Regulations last checked for updates: May 16, 2024

Title 40 - Protection of Environment last revised: May 14, 2024
§ 81.436 - Wyoming.
Area name Acreage Public Law establishing Federal land manager
Bridger Wild392,16088-577USDA-FS
Fitzpatrick Wild191,10394-567USDA-FS
Grand Teton NP305,50481-787USDI-NPS
North Absaroka Wild351,10488-577USDA-FS
Teton Wild557,31188-577USDA-FS
Washakie Wild686,58492-476USDA-FS
Yellowstone NP 12,020,625( 2)USDI-NPS

1 Yellowstone National Park, 2,219,737 acres overall, of which 2,020,625 acres are in Wyoming, 167,624 acres are in Montana, and 31,488 acres are in Idaho.

2 17 Stat. 32 (42nd Cong.).

authority: 42 U.S.C. 7401,
source: 36 FR 22421, Nov. 25, 1971, unless otherwise noted.
cite as: 40 CFR 81.436