The Three Mile Island Unit 1 reactor has an electrical capacity of 835 megawatts, which the U.S. Department of Energy has described as approximately equivalent to powering 800,000 homes.
November 19, 2025
high
statistical
Reactor capacity and typical household-equivalence metric for generation output.
Energoatom is the state-owned nuclear power company of Ukraine.
November 12, 2025
high
institutional
Identification of Energoatom as a government-owned entity responsible for nuclear power assets.
The Goldenson Building at Harvard Medical School houses laboratories and offices associated with the school's neurobiology department.
November 04, 2025
high
descriptive
Physical facilities used by Harvard Medical School's neurobiology department
NPR has operated a radio satellite and distribution system called PRSS under a series of contracts with the Corporation for Public Broadcasting (CPB) for approximately four decades.
October 30, 2025
high
descriptive
Describes the longstanding contractual arrangement for operating public radio distribution infrastructure.
PRSS is the name used for the radio satellite and distribution system that provides satellite and distribution services for public radio stations.
October 30, 2025
high
definition
Defines the acronym PRSS and its function in public radio distribution.
Coast Guard Island is owned by the federal government and is not open to the general public; escorts or specific government identification cards are required for visitors.
October 23, 2025
high
operational
Access to the federal Coast Guard base on Coast Guard Island is restricted and controlled.
Amazon Web Services (AWS) Elastic Compute Cloud (EC2) is a cloud service that provides virtualized computing power used by applications and websites to run.
October 20, 2025
high
definition
Core AWS service used to provision and run compute instances for apps and websites.
Amazon Web Services (AWS) is a cloud computing provider that supplies behind-the-scenes infrastructure used by government departments, universities, businesses, and media organizations.
October 20, 2025
high
general
Describes the role of AWS as a provider of cloud infrastructure to a wide range of organizations.
The AWS US-EAST-1 region is a major cloud data center region that serves as a backbone for many online services, and disruptions in that region can produce cascading or domino effects across other internet services.
October 20, 2025
high
temporal
Description of the role and systemic importance of a major cloud region.
Hartsfield-Jackson Atlanta International Airport (ATL) is widely described as the world's busiest airport and is one of the busiest travel hubs in the United States.
October 20, 2025
high
descriptive
General characterization of ATL's passenger traffic and hub status.
Northern Virginia (Virginia) contains the largest cluster of data centers in the United States.
October 20, 2025
high
geographic
Regional concentration of data center infrastructure in the U.S.
The National Time Service Center of China is responsible for generating and distributing China's standard time and provides timing services to industries including communications, finance, power, transport, and defense.
October 19, 2025
high
descriptive
Defines the institutional role and sectoral dependencies on national time services.
Replacing existing transmission lines within existing rights-of-way with modern conductors and hardware is a common method to increase transmission capacity and enable lines to carry more energy.
October 16, 2025
high
technical
General approach for upgrading electrical transmission capacity
Expansion of data centers and artificial intelligence infrastructure is increasing electricity demand, which can create a need for enhanced grid reliability and increased transmission capacity.
October 16, 2025
medium
trend
Demand drivers for grid upgrades and transmission expansion
Major construction projects and infrastructure repairs on a railroad can reduce operational flexibility and capacity, which can negatively affect the railroad's performance.
October 16, 2025
high
operational
Relationship between maintenance/repair work and short-term service or volume impacts in railroad operations.
A 2025 report by the Center for Strategic and International Studies stated that the United States is overseeing a 'seismic reordering' of defense priorities and assets toward the Western Hemisphere and that Puerto Rico provides the lion's share of related infrastructure.
October 16, 2025
high
temporal
Assessment from a think tank about U.S. defense posture and infrastructure in the Western Hemisphere.
The Arlington Memorial Bridge spans the Potomac River and connects Arlington, Virginia, with Washington, D.C.
October 16, 2025
high
geographic
Location and function of a major bridge near the national capital.
The Accurate Energetic Systems manufacturing complex covers approximately 1,300 acres (526 hectares) and includes eight specialized production buildings and a laboratory.
October 15, 2025
high
infrastructure
Description of the physical scale and composition of the company's production site.
The Gaza Strip is a densely populated territory, which increases the complexity of delivering humanitarian aid and undertaking reconstruction.
October 14, 2025
high
temporal
Density-driven challenges affect logistics, shelter, and rebuilding strategies in conflict-affected urban areas.
Damage to road infrastructure in conflict-affected urban areas can impede the movement of aid trucks and complicate humanitarian supply delivery.
October 14, 2025
high
temporal
Broken roads and obstructions are common logistical barriers to overland humanitarian delivery in war-affected regions.
SpaceX's Starbase launch site is located in Boca Chica, Texas.
October 13, 2025
high
descriptive
Location of SpaceX's dedicated Starship launch facility
The U.S. General Services Administration reported in 2025 that deferred maintenance and repair backlogs at federal buildings exceeded $6 billion and were projected to grow to more than $20 billion within five years.
