Hughes, also known as Melton Reservoir, is a privately owned water resource in Idaho with a primary purpose of irrigation. Managed by the USDA NRCS, this reservoir in Valley County was completed in 1957 and has a significant hazard potential due to its earth dam structure. With a dam height of 43.4 feet and a normal storage capacity of 141 acre-feet, Hughes plays a crucial role in supporting agricultural activities in the region.

Located in HWY 55, the Hughes reservoir spans over 11 acres with a drainage area of 2.8 square miles, fed by Stover Creek and Boulder Creek. Despite being state-regulated and having undergone inspections, the dam's condition assessment remains at a fair level as of the last inspection in 2017. The spillway is uncontrolled with a width of 9 feet, and the reservoir has a moderate risk rating of 3, indicating the importance of ongoing risk management measures to ensure its continued functionality and safety for the surrounding community.

As a key irrigation water source in the area, Hughes reservoir showcases the intersection of water resource management and climate considerations in ensuring sustainable agricultural practices. With its stone core and earth dam construction, this privately owned reservoir serves as a vital asset for water supply and plays a significant role in supporting the agricultural landscape of Valley County, Idaho.