Worster, also known as Eaton, is a private dam located in Larimer County, Colorado, specifically in the city of Fort Collins. Built in 1911, Worster serves primarily for irrigation purposes along the Sheep Creek river. The dam stands at a height of 72 feet with a hydraulic height of 68 feet and a structural height of 78 feet, providing a storage capacity of 4018 acre-feet with a normal storage level of 3750 acre-feet.

With a significant hazard potential and a satisfactory condition assessment as of October 2019, Worster is regulated by the Colorado Department of Water Resources and is subject to regular inspections, enforcement, and permitting. The dam features an uncontrolled spillway with a width of 95 feet, and a maximum discharge capacity of 192 cubic feet per second. Despite its age, Worster's risk assessment indicates a moderate level of risk, with a DSAC assignment date yet to be determined, and no specific risk management measures outlined.

Water resource and climate enthusiasts will find Worster an intriguing structure due to its historical significance, location in a scenic area, and the vital role it plays in supporting agricultural activities through irrigation. As a privately owned dam with state regulation and oversight, Worster serves as a reminder of the importance of proper dam maintenance and management to ensure public safety and the sustainable use of water resources in the region.