2025-09-10T23:21:58.29Z38.531665802002-122.6021652221686.6manualconfirmedUSGS1.71md1Origin/20250910232420.208689.516825Magnitude/20250910232420.208747.516826USGS6 km SSW of Calistoga, CAregion namenccatalognc75236137contributorID