2026-07-27T20:17:18.83Z45.2295-112.31116666667-2manualconfirmedUSGS1.24ml1Origin/20260727212508.616242.226481Magnitude/20260727212508.6163.226482USGS19 km WSW of Alder, Montanaregion namembcatalogmb90203523contributorID