W.R. Hamilton No. 2, also known as Gilbert Lake, is a private irrigation dam located in Converse, Wyoming, near the city of ORPHA. Completed in 1917, this Earth dam stands at a height of 20 feet and has a storage capacity of 667 acre-feet, primarily used for irrigation purposes. Situated on Sage Creek, this structure serves multiple functions including fire protection, stock watering, and small fish pond management.

Despite its longstanding history, W.R. Hamilton No. 2 is currently assessed to be in poor condition, with a low hazard potential. The dam's spillway, with a width of 30 feet, is uncontrolled, presenting some risk factors that require attention. Regular inspections are conducted, with the last inspection taking place in April 2021, to ensure the safety and integrity of the structure. With a moderate risk assessment rating of 3, there is a need for continued monitoring and potentially implementing risk management measures to address any deficiencies.

Located in a picturesque setting in Wyoming, W.R. Hamilton No. 2 serves as a vital water resource for the surrounding area. As water resource and climate enthusiasts, it is important to recognize the significance of maintaining and enhancing the infrastructure to ensure the sustainable use of water for irrigation and other purposes. With proper attention and management, this historic dam can continue to play a crucial role in supporting the local community and ecosystem.