Teton Reservoir, located in Carbon County, Wyoming, is a federally owned structure managed by the Bureau of Land Management. Built in 1966, this gravity dam stands at a structural height of 33 feet and has a hydraulic height of 26 feet, with a total length of 1147 feet. The reservoir has a storage capacity of 266.9 acre-feet, primarily used for recreational purposes.

With a surface area of 105.9 acres, Teton Reservoir is situated along the Little Sage Creek and is equipped with a controlled spillway that is 54 feet wide. Despite being classified as having a high hazard potential, the dam's condition is assessed as fair, with the last inspection conducted in September 2016. The risk assessment for the reservoir is very high, indicating the importance of ongoing monitoring and management measures to mitigate potential hazards.

Overall, Teton Reservoir serves as a vital water resource in the region, offering opportunities for recreation while also facing challenges related to its hazard potential. As climate change continues to impact water resources, the proper maintenance and monitoring of dams like Teton Reservoir are essential to ensure the safety and sustainability of water storage infrastructure in the face of evolving environmental conditions.