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U.S. Department of the Interior


The DOI has eleven bureaus. They are the Bureau of Indian Affairs, Bureau of Indian Education, Bureau of Land Management, Bureau of Ocean Energy Management, Bureau of Reclamation, Bureau of Safety and Environmental Enforcement, Bureau of Trust Funds Administration, National Park Service, Office of Surface Mining Reclamation and Enforcement, U.S. Fish and Wildlife Service, and U.S. Geological Survey. Learn more about these bureaus, including their missions and some of their online resources.

Bureaus of the DOI

Click on each tab in this box to learn more about each DOI bureau. As a visual aid, below is a table that shows the general organization of the DOI and its bureaus. It does not include all offices and entities. It highlights the organizational relationship of the bureaus under the DOI. Each bureau reports to an Assistant Secretary. The bureaus are italicized and highlighted in yellow

U.S. Secretary of the Interior
U.S. Deputy Secretary of the Interior

Assistant Secretary Fish and Wildlife and Parks

Assistant Secretary Indian Affairs

Assistant Secretary Insular and International Affairs

Assistant Secretary Land and Minerals Management

Assistant Secretary Water and Science


National Park Service

U.S. Fish and Wildlife Service

Bureau of Indian Affairs

Bureau of Indian Education

Bureau of Trust Funds Administration



Bureau of Land Management

Bureau of Ocean Energy Management

Bureau of Safety and Environment Enforcement

Office of Surface Mining Reclamation and Enforcement


Bureau of Reclamation

U.S. Geological Survey

Bureau of Indian Affairs (BIA)

Seal for BIA

Main website: 

Established: 1824

Mission: "To enhance the quality of life, to promote economic opportunity, and to carry out the responsibility to protect and improve the trust assets of American Indians, Indian tribes and Alaska Natives."

Additional BIA information and resources: 

Resource Information
Frequently Asked Questions See the top questions that BIA answers.
History of BIA Read the brief overview about the history of the bureau.
News Hear about latest news from BIA, including press releases, media advisories, and announcements.
Regional Offices Find out the BIA 12 regional offices and 83 agencies, including a map of their locations.
Tracing American Indian and Alaska Native (AI/AN) Ancestry Explore information related to "tribal services, tribal contacts, and genealogical research."
Tribal Consultations Learn about the bureau's consultations with Tribal Nations.
Tribal Leaders Directory See the online directory of contact information for each Federally recognized tribe.

Bureau of Indian Education (BIE)

Seal for BIE

Main website:

Established: 2006

Mission: "Provide students at BIE-funded schools with a culturally relevant, high-quality education that prepares students with the knowledge, skills, and behaviors needed to flourish in the opportunities of tomorrow, become healthy and successful individuals, and lead their communities and sovereign nations to a thriving future that preserves their unique cultural identities."

Vision: "The Bureau of Indian Education (BIE) is the preeminent provider of culturally relevant educational services and supports provided by highly effective educators to students at BIE-funded schools to foster lifelong learning."

Additional BIE information and resources: 

Resource Information
BIE School Directory Check out the online directory of BIE-funded elementary and secondary schools.
Division of School Operations Read about the bureau's School Operations, which "is to support the BIE educational mission and to provide bureau-funded schools optimum services."
Events Calendar Discover about current and upcoming events, including workshops, consultations, and listening sessions.
News Hear about the latest BIE events and news.
Native American Student Information System (NASIS) Explore the "centralized system for supporting school administrators, teacher, staff, students, parents/guardians, and Central Office staff."
Performance - Data & Statistics Access reports, including the state performance plans and annual performance reports.
Off-Reservation Residential Schools Learn about the "points of pride" of the Chemawa, Flandreau, Riverside, and Sherman schools.
Standards See the learning objectives for college and career-ready standards for BIE students.

Bureau of Land Management (BLM)

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Main website:

Established: 1946

Mission: "To sustain the health, diversity, and productivity of public lands for the use and enjoyment of present and future generations."

Priorities: Clean energy, restoration, recreation for all, conservation, and rebuild the agency

Additional BLM information and resources: 

Resource Information
BLM Library Check out the BLM Library, including its catalog, databases, and subject guides.
Data Resources Discover data from across "245 million surface and 700 million sub-surface acres" to inform "stakeholders and the general public" about the bureau's "stewardship responsibilities."
Electronic Forms Access BLM forms, including on forestry, mining claims, rangeland resources, and more.
Federal Land Records See records from across the country, including "historical documents and current interactive mapping tools."
Geospatial Program Learn about the program's integration of "geospatial data into natural resource management" with maps, GIS data, mobile GIS, and more.
Magazines and Newsletters Read BLM publications, like My Public Lands and Frontiers.
Visit our Public Lands Try this online resource to plan your next visit to BLM-managed public lands.
Tribal Consultation Find information on how BLM conducts tribal consultations.

