2026-03-30T08:20:52.71Z37.754165649414-121.943000793468.0900001525879manualconfirmedUSGS1.62md1Origin/20260330082311.122466.60375Magnitude/20260330082311.122527.60376USGS4 km SE of San Ramon, CAregion namenccatalognc75335402contributorID