2025-05-24T17:58:12.95Z40.3203333333333-124.6753333333339.89manualconfirmedUSGS2.55md1Origin/20250527083042.125679.10239Magnitude/20250527083042.125748.10240USGS33 km W of Petrolia, CAregion namenccatalognc75185946contributorID