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Hazards
Potential dangers from both natural processes (e.g., earthquakes, floods, and climate change) and human impacts on the environment.
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Earthquake hazards (27 items)
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Results 1 - 101 of 101 listed by similarity [list alphabetically]
Natural Hazards Gateway [New Window]
News and related information about the importance of seven major types of natural hazards in the United States: earthquakes, floods, wildfires, hurricanes, landslides, volcanoes, and tsunamis.
Natural Hazards - Earthquakes [New Window]
News and related information focusing on the importance of earthquake hazards in the United States.
Natural Hazards - Floods [New Window]
News and related information focusing on the hazards associated with floods in the United States.
Natural Hazards - Wildfires [New Window]
News and related information focusing on the importance of wildfire hazards in the United States.
Natural Hazards - Volcanoes [New Window]
News and related information focusing on the hazards associated with volcanoes in the United States.
Natural Hazards - Tsunamis [New Window]
News and related information focusing on the importance of tsunami hazards in the United States.
Natural Hazards - Landslides [New Window]
News and related information focusing on the importance of landslide hazards in the United States.
Natural hazards: Hurricanes [New Window]
News and related information focusing on the hazards associated with hurricanes in the United States.
Earthquake Hazards Program [New Window]
Information on earthquake activity, earthquake science, and earthquake hazard reduction with links to news reports, products and services, educational resources for teachers, glossary, and current U.S. earthquake activity map.
Volcano Hazards Program [New Window]
Homepage for USGS Volcano Hazards Program with feature stories, and links to worldwide volcano updates, volcanic hazards, reducing volcanic risk, USGS international programs, and resources such as educator's page, videos, and online reports.
Hazards, disasters, and the National Map [New Window]
Fact sheet describing the value of The National Map designed as a network of digital databases that will provide a consistent national geographic data framework in responding to natural hazards and human-induced disasters.
Coastal change hazards digital library [New Window]
Online catalog of reports and data on coastal change hazards, indexed by author, agency, project, location, feature type, and topic
Earthquake Hazards 101 [New Window]
Provides links to explanatory materials for the layperson, including information on concepts behind earthquake maps, the use of probability, what the maps mean, how they are made, and answers to frequently asked questions.
Earthquake Hazards 201 - Technical Information [New Window]
Provides detailed technical information on earthquake hazards in the form of frequently asked questions. Desisigned for the technical audience, including building and safety planners.
Earthquake Hazards Program - Northern California [New Window]
Home page for Northern California Earthquake Hazards Program with links to earthquake news, real-time earthquake and shaking maps, earthquake probabilities, latest earthquake information, hazards and preparedness, research and special features.
Earthquake Hazards Program external research support [New Window]
Abstracts, program announcements and descriptions of projects funded by the external research program.
Earthquake hazard maps [New Window]
National seismic hazards maps, global seismic hazards map, predictive intensity maps, shaking hazards maps and probabilities for California, and a variety of fact sheets on earthquakes.
Executive summary, workshop: seismic and tsunami hazard in Puerto Rico and the Virgin Islands [New Window]
Summary of workshop with links to reports that are recommendations for future projects.
Geologic hazards team office [New Window]
An organizational unit within USGS that studies earthquakes, landslides, and geomagnetism. Contact information and descriptions of current research projects.
Geologic hazards: landslide images [New Window]
Photographs of examples of landslides viewable online as 100-200kb or 800 x 600kb images.
Glaciers and glaciations - ice sheets, glacial lakes, tuyas - jökulhlaups and glacial hazards [New Window]
Links to background information on glaciers, glacier hazards, ice sheets and glaciations, glacial lakes, specific glaciers, terminology, bibliographies, and related useful links.
Landslide Hazards Program [New Window]
Research program designed to improve understanding of the causes of ground failure so that the hazards associated with landslides can be mitigated or avoided.
Landslide hazards: Frequently Asked Questions [New Window]
Answers to common questions about landslides and the hazards they pose.
Natural Hazards - Wildfires [New Window]
Overview of fire-related hazards for the fire management community and fire effects on the landscape with links to capabilities and programs, directory, and link to other agencies involved in wildfire research and management.
Potential hazards from future volcanic eruptions in the Long Valley -- Mono Lake Area, California [New Window]
An introduction to the volcano hazards in the Long Valley area based on the past geologic history of the Long Valley Caldera and the Mono-Inyo Craters volcanic chain.
Types and effects of volcano hazards [New Window]
Describes the 6 main types of hazardous activities and processes associated with volcanoes, including tephra, lava flows, pyroclastic flows, lahars (volcanic mudflows), landslides, and volcanic gas.
Volcano Hazards Program, Long Valley Observatory [New Window]
Overview of the Long Valley Caldera with links to monitoring data including earthquakes and deformations, long-term outlook, volcano hazards in the area, USGS response plan, image gallery, monitoring and topical studies, publications and references.
