It’s a link up that could lead to a more improved earthquake early warning system for the entire west coast. On Monday, seismic sensors at the Pacific Northwest Seismic Network (PNSN) linked up with a network of sensors in California to form a unified Shake Alert system “The milestone that we are passing is an important one,” said Doug Given, Earthquake

Early Warning Coordinator for the U.S. Geological Survey. For years, seismologists with the PNSN have been working on a version of the Shake Alert system while fellow seismologists were doing the same in California. After some horse trading, the seismologists tweak their systems to use the same technology to merge the two systems together. READ MORE