January 01, 2025
high
statistical
GSA estimate of deferred maintenance and projected increase in backlog for federal buildings.
The Elizabeth River runs between and separates the cities of Portsmouth and Norfolk in southeastern Virginia.
January 10, 2024
high
temporal
Describes a geographic feature that defines part of the boundary between two Virginia cities.
The LYNX Blue Line is a light rail line that operates in Charlotte, North Carolina.
January 01, 2024
high
temporal
Description of a named public transit service in Charlotte.
The Red Line extension project in Chicago was funded by the 2021 bipartisan infrastructure law.
January 01, 2021
high
temporal
Links a major Chicago transit project to its federal funding source.
SoFi Stadium in Inglewood, California, opened in 2020.
January 01, 2020
high
temporal
Opening year of the NFL stadium known as SoFi Stadium.
The Orleans Parish Justice Center jail was built in 2016.
January 01, 2016
high
temporal
Construction year of the Orleans Parish Justice Center jail referenced in reporting about custodial security concerns.
The J. Edgar Hoover Building was dedicated in 1975.
January 01, 1975
high
temporal
Year the FBI's Pennsylvania Avenue headquarters was officially dedicated.
The Nevada Test Site was the primary location for United States nuclear testing from 1951 to 1992 and is now known as the Nevada National Security Site.
January 01, 1951
high
temporal
Historic principal test venue for U.S. nuclear explosive tests and its current institutional name.
The Presidential Emergency Operations Center (PEOC) is an underground bunker built beneath the East Wing of the White House during World War II.
January 01, 1942
high
historical
The PEOC is an established continuity-of-government facility associated with the White House.
The U.S. Coast Guard established a base on Coast Guard Island in 1926.
January 01, 1926
high
historical
The U.S. Coast Guard has maintained facilities on Coast Guard Island since the early 20th century.
Coast Guard Island is an artificial island that was formed in 1913.
January 01, 1913
high
historical
Coast Guard Island is a man-made island in Alameda, California.
Rare-earth mineral deposits exist outside China, but developing equivalent mining and especially processing infrastructure outside China typically requires multiple years of investment and capacity building.
high
descriptive
Time and investment required to build non-China rare-earth processing capacity
In Israel, household fortified safe rooms called mamad are built to withstand rocket fire.
high
descriptive
Mamads are reinforced safe rooms incorporated into homes to protect occupants from incoming rockets and artillery.
Many remote communities in western Alaska are not connected to the state's main road system and are accessible only by air or by water at certain times of year.
high
logistical
Access constraints for remote Alaskan communities that affect transport and evacuation options.
Winter weather in Alaska shortens the logistical window for transporting rebuilding supplies to remote coastal communities, often requiring sea or air transport.
high
operational
Seasonal constraints on delivering construction and relief materials to remote Alaskan communities.
Many remote Alaska Native villages are not connected to Alaska's main road system and are accessible primarily by air or by water.
high
static
Typical transportation access conditions for remote communities in Alaska.
Delivering construction materials to heavily damaged or remote communities in Alaska frequently requires air or sea transport, which creates logistical constraints and shortens the effective repair season before winter.
high
process
Logistical considerations for rebuilding and repairs in remote Arctic/Alaskan communities.
The U.S. Army Corps of Engineers manages and implements federal civil works and infrastructure projects that collectively involve funding on the scale of billions of dollars.
high
institutional
Describes the role and scale of the U.S. Army Corps of Engineers in federal infrastructure project management.
Carreker East is a residential hall at Oklahoma State University's campus in Stillwater, Oklahoma.
high
infrastructure
Campus housing facility at Oklahoma State University
Oklahoma State University has a Student Union building on its campus in Stillwater, Oklahoma.
high
infrastructure
Campus common facility at Oklahoma State University
Oklahoma State University maintains the Oklahoma State Library on its campus in Stillwater, Oklahoma.
high
infrastructure
Campus library facility at Oklahoma State University
National time services provide critical timing infrastructure for telecommunications, financial systems, and defense systems.
high
infrastructure
Time-distribution systems are relied upon for synchronized operations across multiple sectors.
Tampering with national timekeeping systems can disrupt communications, financial transactions, and satellite navigation services.
high
impact
Altering authoritative time signals can affect time-stamped operations and synchronized systems across sectors.
Rose Bowl Stadium has a seating capacity of more than 89,000, and SoFi Stadium's seating capacity is approximately 20,000 fewer seats than the Rose Bowl.
high
temporal
Relative seating capacities of the two stadiums.
The Federal Bureau of Investigation's headquarters is housed in the J. Edgar Hoover Building on Pennsylvania Avenue in Washington, D.C.
high
descriptive
Identifies the FBI's long-standing principal headquarters location.
Protective nets have been installed around the J. Edgar Hoover Building to protect pedestrians from falling debris.
high
descriptive
A permanent safety measure applied to the building's exterior.
The Charlotte Area Transit System (CATS) operates the Lynx Blue Line light rail in Charlotte, North Carolina.
high
infrastructure
Public transit operator and named light rail line in Charlotte.