Volcano and hydrologic hazards, features, and terminology [New Window]
Links to explanations of volcanic hazards and features and to a glossary of volcano terminology.
Volcano hazard zones in the Long Valley - Mono Lake Area, California [New Window]
Describes the volcano-hazard zones for the Long Valley and Mono-Inyo Craters volcanic chain identified by scientists of the U.S. Geological Survey.
Water resources of Washington State - Flood hazards [New Window]
Description of the Flood Hazards study project by Water Resources Program in Tacoma, Washington with links to other flood hazard projects.
Development of a global slope dataset for estimation of landslide occurrence resulting from earthquakes [New Window]
Technical description of methods used to generate global slope data from SRTM topography data
Earthquake "Top 10" Lists & Maps [New Window]
Lists of largest earthquakes in the world and in the United States, earthquake facts and statistics, deaths from earthquakes, earthquakes by magnitude, and significant earthquakes.
Earthquake glossary [New Window]
Dictionary of terms associated with earthquakes with simple definitions and photographs especially suited for students.
Earthquakes and tsunamis in Puerto Rico and the U.S. Virgin Islands [New Window]
Fact sheet on hazards from earthquakes and tsunamis in Puerto Rico and the U.S. Virgin Islands to be downloaded as a PDF file or viewed as an Adobe Acrobat Reader file.
Earthquakes for kids [New Window]
Links to various earthquake projects, facts, science fair ideas, earthquake science, becoming an earthquake scientist, image glossary, earthquake facts, and puzzles and games for children.
Earthshots, satellite images of environmental change [New Window]
Satellite images of geographic areas of interest, cities, deserts, glaciers, geologic features, disaster areas, water bodies, and wildlife linked with articles, maps, and other images such as AVHRR, photographs, and special project images.
Geologic history of Long Valley Caldera and the Mono-Inyo Craters volcanic chain, California [New Window]
Summarizes the geologic and volcanic activity of the Long Valley Caldera and Mono-Inyo Craters volcanic chain in east central California.
Latest earthquakes in the USA - Past 7 days [New Window]
Real-time earthquake maps of the conterminous U.S., Alaska, Hawaii, and Puerto Rico displaying magnitude and location of earthquake activity in the past hour, past day, and past week.
Latest worldwide earthquakes [New Window]
Near real-time list of earthquakes recently occurring anywhere in the world.
The great 1906 earthquake, 100 years later [New Window]
Annotated list of resources about the great earthquake of 1906, which caused significant devastation in and around San Francisco, California, compiled for the 100th anniversary of the disaster.
Three-dimensional geologic maps and visualization [New Window]
Techniques of computer-based representations of areal geology to construct three-dimensional geologic maps that retain all the information of traditional geologic maps while providing a more detailed picture of the subsurface.
Tsunamis & earthquakes [New Window]
Homepage for tsunami research with links to information and images on basics, tsunamis in the Pacific Northwest, the 1998 Papua New Guinea tsunami, research on specific tsunamis, and animations in various formats.
Water resources of Virginia - floods [New Window]
Brief description of project for the Federal Emergency Management Agency to prepare and modify Flood Insurance Rate Maps based on flood frequency analysis, ground surveys, and flood profiles in Virginia.
PDF A volcano rekindled; the renewed eruption of Mount St. Helens, 2004-2006 [New Window]
Access USGS - San Francisco Bay and Delta [New Window]
Main page for accessing links for information and data on the San Francisco Bay estuary and its watershed with links to highlights, water, biology, wetlands, hazards, digital maps, geologic mapping, winds, bathymetry and overview of the Bay.
Advanced National Seismic System (seismic network) [New Window]
A program of studies with instruments to provide accurate and timely data and information on seismic events, including their effects on buildings and structures, employing modern monitoring methods and technologies.
Advanced National Seismic System: Products and services [New Window]
Maps, data, and services provided to help people understand earthquakes that have occurred.
Alaska Volcano Observatory [New Window]
Homepage for Alaska Volcano Observatory (AVO) with offices in Anchorage and Fairbanks monitors and studies Alaska's hazardous volcanoes. Links to featured news, updates, publications and products, and a volcano atlas for Alaska.
America's volcanic past - volcanic highlights and features [New Window]
Links to volcanism, volcanic history, volcanic rocks, and general geology by state, by region, national parks and national monuments and a brief introduction to volcanism around the U.S. entitled: Windows into the past.
Carbon dioxide and helium discharge from Mammoth Mountain, Long Valley caldera, California [New Window]
An explanation of toxic carbon dioxide emissions at Mammoth Mountain in Long Valley caldera, and a description of magmatic helium discharge at the Mammoth Mountain fumarole with photos, maps, and links to other studies.
