Welcome to PEPC

Welcome to the National Park Service's Planning, Environment and Public Comment (PEPC) site!

The National Park Service prepares a variety of planning and environmental documents to help guide management of parks. This site provides for public involvement in the NPS planning process.

Documents by Park - Go directly to a specific park's list of active projects
Policy/Guidance - NPS policy, pertinent Director's orders, terminology, and more
Park Planning - Find NPS Planning Program information, Plans and Tools
Search Documents - Search by keyword, park, state, document status, document type, project type or NEPA type

Projects with Documents Open for Comment
To search all projects and documents, use our Search page.

Park	Project Title	Review Ending
Grand Teton National Park	Reimagining the Taggart Lake Experience	Nov 21, 2024
Arches National Park	Arches Visitor Access and Experience	Nov 23, 2024
Yosemite National Park	Mist Trail Corridor Rehabilitation	Nov 23, 2024
Lava Beds National Monument	Petroglyph Point Site Plan	Nov 24, 2024
Pacific West Regional Office	Ka'ena Point National Heritage Area Feasibility Study	Nov 25, 2024
Rock Creek Park	Demolition of Foundry Branch Trestle	Nov 25, 2024
Yosemite National Park	YH-Valley Overhead Power Lines: Stables, YVL 1000's Housing	Nov 27, 2024
Carlsbad Caverns National Park	Carlsbad Caverns National Park Tour Fee Increase Proposal	Nov 30, 2024
Natchez National Historical Park	Develop Concept Plan for the Forks of the Road Slave Market Site in Natchez National Historical Park	Nov 30, 2024
Olympic National Park	Hurricane Ridge Water System Rehabilitation	Nov 30, 2024
Rock Creek Park	Design and Construct Landscape and Accessibility Improvements, Battleground National Cemetery	Nov 30, 2024
Yellowstone National Park	Northeast Entrance Road Reconstruction Project	Dec 03, 2024
Lake Clark National Park & Preserve	Johnson Tract Transportation and Port Easements	Dec 05, 2024
Hawai`i Volcanoes National Park	Kahuku Site Management Plan	Dec 06, 2024
Rock Creek Park	Piney Branch Combined Sewer Overflow Remediation Environmental Assessment	Dec 06, 2024
Port Chicago Naval Magazine National Memorial	Port Chicago Naval Magazine National Memorial Accessibility Self Evaluation and Transition Plan (SETP)	Dec 07, 2024
Wupatki National Monument	Wupatki National Monument Wilderness Study	Dec 12, 2024
Bryce Canyon National Park	Rehabilitate the Main Water System	Dec 13, 2024
Grand Canyon National Park	Campground Fee Increase	Dec 15, 2024
Richmond National Battlefied Park	Fort Darling Landfill CERCLA Actions (EE/CA Addendum)	Dec 15, 2024
Federal Agencies - other than NPS	DWH NRDA Restoration - Open Ocean TIG Restoration Plan 4 and Environmental Assessment: Fish and Water Column Invertebrates and Sea Turtles	Dec 16, 2024
Southeast Regional Office	American Beach National Historic Landmark Study	Dec 20, 2024
Saint Croix National Scenic Riverway	St. Croix National Scenic Riverway Comprehensive River Management Plan	Dec 31, 2024
Glacier National Park	GLAC VUM Plan	Jan 06, 2025
Natchez Trace Parkway	Replace the John Coffee Memorial Bridge	Jan 06, 2025
San Juan Island National Historical Park	National Register of Historic Places Nomination Update	Jan 13, 2025
Olympic National Park	East Fork Quinault River Trail and Enchanted Valley Overcrowding	Feb 28, 2025
Richmond National Battlefied Park	Public Planning for Chimborazo Visitor Center and Grounds	Oct 16, 2025
National Trails System	Butterfield Overland National Historic Trail Comprehensive Plan	Oct 06, 2026
State, Tribal, and Local Plans & Grants	Hurricanes Florence and Michael and Supertyphoon Yutu Programmatic Agreement	Sep 30, 2028
George Washington Memorial Parkway	MS4 Virginia	Oct 01, 2028
George Washington Memorial Parkway	MS4 Maryland	Nov 01, 2028

References to non-Department of the Interior (DOI) products do not constitute an endorsement by the DOI.

Welcome to PEPC

Projects with Documents Open for Comment To search all projects and documents, use our Search page.

Projects with Documents Open for Comment

Projects with Documents Open for Comment
To search all projects and documents, use our Search page.