a swarm of earthquakes rattled Ontario California sending Tremors across Southern California this Saturday morning the first Quake a 3.5 magnitude struck at 10:05 a.m. just southeast of Ontario but it didn't stop there almost 30 minutes later a 3.9 magnitude Quake hit shaking the cities of Fontana Riverside and even reaching as far as Los Angeles eyewitnesses reported light shaking that Disturbed windows and rocked Vehicles luckily there have been no reports of significant damage but with seismologists monitoring this swarm closely one has to ask are we in for more surprises stay alert and stay safe