Frd No 6-4, also known as Upper Verdigris WS Dam 6 4, is a local government-owned structure located in Lyon County, Kansas. Built in 1966 by the USDA NRCS, this earth dam stands at a height of 33 feet and serves the primary purpose of flood risk reduction along the North Branch of the Verdigris River. With a storage capacity of 1506.83 acre-feet and a maximum discharge of 2399 cubic feet per second, this dam plays a crucial role in managing water resources in the region.

The dam's low hazard potential and moderate risk assessment indicate its importance in mitigating potential flood risks while also highlighting the need for ongoing monitoring and maintenance. Despite its condition being labeled as "Not Rated," Frd No 6-4 remains a vital component of the local water infrastructure, especially in the face of changing climate patterns and increased variability in precipitation levels. The presence of state-regulated oversight, including permitting, inspection, and enforcement, underscores the commitment to ensuring the safety and effectiveness of this dam for the community.

As water resource and climate enthusiasts, the data surrounding Frd No 6-4 provides valuable insight into the intersection of infrastructure management, environmental stewardship, and public safety. The dam's design, construction, and operation reflect the collaborative efforts of various agencies and stakeholders to address the challenges posed by flooding events in the region. By understanding and appreciating the role of structures like Frd No 6-4, we can better appreciate the intricate balance between human intervention and natural processes in maintaining the resilience of our water systems in the face of a changing climate.