2026-05-21T07:45:23.76Z35.309501647949-117.808502197277.4699997901917manualconfirmedUSGS1.3489638103579ml1Origin/20260521074755.783112.29742Magnitude/20260521074755.78317.29743USGS17 km WSW of Johannesburg, CAregion namecicatalogci41471472contributorID