2026-04-14T03:32:45.8Z36.730834960938-121.425834655766.9200000762939manualconfirmedUSGS1.73md1Origin/20260414033444.200537.241530Magnitude/20260414033444.200598.241531USGS11 km SSW of Ridgemark, CAregion namenccatalognc75344017contributorID