Gs Dd No 17-20a is a flood risk reduction structure located in Brown, Kansas, along the GREGGS CREEK-TR river stream. Built in 1994, this earth dam stands at a height of 30.2 feet and has a length of 450 feet, providing a maximum storage capacity of 144.4 acre-feet. The primary purpose of this dam is to mitigate flood risks and control debris in the area, with a spillway width of 60 feet to manage a maximum discharge of 600 cubic feet per second.

Managed by the Kansas Department of Agriculture, Gs Dd No 17-20a is regulated and inspected by state authorities to ensure its structural integrity and operational effectiveness. With a low hazard potential and a moderate risk assessment rating, this dam plays a crucial role in protecting the surrounding community from potential flooding events. Despite not having outlet gates, this structure meets the necessary guidelines for emergency preparedness and risk management, enhancing its resilience to climate-related challenges in the region.

Designed by WILBUR NAYLOR P.E., Gs Dd No 17-20a showcases the importance of local government initiatives in water resource management and climate adaptation. As part of the Kansas City District, this dam serves as a vital infrastructure asset in safeguarding the area against flooding and enhancing overall water security. With a focus on public safety and environmental sustainability, this structure exemplifies the collaborative efforts between state agencies and engineers to address the evolving challenges of water resources and climate change.