Martin Lake Dam is a significant structure located in Texas, primarily used for water supply and flood control. It is part of the Martin Lake reservoir system, which plays a crucial role in managing water resources in the region. Constructed in the mid-20th century, the dam is an earthen structure that helps regulate the flow of the Sabine River. It also supports recreational activities, such as fishing and boating, making it a valuable asset for both the local community and the environment.