Rueter Hess, also known as Frank Jaeger, is a state-regulated dam located in Parker, Colorado. Completed in 2012, this earth dam stands at a height of 196 feet and serves the primary purpose of water supply. With a storage capacity of 85,176 acre-feet and a surface area of 1,119 acres, Rueter Hess plays a crucial role in water resource management for the region.

Managed by local government authorities, Rueter Hess has a high hazard potential but is currently in satisfactory condition as of the last assessment in March 2020. The dam's spillway, with a width of 545 feet, is uncontrolled, allowing for a maximum discharge of 25,227 cubic feet per second. Despite its moderate risk assessment level, Rueter Hess is regularly inspected and meets state regulatory standards for permitting, inspection, and enforcement, ensuring the safety and reliability of the water supply infrastructure.

Situated on the Newlin Gulch-OS stream in Douglas County, Rueter Hess not only provides essential water storage but also contributes to flood control and environmental conservation efforts. With its strategic location and impressive capacity, this dam stands as a vital asset in the management of water resources and climate resilience in the region.