Nearly 75% of the country is at risk for a potentially damaging earthquake in the next 100 years, according to a recently updated map from the U.S. Geological Survey. The map is the first to include ...

Nearly all of California has a more than 95% chance of a damaging earthquake in the next century, according to a new United States Geological Survey map. The new USGS National Seismic Hazard Model ...

Ever wanted to know more about the ground beneath your feet? Well, thanks to a new geologic map of the lower 48 states of the USA, now you can – and in more detail than ever before. Geologic maps are ...

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 ...

Pyrrhotite, the mineral that causes foundations to crumble is a common geohazard in Connecticut. Now the U.S. Geological ...

In keeping with rapid demand, the USGS has posted new US Topo quadrangles covering Colorado (1,794 maps) and Minnesota (1,689). These new quads replace the first edition US Topo maps for those states.

Two strong earthquakes shook southern Japan Wednesday, the United States Geological Survey (USGS) map shows. The quakes were both measured at a 4.9 magnitude and were 106 km, about 65 miles, and 104 ...