2026-02-05T01:06:38.02Z37.7589988708496-121.93066406252.98000001907349manualconfirmedUSGS1.54md1Origin/20260205010853.32098.60243Magnitude/20260205010853.321044.60244USGS5 km ESE of San Ramon, CAregion namenccatalognc75308607contributorID