2026-05-12T14:52:58.67Z40.345500946045-124.7760009765617.989999771118manualconfirmedUSGS2.99md1Origin/20260512145450.012167.2411Magnitude/20260512145450.012227.2412USGS42 km W of Petrolia, CAregion namenccatalognc75359406contributorID