The U.S. Geological Survey is using TerraGo Technologies' GeoPDF format to make its primary base series quadrangle maps available online. The USGS GeoPDF maps can be ...
Add Yahoo as a preferred source to see more of our stories on Google. Nearly 75% of the country is at risk for a potentially damaging earthquake in the next 100 years, according to a recently updated ...
Last week's magnitude-5.2 earthquake in southern Illinois is a reminder that earthquakes are a national hazard, says the U.S. Geological Survey, which earlier this week released an updated version of ...
Nearly all of California has a more than 95% chance of a damaging earthquake in the next century, a new United States Geological Survey map shows. The new USGS National Seismic Hazard Model released ...
In August, the United States Geological Survey (USGS) released its most extensive geological map to date. It's called The Cooperative National Geologic Map, and it provides an interactive look at the ...
The US Geological Survey added induced seismicity to its seismic-risk maps, the agency said Mar. 28, citing a sharp rise in earthquakes associated with wastewater disposal wells, especially in ...
No audio available for this content. The Alaska Geologic Map shows the generalized geology of the state, each color representing a different type or age of rock. (Image: USGS) A new digital geologic ...
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