The Uintah Basin, also spelled Uinta Basin, is a high basin on the northern edge of the Colorado Plateau in northeastern Utah, reaching east into Colorado. The Uinta Mountains rise to the north, the Roan and Book Cliffs bound it to the south and the Wasatch Range lies to the west, and the Green River crosses it. Vernal is the largest town, with Roosevelt and Duchesne among the others, and the basin contains the Uintah and Ouray Indian Reservation, established in 1861 and home to the Northern Ute Tribe. Oil and gas fields found between 1948 and 1970 moved its economy from farming and mining toward energy.

The basin's UFO reputation took shape in the 1960s. Joseph "Junior" Hicks, a junior high school science teacher in Roosevelt, had been collecting local reports when he approached Utah State University plant physiologist Frank B. Salisbury after a talk in October 1966. Drawing on Hicks's files, Salisbury published The Utah UFO Display: A Biologist's Report in 1974; a 2010 second edition covers more than 400 sightings, mostly from the 1960s and 1970s, along with conventional explanations and hoaxes. In 1985 Michael Persinger and John Derr reported in Perceptual and Motor Skills that monthly UFO reports during the basin's 1967 flap correlated at 0.80 with the sum of earthquake magnitudes within 150 kilometers, which they took as support for crustal strain fields producing natural lights that people reported as UFOs.

The basin's best-known site is Skinwalker Ranch, about 512 acres southeast of Ballard on the edge of the reservation. Robert Bigelow bought it in 1996 for his National Institute for Discovery Science, and Brandon Fugal has owned it since 2016; in August 2026 the two men discussed its past and future together on the Bigelow Podcast. Physicist Jim Segala, whose MUPAS project places sensors in the homes of people who report encounters, told The Good Trouble Show in September 2026 that the wider basin is "chock full of the exact same type of thing."

Few regions combine a scientist's study of a local sighting wave with decades of privately funded field research. The basin's reports were gathered by a schoolteacher and a university biologist in the 1960s, tested against seismic records in the 1980s and followed by the ranch investigations that drew Bigelow's researchers, a Pentagon-funded study and television crews from the 1990s onward. That continuous record, from Hicks's files to Segala's sensors, makes the Uintah Basin one of the longest-documented UFO regions in the United States.