Alexander Dam, located in Montrose, Colorado, is a private irrigation structure completed in 1968 with a primary purpose of irrigation. This earth dam stands at a height of 28 feet and has a hydraulic height of 33 feet, providing a storage capacity of 36 acre-feet. Despite its low hazard potential and fair condition assessment, the dam poses a high risk, prompting the need for risk management measures. The dam is regulated and inspected by the Colorado Division of Water Resources, ensuring its safety and compliance with state regulations.

Situated on Spring Creek-TR, Alexander Dam serves various purposes including fire protection, stock watering, and recreation in addition to irrigation. With a structural length of 330 feet and a surface area of 3 acres, the dam has uncontrolled outlet gates and no spillway. The surrounding area is under the jurisdiction of the state, with regular inspections and enforcement measures in place to maintain its integrity. The dam is a vital water resource for the city of Olathe, providing essential water supply for agricultural and recreational activities.

Owned and operated privately, Alexander Dam plays a crucial role in water management within the region. With a congressman representing the area, the dam's importance in sustaining water resources for the community is recognized at the federal level. As climate change continues to impact water availability and quality, structures like Alexander Dam become increasingly essential for ensuring a sustainable water supply for current and future generations.