2025-12-20T11:06:54.93Z35.3413333333333-117.7946666666676.27manualconfirmedUSGS1.3ml1Origin/20251220111117.505145.7043Magnitude/20251220111117.505191.7044USGS15 km WSW of Johannesburg, CAregion namecicatalogci41143663contributorID