2026-05-15T05:09:20.87Z38.822166442871-122.764167785652.210000038147manualconfirmedUSGS2.82md1Origin/20260515051134.604802.30539Magnitude/20260515051134.604864.30540USGS4 km W of Cobb, CAregion namenccatalognc75360696contributorID