2026-02-26T22:20:33.34Z37.4116668701172-118.73183441162112.0100002288818manualconfirmedUSGS1.95md1Origin/20260226222233.291276.72286Magnitude/20260226222233.291336.72287USGS12 km W of Round Valley, CAregion namenccatalognc75319417contributorID