Dd No 13 (Matzke), also known as Rock Creek Watershed Dam No 13, is a local government-owned structure in Pottawatomie County, Kansas, with a primary purpose of flood risk reduction. Completed in 1975, this earth dam stands at a height of 35 feet and a length of 660 feet, providing a maximum storage capacity of 141 acre-feet. Situated on the Westmoreland River, this dam plays a vital role in protecting the surrounding area from potential flooding events.

Managed by the Kansas Department of Agriculture, Dd No 13 is regulated, inspected, and enforced to ensure its structural integrity and functionality. With a low hazard potential and a moderate risk assessment, this dam is not currently rated for condition assessment. Despite its unknown foundations and uncontrolled spillway type, this structure remains a key asset in mitigating flood risks in the region. The involvement of the Natural Resources Conservation Service in its design highlights the collaborative effort in safeguarding water resources and ensuring climate resilience in the area.

As a significant component of flood risk reduction measures, Dd No 13 serves as a critical infrastructure in maintaining the safety and stability of the Westmoreland community. Its strategic location, design features, and operational protocols underscore the importance of water resource management and climate adaptation in safeguarding vulnerable areas from potential disasters. With continued regulatory oversight and monitoring, this dam remains a vital resource in enhancing the resilience of the region against the impacts of extreme weather events.