The most recent was recorded at 2:42 a.m. around 9 miles north of the city.
That earthquake followed two consecutive earthquakes recorded shortly after 1 a.m. in roughly the same area, a magnitude 2.7 followed less than a minute later by a magnitude 2.1.
At 1:27 a.m., a magnitude 1.3 earthquake was recorded there as well.
On Tuesday morning, another magnitude 2.3 earthquake was recorded at 6:39 a.m. eight miles north of Morgan Hill.