Iron Mountain is a historic earth dam located in Albany, Wyoming, along the South Sybille Creek. Built in 1910 for irrigation purposes, the dam stands at 35 feet high and has a storage capacity of 242 acre-feet. With a spillway width of 25 feet and a low hazard potential, Iron Mountain is classified as having fair condition assessment and moderate risk level.

Owned by a private entity and regulated by the Wyoming State Engineer's Office, Iron Mountain is subject to regular inspections and enforcement measures to ensure its safety and compliance with state regulations. The dam features a single valve outlet gate and is situated in a picturesque setting with a surface area of 7 acres. Despite being uncontrolled, the dam's spillway can handle maximum discharges effectively.

Iron Mountain serves as a testament to early 20th-century engineering and continues to provide vital irrigation water to the surrounding area. With its stone core and soil foundation, the dam stands as a reminder of the importance of water resource management in the face of changing climate patterns. For water resource and climate enthusiasts, Iron Mountain offers a fascinating glimpse into the intersection of history, infrastructure, and environmental stewardship.