Papio Creek D-4 is a vital Earth dam located in Douglas County, Nebraska, designed by the USDA NRCS and completed in 1986. This local government-owned structure serves multiple purposes, including flood risk reduction, with a primary purpose defined as "Other." The dam stands at a height of 33 feet, with a hydraulic height of 31.07 feet and a structural height of 37.5 feet. It has a storage capacity of 732 acre-feet and covers a surface area of 30 acres, contributing to the management of the Little Papio Creek watershed.

Managed by the Nebraska Department of Natural Resources, Papio Creek D-4 is subjected to state regulation, permitting, inspection, and enforcement to ensure its safe operation. Despite its low hazard potential, the dam is regularly assessed for its condition, which was reported as satisfactory during the last evaluation in 2016. The structure's location in Omaha underscores its importance in mitigating flood risks and protecting nearby communities from potential water-related disasters. Overall, Papio Creek D-4 stands as a crucial element in the local water resource management infrastructure, contributing to the resilience of the region against climate impacts.