enforcement. Despite its low hazard potential and moderate risk assessment, the dam's condition has not been rated, and there is no Emergency Action Plan in place. The site is not under the jurisdiction of any federal agency, but does receive design support from the Natural Resources Conservation Service. Overall, West Fork Big Creek Watershed Site W-13 plays a crucial role in water resource management and climate resilience efforts in the region, highlighting the importance of sustainable infrastructure for the protection of natural ecosystems and communities downstream.