• View of Half Dome and Washington Column in Yosemite Valley

    Yosemite

    National Park California

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  • Tioga Road is Closed for the Winter

    The Tioga Road (Highway 120 through the park) is closed due to snow; it usually reopens in late May or June. You can check on current road conditions by calling 209/372-0200 (press 1 then 1). More »

Tuolumne River Plan~Science Behind the Plan

 

Yosemite National Park is one of the most studied units in the National Park System. Park planners and subject matter experts drew upon this body of research and knowledge throughout the development of the Tuolumne River Plan. In addition to the previously conducted research, the park also initiated new studies to fill in gaps in the research. Below is a selection of the new research conducted for the Tuolumne River Plan. A full bibliography will be included in the draft environmental impact statement.

 

Did You Know?

The Merced River flowing serenely through Yosemite Valley

Congress designated the Merced River as Wild and Scenic in 1987. The National Park Service manages 81 miles of the Merced River, encompassing both the main stem and the South Fork in Yosemite National Park and the El Portal Administrative Site. More...