2026-07-25T11:31:41.76Z38.507331848145-122.434669494636.1700000762939manualconfirmedUSGS2.46md1Origin/20260725113348.521097.205909Magnitude/20260725113348.521156.205910USGS3 km E of St. Helena, CAregion namenccatalognc75405477contributorID