Walker is a private irrigation structure located in King Hill, Idaho, with a significant hazard potential and fair condition assessment. Built in 1954 by the USDA NRCS, this earth dam stands at a height of 14.3 feet and has a storage capacity of 490 acre-feet. It serves the primary purpose of irrigation for the surrounding area, with a drainage area of 3.6 square miles and a surface area of 72 acres.

Managed by the Idaho Department of Water Resources, Walker is regulated, permitted, inspected, and enforced by state agencies to ensure its safety and compliance with regulations. Despite its age, the dam remains functional and in fair condition, with a risk assessment rating of high. The structure has no spillway and no outlet gates, posing challenges in managing potential overflow events. With its location in Elmore County, Walker plays a critical role in water resource management in the region.

The dam at Walker represents a historic piece of infrastructure that continues to support agricultural activities in the area. With ongoing inspections and maintenance, efforts are being made to mitigate the risks associated with its operation. As water resource and climate enthusiasts, staying informed about the condition and management of structures like Walker is essential for ensuring the sustainability and safety of water systems in the region.