Rock Creek 2-1 is a vital water resource structure located in Pawnee, Nebraska, designed by USDA NRCS in 1969. This earth dam, standing at a height of 27 feet with a hydraulic height of 27 feet and a structural height of 35 feet, serves multiple purposes including flood risk reduction. It has a storage capacity of 60 acre-feet, with a normal storage of 21 acre-feet, covering a surface area of 5 acres and draining a 0.3 square mile area.

Managed by the local government and regulated by the Nebraska Department of Natural Resources, Rock Creek 2-1 is classified as having a low hazard potential with a fair condition assessment as of March 2016. The dam spans 476 feet in length and is primarily constructed with stone core and soil foundation. Its location in the Rock Creek watershed contributes to its importance in managing water flow and mitigating flood risks in the area. Climate and water resource enthusiasts would find interest in this structure for its role in sustainable water management and its impact on the local ecosystem.