Sylvan is a historic earth dam located in Colorado, specifically in the city of Parshall, Grand County. Built in 1910 for irrigation purposes, the dam stands at a height of 40 feet and has a storage capacity of 1100 acre-feet. The dam has undergone multiple modifications over the years, with significant upgrades in 1920, 1983, and 2000 to enhance its foundation, mechanical, and structural components.

The dam poses a high hazard potential, but its condition is currently assessed as fair. Regular inspections are conducted, with the last assessment completed in May 2020. Despite its age, Sylvan continues to play a crucial role in water resource management and irrigation in the region, serving as a key infrastructure for the surrounding agricultural community. With its moderate risk assessment and adherence to regulatory standards, Sylvan remains an essential asset for water supply and climate resilience in the area.

Overall, Sylvan represents a blend of historical significance and functional utility, standing as a testament to early engineering efforts in water management. As water resource and climate enthusiasts, the details of Sylvan's design, construction, and ongoing maintenance provide valuable insights into the intersection of human ingenuity, natural forces, and the need for sustainable water infrastructure. Its presence along the Little Muddy Creek-TR river system underscores the importance of responsible dam management and the vital role that such structures play in supporting local communities and ecosystems.