2026-04-30T21:14:27.48Z40.339168548584-124.862663269043.9500000476837manualconfirmedUSGS2.7md1Origin/20260430211648.25652.41691Magnitude/20260430211648.256582.41692USGS49 km W of Petrolia, CAregion namenccatalognc75354547contributorID