Jordan Dam 2, located in Sioux County, Nebraska, is a privately owned earth dam built in 1941 for irrigation purposes on Antelope Creek. Standing at 33 feet high with a hydraulic height of 25 feet, the dam has a storage capacity of 1580 acre-feet, serving the surrounding area with its normal storage capacity of 818 acre-feet. Despite its low hazard potential, the dam is in poor condition as of the last inspection in July 2018, with a scheduled inspection frequency of every 5 years.

Managed by the Nebraska Department of Natural Resources, Jordan Dam 2 is regulated, permitted, inspected, and enforced by the state. The dam is located in a rural area, 17 miles from Ardmore, South Dakota, and falls under the jurisdiction of the Omaha District of the US Army Corps of Engineers. While the dam does not have any associated structures or outlet gates, it plays a crucial role in providing irrigation water for agricultural needs in the region.

Despite its age and current condition assessment, Jordan Dam 2 remains a vital component of the local water resource infrastructure, ensuring water supply for irrigation purposes in the area. With its historical significance dating back to the early 1940s, the dam continues to serve its primary purpose effectively, highlighting the importance of proper maintenance and periodic inspections to ensure its long-term functionality and safety for the community.