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Cascadia Seismic Hazard Maps

Contact: Mark Peterson, 303-273-8546

Seattle Seismic Hazard Map - JULY 2007
Documentation, PDFs, ASCII files, and ArcGIS Shapefiles

Safety of urban structures - mitigating hazards near Bremerton

map showing peak ground acceleration with 2% probability of exceedance in 50 years (the standard used for building codes and seismic engineering)

For an inspection of the complete hazards map series,
and for information about the project, the science behind the maps,
and other information, please visit the
National Seismic Hazard Maps