Located in Worland, Wyoming, the Worland Wastewater Treatment (Cell 1) facility is a crucial infrastructure managed by the local government. Designed by John W. Donnell, this Earth-type dam stands at a height of 12 feet and has a structural height of 15 feet, completed in 1992. Situated along the Big Horn River, this facility serves as a vital resource for the city of Worland, ensuring proper wastewater treatment and management.

With a storage capacity of 66 acre-feet, the Worland Wastewater Treatment facility plays a significant role in maintaining the environmental quality of the area. Despite being categorized as having a low hazard potential and fair condition assessment, the facility undergoes regular inspections to ensure its safety and efficiency. The last inspection in July 2018 indicated that the facility meets regulatory standards and poses a low risk of failure.

The Worland Wastewater Treatment facility operates with uncontrolled outlet gates and has a surface area of 33 acres, serving as an essential component of the local infrastructure. With a risk assessment rating of "High (2)", the facility is subject to ongoing risk management measures to ensure its continued functionality and safety for the community and the surrounding environment.