Bighorn National Forest

Bighorn National Forest
Name	Bighorn National Forest
Location	Wyoming, United States
Nearest city	Sheridan
Area acres	1,107,844
Established	1897
Governing body	U.S. Forest Service
Website	Bighorn National Forest

Bighorn National Forest is a federally managed forest in north-central Wyoming that spans a range of montane and alpine environments across the Bighorn Mountains. The forest sits between the Powder River Basin and the Bighorn Basin and serves as a watershed for the Tongue River, Powder River, and Little Bighorn River. Established in the late 19th century, the area connects to regional conservation and recreation networks and interfaces with adjacent public lands.

Geography and Location

The forest occupies a portion of the Bighorn Mountains in north-central Wyoming and is bordered by the Powder River Basin, Bighorn Basin, and the Absaroka Range. The western edge approaches the Wind River Range corridor while the eastern slopes descend toward the Tongue River valley and the city of Sheridan, Wyoming. High elevations include Cloud Peak, which is near Cloud Peak Wilderness, while the drainage network feeds into tributaries of the Yellowstone River and ultimately the Missouri River. Nearby federal and state units include Yellowstone National Park, Devils Tower National Monument, and Bighorn Canyon National Recreation Area, forming a mosaic of public lands that also connects with Shoshone National Forest and Custer National Forest.

History and Establishment

Indigenous nations such as the Crow Nation, Cheyenne people, Arapaho, and Lakota people used the mountains for hunting and seasonal camps prior to Euro-American exploration. Trappers and fur traders like Jim Bridger and expeditions tied to the Lewis and Clark Expedition era moved through adjacent basins, and later Homestead Acts and Railroad expansion in the United States influenced settlement patterns near Powell, Wyoming and Ten Sleep, Wyoming. The forest was designated during the administration of President William McKinley and amid conservation efforts promoted by Gifford Pinchot and the U.S. Forest Service. Early 20th-century developments involved timber harvest policies influenced by the Weeks Act and infrastructure projects paralleling regional initiatives such as the New Deal and the Civilian Conservation Corps.

Ecology and Natural Features

Vegetation communities range from montane Ponderosa pine stands and Douglas-fir forests to subalpine Engelmann spruce and alpine tundra; species assemblages mirror those in Rocky Mountain National Park and Glacier National Park. Large mammals include populations of elk, mule deer, bighorn sheep, and predators such as grizzly bear and gray wolf with ecological interactions comparable to dynamics in the Northern Rockies. Avifauna includes raptors like the golden eagle and migratory species tracked in regional studies with partners such as the Audubon Society. Aquatic habitats support native trout like cutthroat trout and nonnative species introduced during early stocking programs, with waters linked to the Missouri River Basin fish assemblages. Soils reflect glacial and periglacial history, with geomorphology shaped by Pleistocene glaciation similar to features in the Beartooth Mountains and Wind River Range.

Recreation and Visitor Use

Visitors access trail systems including routes on Cloud Peak and the Medicine Wheel/Medicine Mountain National Historic Landmark corridor, with activities such as backpacking, fishing, horseback riding, and winter sports like cross‑country skiing reminiscent of recreation in Grand Teton National Park and Yellowstone National Park. Campgrounds and picnic areas are used by residents from Billings, Montana, Casper, Wyoming, and Buffalo, Wyoming, and tourism connects to regional events like the Sheridan WYO Rodeo and activities promoted by local chambers of commerce. Wilderness regulations in areas comparable to Roadless Area Conservation Rule provisions influence permitted uses, and outfitters authorized under U.S. Forest Service Special Use Permits provide guided services.

Management and Conservation

Management is administered by the U.S. Forest Service under multiple-use and sustained-yield principles codified in statutes such as the National Forest Management Act of 1976 and guided by planning processes aligned with the National Environmental Policy Act. Conservation efforts involve partnerships with organizations such as the The Nature Conservancy and the Wyoming Game and Fish Department for habitat restoration, invasive species control, and wildlife monitoring. Fire management strategies integrate lessons from incidents like the Yellowstone fires of 1988 and apply prescribed burning programs similar to those used in Gila National Forest and Medicine Bow-Routt National Forests. Grazing allotments and timber sales are regulated through permitting frameworks and collaborative stakeholder processes including county governments such as Sheridan County, Wyoming.

Access and Infrastructure

Primary access routes include scenic byways and highways that link to U.S. Route 14, U.S. Route 16, and state routes serving trailheads near Ten Sleep, Story, Wyoming, and Lovell, Wyoming. Forest infrastructure comprises ranger districts modeled after administrative units elsewhere in the United States Forest Service, with facilities for recreation management, trail maintenance, and avalanche mitigation comparable to those in Bridger-Teton National Forest. Hydropower and water storage projects in the region involve connections to water users in the Tongue River Basin and municipal systems for Sheridan, Wyoming and agricultural irrigation networks influenced by historic projects like those promoted under the Reclamation Act of 1902. Access also supports scientific research collaborations with institutions such as the University of Wyoming and the U.S. Geological Survey.

Category:National forests of Wyoming Category:Protected areas established in 1897 Category:United States Forest Service