Question

what are seismic zones.Give some examples​

Answer 1

seismic zone is an area of seismicity potentially sharing a common cause.

EXAMPLE -------

Charlevoix Seismic Zone

Answer 2

A seismic zone could be one of three things:

A region on a map in which a common level of seismic design is required. This concept is obsolete.

An area of seismicity probably sharing a common cause. Example: "The New Madrid Seismic Zone."

A region on a map for which a common areal rate of seismicity is assumed for the purpose of calculating probabilistic ground motions.