Bureau of Ocean Energy Management (BOEM)

Logo for BOEM

Main website:

Established: 2011

Mission: "To manage development of U.S. Outer Continental Shelf energy and mineral resources in an environmentally and economically responsible way."

Vision: "Excellence in the management of Outer Continental Shelf energy and mineral resources for environmental sustainability, economic development, and national security."

Additional BOEM information and resources: 

Resource Information
Frequently Asked Questions Learn about BOEM, including its mandates on renewable energy and conventional energy development.
History Read about the reorganization of the Minerals Management Service into the establishment of three entities, including the BOEM.
Library Check out its library of BOEM resources and publications.
Newsroom Hear about the latest news, from media advisories to press releases.
Ocean Science Access the BOEM journal on the bureau's data from "scientific studies in the Gulf of Mexico, the Atlantic, the Pacific, and the Arctic."
Regulations and Guidance Review the bureau's regulations and guidance, including governing statutes.
Statistics and Facts Discover collected BOEM data from its regional offices.
Tribal Engagement See information on BOEM's tribal consultation policies through both "formal government-to-government consultation and informal dialogue, collaboration, and engagement."

Bureau of Reclamation (BOR)

Logo for BOR

Main website:

Established: 1902

Mission: "To manage, develop, and protect water and related resources in an environmentally and economically sound manner in the interest of the American public."

Values: Professional excellence, safety, and respect

Additional BOR information and resources: 

Resource Information
Fact Sheet Check out quick facts about BOR.
News & Multimedia Hear about the latest BOR information, including speeches, congressional testimonies, and news releases.
Organizational Chart See the bureau's organizational chart, as of February 2024.
Programs, Initiatives & Activities Read about the many BOR programs, from its Hydroelectric Power Program to WaterSMART Program.
Reclamation Library Learn more about the bureau's resources and publications. Explore this interagency website on "the tools, services and information you'll need to dream up your next adventure" at over 113,000 recreation locations across the nation.

Bureau of Safety and Environmental Enforcement (BSEE)

Main website:

Established: 2011

Mission: "To promote safety, protect the environment and conserve resources offshore through vigorous regulatory oversight and enforcement."

Additional BSEE information and resources: 

Resource Information
Library See the library of "BSEE programs, publications, studies, and frequently asked questions."
Newsroom Hear about the latest news, including featured stories and congressional testimonies.
Offshore Data & Tools Discover BSEE investigations, data, statistics, and more.
Organization Learn about the organizational structure of the 850 Federal employees who work for the bureau.
Reporting & Prevention Find information on how to reporting noncompliant incidents.
Research Records Read about the latest research projects, from emerging technologies and infrastructure.

Bureau of Trust Funds Administration (BTFA)

Main website:  

Established: 2020

Mission: To "manage the financial assets of trust beneficiaries."

Vision: We Excel, Native America Prospers 

Additional BTFA information and resources: 

Resource Information
Individual Indian Money Accounts
  • Overview
    • Learn about the accounts, including about unrestricted, restricted, and estate accounts.
  • Welcome Guide
    • Find out information about the accounts, from receiving money to reviewing quarterly statements.
  • Search Unclaimed Accounts
    • Access the online form to search for unclaimed accounts.
Office of Trust Records See information about the office that "upholds the legal obligation of the trust relationship between the Federal government American Indians and Alaska Natives."
Publications Read BTFA publications, including its annual reports and budget justifications.
Tribal Trust News Archive Review news releases from the last five years.
Contact our Offices Search for a BTFA office.
National Park Service (NPS)

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Main website:

Established: 1916

Mission: "Preserves unimpaired the natural and cultural resources and values of the National Park System for the enjoyment, education, and inspiration of this and future generations. The Park Service cooperates with partners to extend the benefits of natural and cultural resource conservation and outdoor recreation throughout this country and the world."

Additional NPS information and resources: 

Resource Information
Explore by Topic See a wide range of subjects related to the national parks, from archaeology to World War II.
Frequently Asked Questions Learn about basic NPS facts and more about the bureau.
Maps Check out different types of maps and mapping tools.
National Register of Historic Places Visit the webpage about the official list of the "Nation's history places worthy of preservation."
News Hear about the latest news from the bureau.
Organizational Structure View the organizational structure of the bureau that has over 20,000 employees working across the nation.
Plan Your Visit Prepare a future trip to a national park with these online resources.

