2026-09-19T16:23:17.86Z38.837501525879-122.804000854492.1199998855590998manualconfirmedUSGS0.7md1Origin/20260919162508.001934.101575Magnitude/20260919162508.001995.101576USGS7 km WNW of Cobb, CAregion namenccatalognc75438432contributorID