Cascades Volcano Observatory [New Window]
Portal to information provided by the Cascades Volcano Observatory in Vancouver, WA with links to reports and activity in the Cascade Range and other volcanoes and multiple links to general information on volcanology, reports, research, and maps.
Cascades Volcano Observatory - Learn about volcanoes [New Window]
Educational volcano site providing answers to frequently asked volcano questions with links to other general information on volcanoes and to information on specific volcanoes including the Cascade Range volcanoes.
Cascades Volcano Observatory educational outreach: Available videos [New Window]
Description of videos on Mount St. Helens, Mount Rainier, and Mt. Hood, with information on obtaining copies.
Costly landslide events in the United States: map layer description file [New Window]
GIS data set from the USGS National Landslides Hazards Program showing major landslide events in the United States and Puerto Rico with metadata. Map layer can be downloaded in shapefile format or SDTS format.
Danger to aircraft from volcanic eruption clouds [New Window]
Explanation of problems encountered by aircraft due to volcanic emissions.
Eruption warning and real-time notifications [New Window]
Describes strategy of volcano warnings and the real-time detection of a sudden eruption or lahar and immediate notification of the activity to the public and local, state, and federal emergency-management officials.
Eruptions from the Inyo chain about 600 years ago: sequence of events and effects in the Long Valley Area [New Window]
Describes the volcanic activity that occurred along the southern part of the Mono-Inyo Craters volcanic chain in California about 600 years ago.
Eruptions of Mount St. Helens: past, present, future [New Window]
Online booklet on the 1980 eruption of Mount St. Helens, past history, and future hazards.
Fire ecology research [New Window]
Study of wildland fire history and fire ecology such as plants in the Sierra Nevada forests, California shrublands, the Mojave, and Sonoran deserts to develop management techniques that will reduce hazards.
Flood frequency [New Window]
Links to Office of Surface Water memos, reference publications, training guides, and software for computing flood frequency.
Geographic Analysis and Monitoring Program [New Window]
Geographic Analysis and Monitoring Program (GAM) conducts studies about land surface change, environmental and human health, fire and urban ecology, and natural hazards to help decision-makers in land-use planning and land management.
Geographic Analysis and Monitoring Program current studies [New Window]
Links to current Geographic Analysis and Monitoring (GAM)studies.
Geology [New Window]
Homepage about the Geology Discipline with links to what's new, publications, real-time hazards information, partnerships, fellowship program, and major science programs.
Geospatial Multi-Agency Coordination (GeoMAC) wildland fire support [New Window]
Description of the Geospatial Multi-Agency Coordination (GeoMAC) project, online maps of current wildland fire locations using Netscape Communicator or Microsoft Internet Explorer, and user guide on how to use mapping application.
Hawaiian Volcano Observatory [New Window]
Hawaiian Volcano Observatory's latest news with links to information on Kilauea, Mauna Loa, and other volcanoes, earthquakes, volcanic hazards, photo archive, and general information about the center.
Hurricane Katrina disaster: general information and USGS response [New Window]
Observations and effects of hurricane Katrina, with information about USGS monitoring and studies related to the area affected.
Hurricane and extreme storm impact studies: hurricanes, El-Niño, & northeasters [New Window]
Description of three types of severe coastal storm impacts: hurricane impacts on the southeast U.S., extra-tropical storm impacts on the U.S. west coast during El-Nino winters, and 'northeaster' impacts on the U.S. east coast.
Interagency Grizzly Bear Study Team (IGBST) [New Window]
Description of research program for immediate and long-term management of grizzly bears (Ursus arctos horribilis) inhabiting the Greater Yellowstone Ecosystem. Includes links to reports in PDF format and cooperating organizations.
Kilauea - eruption update and image archive [New Window]
Current Kilauea eruption activity, updated daily with recent photos, maps, and deformation information and links to video for broadband users, photo glossary, and image archive.
Kilauea - perhaps the world's most active volcano [New Window]
Current activity, hazards, and history of eruptions of Kilauea Volcano.
Landslide events [New Window]
Current, regularly updated reports of landslides nationwide
Landslide types and processes [New Window]
An introductory primer giving basic scientific facts about landslides--the types of landslides, how they are initiated, and how they can begin to be managed as a hazard.
Landslides learning & education [New Window]
A wide variety of explanatory and educational resources about landslides and their relationship with earthquakes and storms, and preparedness. Includes glossary and photos.
Landslides research [New Window]
Description of research projects in progress to make accurate landslide hazard maps and forecasts of landslide occurrences.
Large floods in the United States: where they happen and why [New Window]
Discussion of large floods and occurrence in relationship to regional climatology, topography, and basin size.
