Some content on this platform has been removed in accordance with the President’s executive orders and DHS priorities.
Explore Critical Infrastructure Data with HIFLD
HIFLD (Homeland Infrastructure Foundation-Level Data) is a comprehensive collection of national foundation-level geospatial data within the open public domain that can be useful to support community preparedness, resiliency, research, and more.
How Can I Use the HSDL?
Search for Resources
Search over 250,000 librarian-selected resources related to homeland security policy, strategy, and organizational management.
Set New Content Alerts
Save your search criteria and we will automatically email you a list of any matching resources added in the last week.
Ask a Librarian
The HSDL librarians are homeland security experts. Ask for their guidance on brief, factual, mission-related inquiries.
Presidential administration: Donald Trump The 2025 United States federal government shutdown began at 12:01 a.m. EDT on October 1, 2025, after Congress failed to pass appropriations legislation to fund the government for the fiscal year 2026. The stalemate was driven by partisan disagreements over federal spending levels, cuts to foreign…
More about the event
In the early hours of July 4, 2025, severe flooding from the Guadalupe River inundated Kerr County and surrounding areas after heavy rainfall. The floodwaters quickly brought widespread destruction—sweeping away homes, vehicles, and infrastructure. Roads remain closed, and facilities like Camp Mystic suffered major damage (CNN). On July 6, Governor…
More about the event
US Central Command targeted three of Iran’s nuclear sites—Fordow, Natanz, and Esfahan—with strikes aimed at dismantling or significantly impairing the country’s nuclear capabilities (DoD). “Operation Midnight Hammer” utilized B-2 stealth bombers to drop over a dozen “bunker-buster” bombs on the facilities. In addition to these strikes, Tomahawk missiles targeted Isfahan.…
More about the event
On January 8, 2025, President Biden declared a major disaster for the wildfires impacting Southern California, authorizing federal agencies to provide aid, funding, and resources for recovery efforts (CA.gov). As of Tuesday, January 14, 2025, approximately 88,000 Los Angeles County residents were under mandatory evacuation orders, while 84,000 others faced…
More about the event
