2025-07-15T14:15:13.76Z45.0235-111.8181666666675.92manualconfirmedUSGS1.58ml1Origin/20250716141652.229189.434851Magnitude/20250716141652.229238.434852USGS31 km SSE of Virginia City, Montanaregion namembcatalogmb90102268contributorID