2022-01-31T01:05:44.93Z47.7366667-113.76166678.62manualconfirmedUSGS-0.46md1Origin/20220201004359.511415.850452Magnitude/20220201004359.51147.850453USGS22 km SSE of Swan Lake, Montanaregion namembcatalogmb80537309contributorID