Unified Interior Regions

Earthquakes are one of the most costly natural hazards facing the nation, posing risk to 75 million people in 39 states. In an effort to save lives and property, the U.S. Geological Survey (USGS) and its partners are building the Advanced National Seismic System to deliver rapid, robust earthquake information to all U.S. cities with significant seismic risk.

Despite recent rain, water levels in streams throughout the Mid-Atlantic and surrounding regions remain near record lows for this time of year, according to hydrologists at the U.S. Geological Survey (USGS). 

Despite recent rain, water levels in streams throughout the Mid-Atlantic and surrounding regions remain near record lows for this time of year, according to hydrologists at the U.S. Geological Survey (USGS).

Flooding is the most frequent natural disaster, costing about $6 billion in losses annually and threatening lives and property in every state. The U.S. Geological Survey (USGS) operates a nationwide streamgage network that is critical to saving lives and mitigating flood damage.

Flooding is the most frequent natural disaster, costing about $6 billion in losses annually and threatening lives and property in every state. The U.S. Geological Survey (USGS) operates a nationwide streamgage network that is critical to saving lives and mitigating flood damage.

Experts agree that the dangerous form of avian influenza currently found in Asia and Eastern Europe could reach North America in the next few years.

Experts agree that the dangerous form of avian influenza currently found in Asia and Eastern Europe could reach North America in the next few years. When it does arrive, the disease could have significant economic, social, and ecological impacts.

 A congressional briefing to discuss findings of recent studies by the USGS and the City of Austin that identified sealcoating – the black, shiny surface often applied to asphalt pavement – as a significant and previously unrecognized source of extremely elevated concentrations of polycyclic aromatic hydrocarbons (PAHs) in streams.

 A congressional briefing to discuss findings of recent studies by the USGS and the City of Austin that identified sealcoating – the black, shiny surface often applied to asphalt pavement – as a significant and previously unrecognized source of extremely elevated concentrations of polycyclic aromatic hydrocarbons (PAHs) in streams.

Reston, VA – Today, more than half of the United States population lives within 50 miles of the coast, and this trend is increasing. Many of these areas will be in the direct path of future hurricanes. Learn how science can be used to build more resilient communities and help restore the devastation recently caused by Hurricanes Katrina and Rita.

The United States Geological Survey (USGS), U.S. Fish and Wildlife Service (USFWS), National Park Service (NPS) and the Bureau of Land Management (BLM) signed a historic agreement with the International Association of Fish and Wildlife Agencies (IAFWA) to expand, combine and strengthen resources on common science and research issues.