Gs Dd No 120, located in Brown County, Kansas, is a local government-owned earth dam constructed in 1994 for flood risk reduction along Pony Creek. With a height of 27.6 feet and a length of 600 feet, this dam has a storage capacity of 54.5 acre-feet and serves the primary purpose of debris control and flood risk reduction. Despite its low hazard potential, the dam has a moderate risk assessment rating of 3, indicating a need for ongoing monitoring and maintenance.

Managed by the Kansas City District of the US Army Corps of Engineers, Gs Dd No 120 has not been subject to state regulation, permitting, inspection, or enforcement. The dam features an uncontrolled spillway with a width of 20 feet and has no outlet gates or associated structures. While the condition assessment is currently listed as 'Not Rated', the risk management measures and emergency action plan status remain unspecified, highlighting the importance of ensuring the dam's resilience in the face of potential hazards and emergencies.

For water resource and climate enthusiasts, Gs Dd No 120 presents an intriguing case study in dam infrastructure and risk management. As a vital component of flood risk reduction efforts in the area, the dam's design, construction, and maintenance practices offer valuable insights into sustainable water resource management. With its location along Pony Creek and its modest storage capacity, Gs Dd No 120 underscores the critical role of infrastructure in mitigating the impacts of extreme weather events and safeguarding communities against flooding.