Mountain Supply # 1, also known as Round Butte, is a vital water resource structure located in Larimer, Colorado. This dam, completed in 1904, serves the primary purpose of flood risk reduction along the Sand Creek. With a height of 35 feet and a storage capacity of 1,186 acre-feet, it plays a crucial role in managing water flow and protecting the surrounding area from potential flooding events.

Although classified as low hazard potential, Mountain Supply # 1 currently has an unsatisfactory condition assessment as of June 2015. Despite this, the dam is regulated and inspected by the Colorado Department of Water Resources, ensuring that necessary enforcement and permitting measures are in place to maintain its structural integrity and safety. With a risk assessment rating of High (2), it is clear that ongoing risk management measures will be crucial to mitigate any potential threats and ensure the continued protection of the local community and environment.

Overall, Mountain Supply # 1 stands as a testament to the importance of effective water resource management and climate resilience in the face of changing environmental conditions. As a key component of the flood risk reduction infrastructure in the area, this dam serves as a vital lifeline for the community of Wellington and beyond, highlighting the critical role that such structures play in safeguarding against natural disasters and ensuring the sustainable use of water resources for future generations.