Recorded Seismic Activity and Earthquake History Near Mount Rainier National Park

Gifford Pinchot National Forest: Geographic Overview of Washington's Volcanic Cascade Protected Lands

Mapping volcanic peaks, deep river canyons, and old-growth wilderness corridors

Gifford Pinchot National Forest represents a major protected expanse in the Washington Cascades, characterized by a complex volcanic topography that includes active craters, cinder cones, and rugged lava fields. This atlas entry details the forest's primary geographic features, from the high-elevation alpine terrain of the Goat Rocks to the river-carved valleys of the Lewis and Cowlitz systems, providing essential context on this integral Pacific Northwest protected landscape.

Area

5,347.95 km²

Established

1908

Visitors

1.8M annual

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

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 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

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

Olympic National Forest: Atlas and Geographic Overview of Washington Protected Lands

Temperate rainforests, alpine ridges, and fjord shorelines

Olympic National Forest defines the outer reaches of the Olympic Mountains, featuring a massive expanse of old-growth conifers and high-precipitation temperate rainforests. This protected area connects diverse ecosystems ranging from the brackish waters of Hood Canal to rugged, snow-dusted subalpine ridges. Our detailed geographic mapping highlights the forest's role as a vital buffer and wilderness corridor within the broader Pacific Northwest landscape.

Area

2,541.89 km²

Established

1897

Relief

Mountain

Climate

Temperate

Glacier Peak Wilderness: Mapping the Volcanic and Glaciated Geography of Washington State

A detailed look at one of the most remote volcanic reserves in the Cascade Range.

Defined by the presence of an isolated stratovolcano and extensive glacial systems, Glacier Peak Wilderness represents a significant protected area within the Washington Cascades. This overview details the rugged landscape, from the deeply incised river valleys of the Chiwawa and Suiattle to the high-alpine rock and ice environment at the peak summit, providing essential geographic context for this roadless wilderness.

Area

2,290.75 km²

Established

1960

IUCN

Ib

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