Office of Surface Mining Reclamation and Enforcement (OSMRE)

Seal for OSMRE

Main website:

Established: 1977

Mission: "To carry out the requirements of the Surface Mining Control and Reclamation Act (SMCRA) in cooperation with States and Tribes. Our primary objectives are to ensure that coal mines are operated in a manner that protects citizens and the environment during mining and assures that the land is restored to beneficial use following mining, and to mitigate the effects of past mining by aggressively pursuing reclamation of abandoned coal mines."

Additional OSMRE information and resources: 

Resource Information
Frequently Asked Questions Check out the top questions about OSMRE, from its regulations to staking a claim.
History Read about SMCRA and the establishment of OSMRE.
Laws & Regulations See the Federal Government documents behind OSMRE's laws and regulations, including SMCRA and the Code of Federal Regulations.
Stories Hear about OSMRE information and events, from planting trees at the Flight 93 National Memorial to bat facts.

U.S. Fish and Wildlife Service (USFWS)

Seal for USFWS

Main website:

Established: 1940

Mission: "The mission of the U.S. Fish and Wildlife Service is working with others to conserve, protect, and enhance fish, wildlife, plants, and their habitats for the continuing benefit of the American people."

Vision: "We will continue to be a leader and trusted partner in fish and wildlife conservation, known for our scientific excellence, stewardship of lands and natural resources, dedicated professionals, and commitment to public service."

Additional USFWS information and resources: 

Resource Information
Education Programs Check out the variety of programs for children and families to connect with the outdoors.
Federal Duck Stamps Learn about the program to support bird habitat conservation for the National Wildlife Refuge System.
Fish Stocking See the different services provided by the National Fish Hatchery System.
FWS Library Visit the library for its digital and printed collections.
Taxonomic Tree View a taxonomy of any species of the kingdoms.
U.S. Geological Survey (USGS)

Logo for USGS

Main website:

Established: 1879

Mission: "The USGS monitors, analyzes, and predicts current and evolving Earth-system interactions and delivers actionable information at scales and timeframes relevant to decision makers. The USGS provides science about natural hazards, natural resources, ecosystems and environmental health, and the effects of climate and land-use change."

Vision: "Lead the Nation in 21st-century integrated research, assessments, and prediction of natural resources and processes to meet society’s needs."

Additional USGS information and resources: 

Resource Information
Mission Areas USGS has five mission areas: core science systems, ecosystems, energy and minerals, natural hazards, and water resources.
The National Map This online resource has products and services on geospatial information of the United States and its territories.
News Releases See the latest USGS information from national and state new releases.
Publications Warehouse Discover over 170,000 digitized publications by USGS authors.
Science Centers Learn more about these centers, including the Astrogeology Science Center, Geologic Hazards Science Center, Northern Prairie Wildlife Research Center, and Volcano Science Center.
U.S. Board on Geographic Names Established in 1890, this board "maintains uniform geographic name usage through the Federal Government."
USGS Library Check out one of the "world's largest Earth and natural science libraries."

Quick Facts about the DOI Bureaus

Bureau of Indian Affairs (BIA)

Under the BIA's Office of Justice Services is the Missing and Murdered Unit that "investigates unsolved missing and murdered cases in Indian Country."

Bureau of Indian Education (BIE)

There are 183 Bureau-funded elementary and secondary schools, located on "64 reservations in 23 states, serving approximately 46,000 Indian students."

Bureau of Land Management (BLM)

BLM has weekly story maps, which feature a range of places and their cultural and natural significance.

Bureau of Ocean Energy Management (BOEM)

BOEM has extensive statistics on marine minerals to help stakeholders "plan for coastal restoration while being responsible ocean stewards."

Bureau of Reclamation (BOR)

BOR is the "nation's largest wholesale water supplier, operating 338 reservoirs with a total storage capacity of 140 million acre-feet."

Bureau of Safety and Environmental Enforcement (BSEE)

BSEE!Safe provides text alerts about the bureau's Safety Alerts and Bulletins.

National Park Service (NPS)

Over 311,000,000 people visited the national parks in 2022.

Office of Surface Mining Reclamation and Enforcement (OSMRE)

The Abandoned Mine Land Reclamation Awards recognize "outstanding reclamation techniques and projects."

U.S. Fish and Wildlife Service (USFWS)

In addition to the annual Federal Duck Stamp Art Contest, there is the Junior Duck Stamp Program.

U.S. Geological Survey (USGS)

USGS' National Land Imaging Program includes Landsat satellite missions.