In a brief message, the US Geological Survey said it was monitoring the temblor in the San Luis Obispo area with the USGS National Earthquake Information Center and that the “earthquakes magnitude is expected to increase to a magnitude of 7.0.”
The National Weather Service in Sacramento said it could see the strongest earthquake since November 2008, which was a 4.7 quake that struck on the night of March 6.
The San Luis quake is considered a magnitude 3.5 earthquake and the Sacramento quake a 4, which means the area is at risk of a major earthquake.
The quake has caused a lot of damage and is expected in the area.
There is also a minor tremor in the eastern San Luis region.