Parvin, also known as Haviland, is a state-owned structure located in Larimer County, Colorado, specifically in Fort Collins. This dam, completed in 1925, serves primarily as a Fish and Wildlife Pond, with additional purposes including recreation. Standing at a height of 45 feet, Parvin boasts a significant hydraulic height of 58 feet and a structural height of 68 feet, making it a crucial water resource for the area.

With a storage capacity of 1300 acre-feet and a surface area of 60 acres, Parvin plays a vital role in managing the South Lone Pine river/stream. The dam, classified as an Earth dam type, features an uncontrolled spillway with a width of 35 feet. Despite its age, Parvin has been assessed to be in satisfactory condition, with a moderate risk level assigned to it. Regular inspections and maintenance ensure its structural integrity and the safety of downstream communities, highlighting the importance of effective water resource management in the face of changing climate conditions.

Managed by the Colorado State agency and regulated by the Department of Water Resources (DWR), Parvin represents a key infrastructure for both wildlife conservation and recreational activities in the region. Its historical significance, combined with its functional role in water storage and flood control, underscores the importance of sustainable water resource management practices in mitigating the impacts of climate change and ensuring the resilience of our ecosystems.