The village flourished until 1992, when all but subcritical nuclear testing ended at the Nevada Test Site, as a result of the United States honoring the Comprehensive Nuclear-Test-Ban Treaty (even though the U.S. has not yet ratified the treaty). The population shrank rapidly thereafter, leaving most of the facilities abandoned. A skeleton crew of scientists and military remains in Mercury, conducting limited testing and research. Most of the amenities have closed, and the village is now a shell of its former self, although dining, bar facilities, and a gym remain. The current population is unknown and fluctuates. The last known census recorded about 500 people. See also References 1950 establishments in Nevada Closed cities Landmarks in Nevada Nevada Test Site Populated places established in 1950 Unincorporated communities in Nye County, Nevada