Dd No A-7 (Tri-Creek) is a local government-owned dam in Neosho, Kansas, designed for flood risk reduction along the Chetopa Creek-TR river or stream. Completed in 2001, this earth dam stands at a height of 20 feet and spans 2100 feet in length. With a storage capacity of 922.43 acre-feet, the dam serves a primary purpose of flood risk reduction and has a low hazard potential rating.

The dam is regulated by the Kansas Department of Agriculture and undergoes state permitting, inspection, and enforcement. Despite being classified as not rated in terms of condition assessment, the risk assessment for Dd No A-7 is moderate. With a spillway width of 40 feet and uncontrolled spillway type, the dam is designed to manage excess water during times of high discharge. Although there are no associated structures or outlet gates, the dam's location and design play a crucial role in protecting the surrounding area from potential flooding events.

Overall, Dd No A-7 (Tri-Creek) serves as a vital infrastructure for flood risk reduction in Neosho, Kansas. With its strategic placement along the Chetopa Creek-TR, the dam helps to mitigate the potential impacts of flooding on the local community. As climate change continues to pose challenges to water resources, dams like Dd No A-7 play a critical role in safeguarding against the consequences of extreme weather events.