2021-05-21T16:20:34.0000Z46.7173333-112.3534.28manualconfirmedUSGS0.79ml1Origin/20210521172602.702452.9554Magnitude/20210521172602.702501.9555USGS5 km SW of Marysville, Montanaregion namembcatalogmb80503084contributorID