The strongest was a 3.4 magnitude quake that struck near San Bernardino, with more than 500 people feeling the quake.

A 3.6-magnitude earthquake shook the Southern California area — the third tremor to hit the area Monday, Feb. 10, the U.S. Geological Survey reported. The about 5-mile deep quake hit about 3 miles northeast from San Bernardino just before 10 p.m., according to the USGS.

SAN BERNARDINO, Calif. – A pair of earthquakes struck just minutes apart near San Bernardino, California, on Monday morning. The first earthquake, a magnitude 3.5, hit just before 9:45 a.m. local time, according to the U.S. Geological Survey. It had a depth of 4.6 miles.

Parts of Northern and Southern California have felt light shaking from earthquakes early this week. Here's how strong they were and which cities were closest to the epicenters.