2026-02-07T17:33:19.38Z38.6828346252441-122.88016510009826.1599998474121manualconfirmedUSGS2.07md1Origin/20260207173503.794133.85283Magnitude/20260207173503.794199.85284USGS8 km N of Healdsburg, CAregion namenccatalognc75310187contributorID