2026-01-24T06:44:19.72Z37.7733345031738-121.9501647949227.67000007629395manualconfirmedUSGS1.57md1Origin/20260124064701.379262.30586Magnitude/20260124064701.379309.30587USGS3 km ESE of San Ramon, CAregion namenccatalognc75300931contributorID