Heritage Park; Dam D, located in Johnson County, Kansas, is owned by the local government and serves primarily for irrigation purposes. This buttress dam stands at 16 feet tall with a length of 670 feet, holding a maximum storage capacity of 69.2 acre-feet. With a low hazard potential and satisfactory condition assessment, the dam's inspection frequency is currently at 0.

Situated on Coffee Creek, this dam also supports recreational activities in addition to its irrigation function. While the dam does not fall under state jurisdiction or regulation, it plays a vital role in water resource management and contributes to the overall environmental sustainability of the region. With a geographically strategic location in Kansas City, this dam serves as a key infrastructure for water supply and conservation efforts in the area.

As a part of the Tulsa District, the dam has been designed by George Butler Associates and holds a significant role in the local water management system. With its efficient design and functionality, Heritage Park; Dam D stands as a testament to effective water resource management and climate resilience in the region, showcasing the importance of infrastructure in securing water supply for both agricultural and recreational purposes.