Frd No 47, also known as Elk River WS Joint District No 47, is a local government-owned structure located in Elk Falls, Kansas. This dam was designed by the USDA NRCS and serves the primary purpose of flood risk reduction along the Elk River-TR. Completed in 1978, this earth dam stands at a height of 50 feet and has a hydraulic height of 42 feet, with a storage capacity of 1266.8 acre-feet and a surface area of 22.35 acres.

The dam is regulated by the Kansas Department of Agriculture and is inspected, permitted, and enforced by state agencies to ensure its safety and functionality. With a low hazard potential and a moderate risk assessment rating, Frd No 47 is considered to be in satisfactory condition, although it has not been officially rated. It has a spillway width of 60 feet and no outlet gates, serving its purpose effectively in flood risk mitigation for the surrounding area.

Although Frd No 47 has not been modified in recent years and lacks certain emergency preparedness measures such as an Emergency Action Plan (EAP), it continues to provide vital flood protection for the region. With its close monitoring by state agencies and adherence to regulatory guidelines, this structure plays a crucial role in water resource management and climate resilience efforts in Elk County, Kansas.