Gsd No B-45 (Gc 8) is a local government-owned earth dam located in Muscotah, Kansas, along the Little Grasshopper Creek-TR. Designed by the USDA NRCS and completed in 1987, this dam primarily serves the purpose of flood risk reduction, with additional functions for debris control. With a height of 28.7 feet and a length of 795 feet, the dam has a storage capacity of 187 acre-feet and a drainage area of 0.48 square miles.

Despite being classified as having a low hazard potential, Gsd No B-45 (Gc 8) is rated as having a moderate risk level, indicating potential vulnerabilities that require attention. The dam features an uncontrolled spillway with a width of 40 feet and no outlet gates. While the condition assessment is listed as "not rated," the risk management measures and emergency action plan status are not specified. Given its location and purpose, this dam plays a crucial role in mitigating flood risks in the Atchison County area.

Water resource and climate enthusiasts would find Gsd No B-45 (Gc 8) an intriguing structure to study, with its unique design features and historical significance in the local flood risk reduction efforts. As part of the Rock Island District, this dam exemplifies the collaborative efforts between local governments and federal agencies, such as the Natural Resources Conservation Service, in managing water resources and protecting communities from potential disasters. Further research and monitoring of this dam could provide valuable insights into sustainable water resource management practices and resilience-building strategies for climate-related challenges in the region.