Latest Earthquakes near Upper Alton
Live map and archive of seismic activity in and around Upper Alton, Illinois.
Upper Alton Activity Report
M1.5+Largest Measured Events
Filtered Statistics
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Common Questions about Earthquakes near Upper Alton
Is Upper Alton in an earthquake zone?
Upper Alton and the surrounding Illinois region may experience seismic activity. Use the map above to view potential fault lines or recent tremors near Upper Alton.
When was the last earthquake in Upper Alton?
Check the "Filtered Statistics" section above for the latest real-time data. You can filter by "Past 24 Hours" or "Past 7 Days" to see if any earthquakes have occurred near Upper Alton recently.
What is the largest earthquake recorded near Upper Alton?
Our historical data archive allows you to search through past events. Select "Custom Range" from the date filter to look back at significant earthquakes in the Upper Alton area.
How far back does the earthquake data go?
Our extensive database includes earthquake records dating back to 1900. To maintain optimal performance, the list display is capped at the 2000 most recent or significant events matching your search criteria.
This page is automatically generated with data from USGS, is not quality controlled and may not update in a timely manner. You accept all risks and responsibility for losses, damages, costs and other consequences resulting directly or indirectly from using this site and any information or material available from it.