3 earthquakes strike near Oakland Zoo

3.2 magnitude earthquake strikes near Oakland Zoo. 

A series of three earthquakes jolted the Bay Area Saturday morning. 

According to the US Geological Survey, the first 3.0 magnitude quake hit at 9:24 a.m. The epicenter was near the Oakland Zoo in Knowland Park. 

The following two earthquakes both measured at 3.2 magnitude each. They hit back-to-back just past 9:40 a.m.

No damage or injuries have been reported. 

SEE ALSO: California earthquake alerts: how to get notified before a quake

In Southern California, Riverside County residents got a jolt, too. 

 A preliminary 4.2-magnitude earthquake was reported Friday evening near northwest of Palomar Observatory.