Federal Land Management Agencies

The Bureau of Land Management is an agency within the United States Department of the Interior responsible for administering federal lands. With oversight over 247.3 million acres, it governs one eighth of the country's landmass.

The United States Forest Service (USFS) is an agency of the U.S. Department of Agriculture that administers the nation's 154 national forests and 20 national grasslands. The Forest Service manages 193 million acres (780,000 km) of land. Major divisions of the agency include the Chief's Office, National Forest System, State and Private Forestry, Business Operations, and Research and Development.

The National Park Service is an agency of the federal government of the United States that manages all national parks, many national monuments, and other conservation and historical properties with various title designations.

The United States Fish and Wildlife Service is an agency of the US federal government within the US Department of the Interior dedicated to the management of fish, wildlife, and natural habitats.

The Bureau of Indian Affairs is an agency of the federal government of the United States within the U.S. Department of the Interior. It is responsible for the administration and management of 55,700,000 acres of land held in trust by the United States for American Indians, Indian Tribes and Alaska Natives.

The United States Bureau of Reclamation, and formerly the United States Reclamation Service, is a federal agency under the U.S. Department of the Interior, which oversees water resource management.

The U.S. Park Police officers are located in the Washington, DC, New York City, and San Francisco metropolitan areas, and investigate and detain persons suspected of committing offenses against the United States. Officers also carry out services for many notable events conducted in the national parks.