Seismic Zone

Seismic Zone Map of the United States

Seismic Zone Map

Seismic data is subject to change.  Maps and lists show events which have been located by the USGS and contributing agencies.  They should not be considered to be constant as new seismic event data is received and calculated numbers are revised periodically.  For the most up to date and accurate seismic information visit: https://hazards.atcouncil.org/

Need help with custom racking solutions?
We are the Engineering Experts!