following excerpts from ABAG's 1995 "On Shaky Ground" report and 1998
"On Shaky Ground - Supplement" have been updated to reflect the 2003 version
of the maps on this web site.
Are Shaking Hazard Maps Important?
Bay Area Is Earthquake Country
- A Call
- How Big
Is BIG? - Measuring Earthquake Size or MAGNITUDE
Strong Is STRONG? - Measuring Shaking Strength or INTENSITY
- View Modified
Mercalli INTENSITY Scale
Does Ground Shaking Intensity REALLY Mean ?
Did We Choose Which Faults to Use as Earthquake Sources?
of Bay Area Faults Large Adobe Acrobat PDF
Distance and Directivity Affect Shaking Intensity Has Animated Graphics!
Geologic Materials Affect Shaking Intensity
is the Role of Fault Segment Boundaries in Bay Area Earthquake Hazards?
is the Role of Thrust Faulting in Bay Area Earthquake Hazards?
Are ABAG's Shaking Intensity Maps Being Used or Not Used?
ABAG, the Association of Bay Area Governments, is the regional
planning and services agency for the nine-county San Francisco Bay Area.
Source - 2003 "On Shaky Ground" documentation prepared by ABAG.