Parkplanning and PEPC will be offline for Data Center maintenance from 4 PM MT on Fri., Apr. 19th to as late as 3:00 PM MT on Mon., Apr. 22nd.

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.

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