Gold Lake #3 is a private fish and wildlife pond located in Boulder, Colorado, with a primary purpose of supporting fish and wildlife habitats. Constructed in 1879, this earth dam structure stands at a height of 9 feet and has a storage capacity of 587 acre-feet, providing essential water resources for the surrounding area. The dam, with a length of 168 feet and a spillway width of 16 feet, is regulated by the state of Colorado and undergoes regular inspections to ensure its satisfactory condition.

Situated along the Bell Gulch river, Gold Lake #3 covers a surface area of 34 acres and plays a significant role in irrigation and recreational activities in the region. Despite being classified as having a significant hazard potential, the dam's risk assessment is moderate, indicating a level 3 risk. With a history dating back over a century, this water resource continues to be a vital component of the local ecosystem, providing essential support for aquatic life and recreational opportunities for residents and visitors alike. For water resource and climate enthusiasts, Gold Lake #3 serves as a fascinating example of sustainable water management and conservation efforts in a changing climate.