2025-05-28T09:39:59.51Z38.8368339538574-122.7900009155273.65000009536743manualconfirmedUSGS0.98md1Origin/20250528094139.68706.21451Magnitude/20250528094139.687113.21452USGS6 km WNW of Cobb, CAregion namenccatalognc75187561contributorID