This data represents BLM and USFS wilderness areas of Utah. Wilderness areas from the BLM National Lands Conservation System (NLCS) were merged with U.S. Forest Service wilderness areas in the National Wilderness Preservation System, preserving the polygon geometry and the name attributes only. The complete BLM and USFS data can be found at:

https://www.blm.gov/services/geospatial/GISData/utah

https://data-usfs.hub.arcgis.com/datasets/national-wilderness-areas-feature-layer