^”National Geospatial-Intelligence Agency” (på engelska). United States Government Manual. https://www.usgovernmentmanual.gov/Agency?EntityId=7eUf44VBlyc=&ParentEId=M3vb5MwoEgA=&EType=F2blCKa+e1g=. Läst 29 december 2021. ”The National Geospatial-Intelligence Agency (NGA), formerly the National Imagery and Mapping Agency, was established in 1996 and is under the authority, direction, and control of the Under Secretary of Defense for Intelligence. NGA is a DOD combat support agency and a member of the national intelligence community. NGA's mission is to provide timely, relevant, and accurate geospatial intelligence in support of our national security. Geospatial intelligence means the use and analysis of imagery to describe, assess, and visually depict physical features and geographically referenced activities on the Earth. Headquartered in Bethesda, MD, NGA has major facilities in the Washington, DC, Northern Virginia, and St. Louis, MO, areas with NGA support teams worldwide.”
^”Members of the IC” (på engelska). www.dni.gov. Office of the Director of National Intelligence. https://www.dni.gov/index.php/what-we-do/members-of-the-ic. Läst 29 december 2021. ”The National Geospatial-Intelligence Agency provides timely, relevant, and accurate geospatial intelligence in support of national security objectives. Information collected and processed by NGA is tailored for customer-specific solutions. By giving customers ready access to geospatial intelligence, NGA provides support to civilian and military leaders and contributes to the state of readiness of U.S. military forces. NGA also contributes to humanitarian efforts such as tracking floods and fires, and in peacekeeping. NGA is a Department of Defense Combat Support Agency. Headquartered in Springfield, Va., NGA operates major facilities in the St. Louis, Mo. and Washington, D.C. areas. The agency also fields support teams worldwide”