2025-12-09T10:36:50.489Z50.625587.363410manualconfirmedUSGS4.4mb1Origin/20251209165544.020982.25620317Magnitude/20251209165544.0211.256203182025-12-09T10:57:44.41149Z2025-12-09T16:55:44.092601ZSouthwestern Siberia, Russiaregion nameOrigin/20251209165544.020982.25620317