2026-01-23T09:19:59.84Z35.3541666666667-117.8108333333337.31manualconfirmedUSGS1.63ml1Origin/20260123092439.290222.20666Magnitude/20260123092439.290268.20667USGS16 km W of Johannesburg, CAregion namecicatalogci41169335contributorID