Mass Wasting Following the 2002 Missionary Ridge Fire near Durango, Colorado, a Field Trip Guidebook [New Window]
Guidebook with photos, maps, and diagrams explaining how forest fires have affected the likelihood of mass wasting, with discussions of steps taken to minimize future impacts.
Mauna Loa current activity [New Window]
Current activity of Mauna Loa Volcano with news, GPS data, electronic tiltmeter data, and current seismicity plus links to long term monitoring.
Mauna Loa, Earth's largest volcano [New Window]
Current activity, hazards, and history of eruptions of Mauna Loa.
Monitoring data of the Long Valley caldera and Mono-Inyo Craters volcanic chain, California [New Window]
Describes the monitoring effort and provides real-time data of the current restless activity of the caldera, including earthquakes, ground deformation, and release of volcanic gas and plus link to volcano monitoring techniques.
Most recent updates for U.S. volcanoes [New Window]
Short descriptions of recent volcanic activity in the US.
National Landslide Information Center [New Window]
National Landslide Information Center links to general information, teacher/student information, recent landslide events, state and local information, current projects, fire-related landslides, and images and publications on landslides.
Nationalatlas.gov - National Atlas of the United States [New Window]
Portal to general information on the National Atlas of the United States with access for producing specialized maps and links to thematic maps including interactive maps, multimedia maps, map layers data warehouse, wall maps, and printable maps.
Our dynamic desert landscape [New Window]
Overview of studies of fragile and active landscape of the American Southwest deserts, including projects on geologic mapping, surface processes, remote sensing research, ecological processes, and earthquake hazard applications.
Photo gallery of the Long Valley area, California [New Window]
Selection of photographic images of the Long Valley area that illustrate the consequences of the past geologic history of the Sierra Nevada, Long Valley Caldera, the Mono-Inyo Craters volcanic chain, glaciation, and faulting.
Photo glossary of volcano terms [New Window]
Illustrates and describes commonly used volcano-related terms.
Pollution and waste disposal [New Window]
Lists priority survey areas and objectives of these programs.
Post-fire burn assessment by remote sensing on Federal lands [New Window]
Remote sensing and field sampling techniques to support national assessment of burned areas
Preparing for volcanic emergencies [New Window]
Describes activities of USGS scientists to increase public awareness of volcano hazards with links to publication and videos for public information on understanding and preparing for volcanic hazards.
Puget lowland paleoseismology [New Window]
Homepage for a paleoseismic field study of the geologic record of prehistoric earthquakes in the Puget Lowland region to evaluate seismic hazards with links to an atlas and reports on historic earthquakes in the Washington and Oregon area.
Selected volcano information [New Window]
Selected books, maps, videos, and other materials produced by the USGS Volcano Hazards Program. Many products highlighted here are intended for general audiences.
Sinkholes [New Window]
Explains sinkhole formation and distribution, with special emphasis on their occurrence in Missouri
The Marine Realms Information Bank family of digital libraries: Access to free online information for coastal and marine science [New Window]
An introduction to three related USGS digital libraries: the general-purpose Marine Realms Information Bank (MRIB); the regionally focused Monterey Bay Science (MBS) Digital Library; and the topically focused Coastal Change Hazards (CCH) Digital Library.
PDF The landslide handbook -- A guide to understanding landslides [New Window]
Basic information for homeowners, communities, emergency managers, and decisionmakers. Includes sections on landslide types, evaluation tools, and mitigation techniques.
USGS fact sheets [New Window]
Access and listing of popular USGS publications listed by themes: resources, hazards, environment, information management, and states, and also by scientific discipline.
USGS news and information on El Nino [New Window]
Information sources on El Nino effects such as landslides, coastal hazards, floods. Includes links to maps and images.
Volcano monitoring at Yellowstone National Park [New Window]
Describes volcano monitoring at Yellowstone National Park including an update of recent volcanic activity, real-time data, and link to volcano monitoring techniques information.
Volcanoes [New Window]
This booklet presents a generalized summary of the nature, workings, publications, and hazards of the common types of volcanoes around the world, along with a brief introduction to the techniques of volcano monitoring and research.
Volcanoes of the United States [New Window]
Booklet detailing plate tectonics, eruptions, hazards, and monitoring of U.S. volcanoes with black and white photos.
Wildland fire managers site [New Window]
Site with GIS maps of western wildfire areas with some access limited to wildland fire managers.
Wildland fire research [New Window]
Thematic descriptions of research to meet the varied needs of the fire management community and to understand the role of fire in the landscape including fire management support, studies of postfire effects, and fire history and ecology.
Yellowstone Volcano Observatory (YVO) [New Window]
Homepage of the Yellowstone Volcano Observatory with links to information about the observatory at Yellowstone National Park, volcanic history, photo gallery, monitoring data, publications and products, and Frequently Asked Questions (FAQs).


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