2026-05-28T02:59:22.58Z38.81916809082-122.764335632321.3600000143051manualconfirmedUSGS0.78md1Origin/20260528030141.776849.98661Magnitude/20260528030141.776914.98662USGS4 km W of Cobb, CAregion namenccatalognc75370177contributorID