2021-03-20T13:26:27.43Z47.4176667-112.77233335.97manualconfirmedUSGS1.08ml1Origin/20210320145442.095855.6247911Magnitude/20210320145442.095906.6247912USGS29 km WSW of Augusta, Montanaregion namembcatalogmb80492369contributorID