Future Sources of Ground Motion Measurements.ShakeAlert Phase 1: Version 2.0 Went Live in October 2018.What if the ShakeAlert System Had Been Operating During the M6.7 1994 Northridge Earthquake?.ShakeAlert Technical Partner Resource Center.Featured Resources from ShakeAlert and its Partners.Southern California ShakeAlert Education Symposium.Northern California ShakeAlert Education Symposium.Washington ShakeAlert Education Symposium.Education, Outreach, & Technical Resources.