Dozens of small earthquakes have shaken the San Francisco Bay Area over the last month, rattling nerves and raising fears that more seismic events may be on the horizon.

A minor, 3.7-magnitude earthquake struck in the San Francisco Bay Area on Monday, according to the United States Geological Survey.

According to the USGS DYFI report, light to moderate shaking was detected and residents in cities including Berkeley, Oakland, Fremont, Walnut Creek and Moraga reported experiencing the tremor.