- Approximately 2.7 million acres
- 54% Bridger Teton National Forest
- 22% Yellowstone National Park
- 18% Grand Teton National Park
- 3% Private Lands
- 1.3% National Elk Refuge
- Other: State of Wyoming, Bureau of Land Management,
and Buereau of Reclamation
- Upper Snake River Drainage
- Tributaries include Lewis River, Pacific Creek, Buffalo Fork, Spread Creek, the Gros Ventre River, and the Hoback River
- Visit Protect Our Waters for more info on Aquatic Invasive Species
- Prevent the introduction, reproduction, and spread of designated noxious weeds into, within, and out of the JHWMA.
- Reduce to acceptable levels, noxious weed damage to the economy, the environment, and its associated resource uses.
- Implement an integrated weed management system to realize the most economical and effective weed control methods possible.
- Integrate public and private sector agencies, landowners, organizations, and individuals into a comprehensive weed management program.
- Comply with federal and state laws and regulations to insure that weed management activities do no harm to the environment or to weed management personnel.