Twin earthquakes shocked California today, just four miles from San Bernardino, registering at about 3.5 on the Richter scale, as X quickly lit up with posts that said the quake felt like 'jolts that rattled nerves and frightened pets.

The U.S. Geological Survey reported two earthquakes with preliminary magnitudes of 3.5 and 3.0 ​hit near the San Bernardino area Monday morning.

A magnitude 3.0 earthquake shook the San Bernardino area Monday morning, according to the U.S. Geological Survey.

The U.S. Geological Survey reported an earthquake with a preliminary magnitude of 3.0 ​hit the San Bernardino area Monday morning.