Latest Earthquakes in Montana
Live map and archive of seismic activity in Montana, United States.
Montana, United States Activity Report
M1.5+Filtered Statistics
Filtered Statistics
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Live map and archive of seismic activity in Montana, United States.
Common Questions about Earthquakes in Montana
How often does Montana have earthquakes?
Earthquakes in Montana can range from tiny local tremors to stronger regional events. The filtered statistics section above helps you judge how often they occur across different time windows.
Have there been significant earthquakes in Montana recently?
Select significant to show recent earthquakes in Montana with a USGS significance score above 600.
What was the largest recent earthquake in Montana?
Look at the largest-event cards and sort the event list by magnitude to spot the strongest recent activity. For older events, use a custom date range to explore the archive.
How far back does the earthquake data go?
Our wider archive reaches back to 1900. To keep the page responsive, the visible event list is limited to the 2000 best matches for the current filters.
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.