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 ...

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.

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

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 ...

The U.S. Geological Survey released a new seismic hazard map which puts areas of the East Bay and San Jose at a higher risk for damage, CBS station KPIX reports. Tall buildings in areas of the East ...