2026-02-15T09:50:24.18Z40.3356666564941-124.948501586914-0.479999989271164manualconfirmedUSGS2.81md1Origin/20260215095538.474562.28959Magnitude/20260215095538.474622.28960USGS56 km W of Petrolia, CAregion namenccatalognc75314192contributorID