What if you could get a notice of earthquake shaking before itâs felt at your location? The technology exists, is already in place along most of the West Coast and operational for key infrastructure systems such as automatic water valve shutoffs and starting back-up generators. ShakeAlert®, an earthquake early warning system powered by the U.S. Geological Survey, uses science and technology to detect significant earthquakes quickly so alerts can reach people before shaking arrives. These seconds of advance warning allow people and systems to take actions to protect life and property f...