Branch of earth sciences concerned with the study of earthquakes and man-induced seismic waves.
Maps of recent earthquake activity in California-Nevada [ More info] Near-real-time maps of location, ground motion, and shaking intensity of earthquakes in California and Nevada for the past hour, past day, and past week and links to other earthquake information.
National Earthquake Information Center [ More info] Information on world earthquake activity with links to facts and lists on large earthquakes, earthquake e-mail notification, hazards and preparedness, educational links, news and highlights and other seismic information.
PAGER--Rapid assessment of an earthquake's impact [ More info] An automated system for rapidly estimating the shaking distribution, number of people and settlements exposed to severe shaking, and range of possible fatalities and economic losses. A color-coded alert suggests levels of appropriate response.
Progress toward a safer future since the 1989 Loma Prieta earthquake [ More info] Summarizes what we have learned since this serious earthquake and how we have improved our preparedness for events such as this.
Recent earthquakes in Hawaii [ More info] Interactive maps of earthquakes of last 2 hours, last 2 days, and last 2 weeks in Hawaii.
Severity of an earthquake [ More info] Description of intensity and magnitude as indicators of the size of an earthquake and the levels of severity measured on the Richter Magnitude Scale and the Modified Mercalli Intensity Scale.
St. Louis Area Earthquake Hazards Mapping Project [ More info] Overview of USGS research focused on earthquake hazards of this specific area.
The 1964 Great Alaska Earthquake and tsunamis--a modern perspective and enduring legacies [ More info] Summarizes what we learned about this historic earthquake and how our ability to monitor and respond to events of this type have changed, including our awareness of tsunami effects.
The great 1906 earthquake, 100 years later [ More info] 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.
The Hayward fault - Is it due for a repeat of the powerful 1868 earthquake? [ More info] Preparing for earthquakes along this important fault requires studying the history of its movement and its geology, as well as understanding how society has built the area around it.
Alphabetical Index of Topics
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