Source: SFGate
“The United States Geological Survey reports a preliminary magnitude 3.0 earthquake struck near San Francisco Zoo, CA on Saturday. The quake hit at 4:39 p.m. at a depth of 6.96 kilometers. This was followed by a preliminary magnitude 2.7 earthquake in the same area. That quake hit at 4:41 p.m. at a depth of 6.87 kilometers. There was no initial word on damage or injury resulting from the quake. More information on this earthquake is available on the USGS event page.” (04/26/26)
https://www.sfgate.com/local/article/earthquakes-san-francisco-zoo-22226225.php