The Rocky Flats National Wildlife Refuge was previously a buffer zone for a production facility of what?
Rocky Flats National Wildlife Refuge The Rocky Flats National Wildlife Refuge is a unit of the National Wildlife Refuge System in the United States located approximately 16 mi northwest of Denver, Colorado. The site was previously the Rocky Flats Plant's security buffer zone and is not currently open to the general public for access.
Alamosa National Wildlife Refuge The Alamosa National Wildlife Refuge is an 11169 acre United States National Wildlife Refuge located in southern Colorado. The site is located in the San Luis Valley along the east side of the Rio Grande approximately 8 mi southeast of Alamosa primarily in southeastern Alamosa County, although very small parts extend into northeastern Conejos and western Costilla counties. It is managed by the United States Fish and Wildlife Service jointly with the Baca and Monte Vista National Wildlife Refuges. It was established in 1962 as a haven for migratory birds and other wildlife.