2026-04-10T19:16:49.16Z46.7165-112.789666666674.95manualconfirmedUSGS1.22ml1Origin/20260413153812.043116.234398Magnitude/20260413153812.043184.234399USGS19 km NW of Avon, Montanaregion namembcatalogmb90131223contributorID