South Fork 1-1 is a local government-owned earth dam located in Pawnee, Nebraska, designed by the USDA NRCS. This dam, completed in 1981, stands at a height of 35 feet and has a storage capacity of 147 acre-feet, serving a primary purpose of flood risk reduction. The dam's condition was assessed as satisfactory during its last inspection in April 2019, with a significant hazard potential noted.

Situated on the TR-Lores Br Big Nemaha River, South Fork 1-1 plays a crucial role in managing water resources in the region, with a drainage area of 0.4 square miles. The dam's structure includes stone core types on a soil foundation, with a hydraulic height of 34 feet and a structural height of 39 feet. Despite its age, South Fork 1-1 continues to operate effectively, with state regulation, inspection, and enforcement ensuring its safety and functionality for the surrounding community.

South Fork 1-1's strategic location and design make it a key asset in mitigating flood risks and protecting against potential disasters in the area. With its satisfactory condition and regular inspections, this dam stands as a reliable resource for water management and climate resilience efforts in Pawnee, Nebraska.