2026-07-29T06:56:28.94Z38.773498535156-122.743667602542.3900001049042manualconfirmedUSGS1.47md1Origin/20260729065855.69385.239689Magnitude/20260729065855.693909.239690USGS1 km ESE of The Geysers, CAregion namenccatalognc75407752contributorID