Seismic Hazard Maps and Site-Specific Data

U.S. Seismic Hazard Maps

United States - Lower 48

• 2016
• 2014
• 2008
• 2002
• 1996

Alaska

• 2007
• 1999

Hawaii

• 1998

Puerto Rico and the U.S. Virgin Islands

• 2003

Guam and Marianas

• 2012

Samoa and Pacific Islands

• 2012

Hazard Tools

Custom Hazard Maps
Replot local portions of the national hazard maps. 1996, 2002, 2008.

Custom EQ Probability Maps
Map of probability of earthquake larger than given magnitude within selected distance. 2009.

Hazard Curves
View hazard curves and dynamically generate uniform hazard response spectra (UHRS). 2008.

Deaggregations

For a given location, what are the relative contribution for different magnitude-distance combinations?

• U.S. - 2008
• Samoa - 2008
• U.S., Puerto Rico - 2002
• U.S., Alaska, Hawaii - 1996
• Banded Deaggregation - U.S. - 2009

Other Products

• OpenSHA
  Provides a platform that can accomodate both past and future models.

• Uniform California Earthquake Forecasts (UCERFs)
  Time-dependent earthquake probability maps for California from the Working Group on California Earthquake Probabilities.

• Vs30 Data
  Global data and U.S. data compilations.

• Urban and Regional Hazard Maps
  Includes California, Central and Eastern U.S., Pacific Northwest.

• Foreign Hazard Maps
  Includes Afghanistan, Sumatra, State of Gujarat,India. See also Global Seismic Hazard Assessment Program (GSHAP).