2026-05-04T06:04:33.96Z38.796666666667-122.776166666673.35manualconfirmedUSGS0.23md1Origin/20260504091221.852364.74187Magnitude/20260504091221.852428.74188USGS3 km NW of The Geysers, CAregion namenccatalognc75356537contributorID