Walther is a privately owned dam located in Carroll, Tennessee, with a primary purpose of flood risk reduction. Built in 1995, this earth dam stands at a structural height of 27 feet and has a storage capacity of 50 acre-feet. The dam covers a surface area of 2 acres and is equipped with an uncontrolled spillway.

Despite being classified as low hazard potential, Walther is subject to moderate risk assessment, indicating a level 3 risk. The dam has not been rated for condition assessment, and its last inspection was conducted in January 2020 with a frequency of every 5 years. While the dam does not have an Emergency Action Plan (EAP) prepared, it meets regulatory guidelines and has not experienced any major modifications over the years.

Walther serves as a crucial infrastructure for flood risk reduction in the area, providing protection against potential disasters. With its strategic location in the Nashville District and under the oversight of the Tennessee state agency, this dam plays a significant role in safeguarding the community and surrounding areas from the impacts of extreme weather events and climate change.