Gifford Pinchot National Forest

Gifford Pinchot National Forest is a National Forest located in southern Washington, USA, managed by the United States Forest Service. With an area of 1.32 million acres , it extends 116 km along the western slopes of Cascade Range from Mount Rainier National Park to the Columbia River. The forest straddles the crest of the South Cascades of Washington State, spread out over broad, old growth forests, high mountain meadows, several glaciers, and numerous volcanic peaks. The forest's highest point is at 12,276 ft. at the top of Mount Adams, the second tallest volcano in the state after Rainier. Often found abbreviated GPNF on maps and in texts, it includes the 110,000-acre Mount St. Helens National Volcanic Monument, established by Congress in 1982.

Gifford Pinchot National Forest is one of the older national forests in the United States. Included as part of the Mount Rainier Forest Reserve in 1897, 941,440 acres was set aside as the Columbia National Forest on July 1, 1908.

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