The U.S. Department of the Interior (DOI) is under the Executive Branch of the U.S. Government. It is one of fifteen executive departments. This guide provides an overview about the DOI, including its bureaus, highlighted publications, and featured online information.
Photograph of a Green Kingfisher in Big Bend National Park (Source: NPS Gallery Digital Asset Management System)
Mission: "To protect and manage the Nation’s natural resources and cultural heritage; provide scientific and other information about those resources; and honor its trust responsibilities or special commitments to American Indians, Alaska Natives, Native Hawaiians, and affiliated Island Communities."
Vision: "Manager our land, water, and resources for the benefit of all Americans, both today and tomorrow."
Established: 1849 (9 Stat. 395)
Secretary: Deb Haaland
Operation: 70,000 employees, 280,000 volunteers, and 2,400 operating locations
|Visit the official website of the DOI.
|Offices of the DOI
|View the list of DOI Offices.
|Check out the library's electronic and printed collections.
|Hear about the latest news from the DOI.
|See weekly videos that feature DOI events and news.
|Explore the photographic collection on DOI-related topics, like scientific observations and national heritage months.
|Discover featured blogs that discuss a range of DOI-related subjects, from American bison to wildflowers.
|Advancing Environmental Justice
|Learn about the DOI's partnership with other Federal agencies to "address current and historic environmental injustices and ensure accountability" for "communities of color, rural and Indigenous communities, low-income families, and people in the U.S. territories."
|America the Beautiful
|Read about the interagency project to restore "30 percent of our lands and waters by 2030 for the sake of our economy, our health, and our well-being."
|Find opportunities to volunteer for the DOI, from educational to environmental projects.