Located in Brown County, Kansas, Dd No 126 (Herbster) is an earth dam designed by Speaker & King and completed in 1982 for the primary purpose of flood risk reduction along Pedee Creek. With a height of 20 feet and a length of 820 feet, the dam has a storage capacity of 75.6 acre-feet and a surface area of 4 acres, serving a drainage area of 0.18 square miles.

Despite being designated as having a low hazard potential, the dam is considered to have a moderate risk assessment of 3 out of 5. Currently not rated for condition assessment, Dd No 126 (Herbster) does not have an emergency action plan in place. With a spillway width of 55 feet and no outlet gates, the dam is classified as uncontrolled and has not undergone any modifications over the years.

While the dam does not fall under the jurisdiction of state agencies for regulation, permitting, inspection, or enforcement, it is owned by the local government and serves as a vital infrastructure for mitigating flood risks in the region. Water resource and climate enthusiasts can appreciate the engineering and operational details of Dd No 126 (Herbster) in contributing to the management of water resources and the protection of surrounding communities from potential flooding events.