Fairview #1, located in Jefferson County, Colorado, is a privately owned irrigation dam completed in 1871 on the South Platte River. With a dam height of 12 feet and a length of 1250 feet, this earth dam serves the primary purpose of irrigation and has a storage capacity of 140 acre-feet. The dam has a low hazard potential and a moderate risk assessment rating.

Despite being last inspected in 1991, with an inspection frequency of 6 years, Fairview #1 is regulated and permitted by the Colorado Department of Water Resources. It is designed as an uncontrolled spillway type structure with a spillway width of 30 feet. The dam is in fair condition as it has not been rated recently, and emergency action plans and risk management measures are not specified.

Water resource and climate enthusiasts interested in historical irrigation infrastructure in Colorado will find Fairview #1 an intriguing structure to study. With its location on the South Platte River and its long history of providing water for agricultural purposes, this dam represents a significant part of the state's water management system. Fairview #1's low hazard potential and moderate risk assessment highlight the importance of ongoing monitoring and maintenance to ensure its continued safety and functionality in the face of changing climate conditions.