• Rainbow over Half Dome

    Yosemite

    National Park California

Planner's Reading Room

 

Planning and compliance efforts are guided by a variety of official National Park Service documents as well as scientific research, design guidelines and supporting legislation.

National Park Service Policies:

National Park Service Directives:

National Environmental Policy Act and Other Environmental Policies:
The following documents provide overviews of both the National Environmental Policy Act and other types of environmental compliance used in park planning:

Wild and Scenic Rivers Act and Wilderness Act Information:
The following websites and acts regard the designation of rivers as wild and scenic and lands as wilderness, providing them with special protections:

Historic Preservation Information:
These programs, acts and guidelines inform park planners when preserving historic buildings and grounds:

Public Comments Information:

Transportation Studies:

Design Guides:

Accessibility:

Federal Codes and Policies:

Did You Know?

View of Yosemite Valley from the Wawona Tunnel Vista.

Rockfall events have helped shape many of the outstanding features along Yosemite Valley's walls, including Royal Arches, North Dome, and Half Dome. Giant talus slopes that slant away from the Valley walls accumulate debris with each rockfall event.