2025-06-10T07:48:14.68Z46.1188333333333-111.96433333333311.04manualconfirmedUSGS1.22ml1Origin/20250610123539.694216.130099Magnitude/20250610123539.694268.130100USGS17 km S of Elkhorn, Montanaregion namembcatalogmb90095043contributorID