USGS Blames Fracking for Oklahoma Earthquakes

USGS: In California, there's a 6% chance earthquakes are foreshocks

For the first time, government scientists are including man-made quakes on its earthquake hazard map

Lesson 3a: The National Map Viewer Interface and Data Content | U.S. Geological Survey

Lesson 3d: Using The Draw Tool In The National Map Viewer | U.S. Geological Survey

Are you at risk? New USGS map shows where ‘damaging’ earthquakes are most likely to occur in the next century

Volcanoes