2026-08-25T23:11:48.88Z40.320667266846-124.267997741733.060001373291manualconfirmedUSGS1.74md1Origin/20260825231409.18425.10368Magnitude/20260825231409.184313.10369USGS2 km ESE of Petrolia, CAregion namenccatalognc75425137contributorID