East Fork Grand River Watershed Site B-69 is a critical flood risk reduction structure located in Ringgold County, Iowa. Constructed in 2004 by the USDA NRCS, this earth dam stands at 29 feet tall and stretches 458 feet in length, with a storage capacity of 90 acre-feet. The dam serves as a vital defense against flooding in the TR- EAST FORK GRAND RIVER, with a surface area of 5.1 acres and a drainage area of 0.28 square miles.

Managed by the Iowa DNR, this dam is state-regulated and regularly inspected for safety and enforcement measures. Despite being rated as low hazard potential and not yet condition-assessed, the site poses a moderate risk level. With a spillway type classified as uncontrolled and a primary purpose of flood risk reduction, East Fork Grand River Watershed Site B-69 plays a crucial role in protecting the surrounding area from potential flood events. For water resource and climate enthusiasts, this site offers a fascinating insight into the infrastructure and management of vital watershed structures in Iowa.