An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

Pollution Prevention (P2)

Cleaning National Parks: Using Environmentally Preferable Janitorial Products at Yellowstone and Grand Teton National Parks

The purpose of this project was to help National Park Service janitorial staff and supervisors at Yellowstone and Grand Teton National Parks select and use safer cleaning products. To be selected, the new janitorial products had to meet Park cleaning goals and criteria for environmental preferability developed by the city government of Santa Monica, California.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.