Frd No 1, also known as Rock Creek Watershed Dam 1, is a crucial component of flood risk reduction in Butler County, Kansas. Constructed in 1966 by the USDA NRCS, this earth dam stands at a height of 27 feet and spans a length of 1270 feet. With a storage capacity of 662.52 acre-feet and a normal storage level of 24 feet, Frd No 1 helps to mitigate potential flooding in the Rock Creek-TR watershed.

Managed by the local government and regulated by the Kansas Department of Agriculture, Frd No 1 is inspected regularly to ensure its structural integrity and effectiveness in flood control. With a low hazard potential and a moderate risk assessment rating, this dam plays a vital role in protecting the surrounding area from potential inundation. Despite being last inspected in 1979, Frd No 1 continues to serve its primary purpose of flood risk reduction, showcasing the importance of proper infrastructure for water resource management in the face of changing climate conditions.