Moeller is a privately-owned Earth dam located in Platteville, Colorado, along the St. Vrain Creek. Built in 1898 for irrigation purposes, this dam stands at 21 feet high and spans 440 feet in length, with a storage capacity of 71 acre-feet. Despite its age, Moeller is in fair condition with a low hazard potential, making it a crucial component of the local water resource infrastructure.

Managed by the Colorado Division of Water Resources, Moeller undergoes regular state inspections, enforcement, and permitting to ensure its safety and functionality. The dam's spillway is uncontrolled, with a width of 8 feet, and a maximum discharge of 20 cubic feet per second. While the risk assessment for Moeller is moderate, the dam has not been modified in recent years, indicating a need for continued monitoring and potential risk management measures in the future.

Overall, Moeller serves as a vital structure for irrigation in Weld County, Colorado, supporting agricultural activities and water supply in the region. As water resource and climate enthusiasts, understanding the importance of maintaining and monitoring dams like Moeller is essential for sustainable water management practices and environmental stewardship in the face of changing climate conditions.