Gs Dd No A-30 is a local government-owned dam located in Wetmore, Kansas, specifically on Spring Creek-TR. Designed by P.E. Wilbur Naylor, this Earth-type dam serves the primary purpose of flood risk reduction, with additional purposes including debris control. The dam stands at a height of 28 feet and has a length of 700 feet, providing a maximum storage capacity of 332.9 acre-feet.

While the hazard potential of Gs Dd No A-30 is rated as low, the risk assessment indicates a moderate risk level of 3. The dam is regulated by the Kansas Department of Agriculture, with state permitting, inspection, and enforcement in place. Despite not having a formal condition assessment, the dam's condition is noted as "Not Rated." Emergency action plans, inundation maps, and risk management measures are not currently documented for this structure.

Overall, Gs Dd No A-30 plays a crucial role in flood risk reduction in the Nemaha County area, with operational features such as an uncontrolled spillway and a surface area of 9.2 acres. The dam's location and design reflect a commitment to protecting the surrounding community from potential flooding events, highlighting the importance of effective water resource management in mitigating the impacts of climate change.