Recorded Seismic Activity and Earthquake History of Gifford Pinchot National Forest

Indian Heaven Wilderness: Volcanic Plateau Geography and Protected Cascade Landscapes

Volcanic peaks, high-elevation lakes, and expansive meadows in Washington.

Indian Heaven Wilderness encompasses a broad volcanic plateau in the southern Washington Cascades, famous for its dense concentration of lakes, ponds, and volcanic landforms. The area features a complex mosaic of cinder cones, shield volcanoes, and subalpine forests, offering a unique geographic perspective on the Pacific Northwest. Delve into the protected boundaries and mapped terrain of this significant wilderness area.

Area

84.1 km²

Established

1984

Visitors

8K annual

Relief

Mountain

Mount Adams Wilderness: Volcanic Terrain and Protected Landscapes in Washington State

Mapping the high altitude meadows and volcanic ridges

Spanning roughly 47,700 acres, Mount Adams Wilderness presents a unique geological mosaic of cinder cones, lava flows, and permanent snowfields. The area offers a profound look at Cascade Range geography, from its western forested valleys to its open alpine basins, serving as a critical protected landscape for understanding volcanic, glacial, and fluvial processes in the Pacific Northwest.

Area

193.07 km²

Established

1964

IUCN

Ib

Relief

Mountain

Mount Rainier National Park: A National Park in Washington with Distinct Mapped Boundaries

Explore its protected landscape and regional geography.

Mount Rainier National Park represents a core protected area within Washington State, offering rich opportunities for geographic discovery through its mapped boundaries and natural terrain. As a designated national park, it contributes significantly to the atlas of United States protected lands. This destination allows for detailed exploration of its landscape context, making it an essential point of reference for understanding regional geography and conservation areas.

Area

956.6 km²

Established

1899

IUCN

II

Visitors

1.6M annual

Okanogan, Wenatchee National Forest: A Comprehensive Look at Washington's Protected Mountain Landscapes

Mapping ecological gradients and wilderness boundaries across the eastern Cascade Range

Spanning from the moist coniferous forests of the western Cascades to the arid plateaus of the Okanogan, this massive national forest protects an unmatched diversity of terrain. Explore the intricate geography of river-carved valleys, glacial cirques, and remote wilderness areas that characterize this critical environmental corridor in the Pacific Northwest.

Area

6,066.33 km²

Established

1911

Visitors

397K annual

Relief

Mountain

Mount Hood National Forest: Atlas of Protected Landscapes and Volcanic Geography

Exploring the Cascade Range terrain and wilderness boundaries in Oregon.

Mount Hood National Forest encompasses a vast, rugged expanse of the Oregon Cascades, anchored by the iconic, glacier-clad Mount Hood. This protected landscape contains extensive old-growth forests, high-alpine lakes, and deep river canyons. Discover the geographic extent of these wilderness areas and mountain terrain within the MoriAtlas database of protected lands.

Area

4,318.17 km²

Established

1908

Visitors

4.4M annual

Relief

Mountain

Mark O. Hatfield Wilderness: An Atlas of Basalt Canyons and Cascade Mountain Terrain

Protected rugged wilderness located in Oregon

Spanning from the Columbia River Gorge to the slopes of Mount Hood, the Mark O. Hatfield Wilderness preserves an array of forest stands, hanging meadows, and steep ridgelines. The area serves as a critical geographic hub within the Cascade Range, offering detailed insight into the volcanic geology and drainage systems that shape this iconic portion of Oregon.

Area

266.37 km²

Established

1984

IUCN

Ib

Relief

Mountain

Mount Baker, Snoqualmie National Forest: Mapped Geography and Protected Landscape Analysis

Exploratory atlas of Washington's primary Cascade Range wilderness

Delve into the structural geography of Mount Baker, Snoqualmie National Forest. This protected area corridor serves as a major ecological transition zone between the Puget Sound lowlands and the interior Cascades, characterized by extensive glaciers, wild river systems, and iconic stratovolcanoes that define the regional landscape of Washington state.

Area

6,978 km²

Established

1974

Relief

Mountain

Climate

Alpine

Mount Hood National Recreation Area: Oregon Protected Landscape and Regional Geography

A three-unit recreational forest landscape in the Cascade Range.

Spanning over 34,000 acres, this protected landscape frames the lower volcanic slopes and forested drainages around Mount Hood. The area integrates river corridors, wilderness boundaries, and subalpine terrain, offering a clear view of the complex topography that defines the Cascade Range in northern Oregon.

Area

139.8 km²

Established

2009

Relief

Mountain

Climate

Temperate