Carbody (Nid) is a federal water resource structure located in Nebraska, specifically in Sioux County near Dakota Junction. Built in 1952 by the USDA NRCS, this earth dam stands at a height of 28 feet and has a storage capacity of 935 acre-feet. Its primary purpose is irrigation, but it also serves for fire protection, stock, and small fish pond purposes.

Managed by the Forest Service, Carbody (Nid) is regulated by the Nebraska Department of Natural Resources. Despite being classified as having a low hazard potential, it is subject to regular inspections and state permitting to ensure its safety and functionality. The dam is part of the tributary system of the Big Cottonwood Creek and has a drainage area of 6 square miles. While its condition assessment is currently not rated, the risk assessment indicates a moderate level of risk.

In case of emergencies, the dam has emergency action plans in place, although details on their preparation and guidelines adherence are not specified. With its controlled spillway and moderate risk level, Carbody (Nid) stands as a vital irrigation infrastructure in Nebraska, contributing to water resource management in the region.