Sismicidad en haiti

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Documentation for Initial Seismic Hazard Maps for Haiti
By Arthur Frankel, Stephen Harmsen, Charles Mueller, Eric Calais, and Jennifer Haase

Open-File Report 2010–1067

U.S. Department of the Interior U.S. Geological Survey

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Documentation for Initial Seismic Hazard Maps for Haiti
By Arthur Frankel, Stephen Harmsen, Charles Mueller, Eric Calais, andJennifer Haase

Open-File Report 2010–1067

U.S. Department of the Interior U.S. Geological Survey

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U.S. Department of the Interior KEN SALAZAR, Secretary U.S. Geological Survey Marcia K. McNutt, Director

U.S. Geological Survey, Reston, Virginia: 2010

This report and any updates to it are available online at: http://pubs.usgs.gov/ofr/2010/1067/

For more information on theUSGS—the Federal source for science about the Earth, its natural and living resources, natural hazards, and the environment, visit http://www.usgs.gov or call 1-888-ASK-USGS For an overview of USGS information products, including maps, imagery, and publications, visit http://www.usgs.gov/pubprod To order this and other USGS information products, visit http://store.usgs.gov

Any use of trade,product, or firm names is for descriptive purposes only and does not imply endorsement by the U.S. Government. Although this report is in the public domain, permission must be secured from the individual copyright owners to reproduce any copyrighted materials contained within this report.

Suggested citation: Frankel, Arthur, Harmsen, Stephen, Mueller, Charles, Calais, Eric, and Haase, Jennifer,2010, Documentation for initial seismic hazard maps for Haiti: U.S. Geological Survey Open-File Report 2010-1067, 12 p.

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Contents
Crustal Faults ..................................................................................................................................................1 Subduction Zones..........................................................................................................................................3 Spatially Smoothed Seismicity ....................................................................................................................4 Attenuation Relations ....................................................................................................................................4 Results.............................................................................................................................................................4 Acknowledgments .........................................................................................................................................5 ReferencesCited............................................................................................................................................5

Figures
1. Seismicity for the Hispaniola region for the time period 1900–2010 ................................................7 2. Crustal faults and subduction zones used in the hazard maps .......................................................8 3. Seismic hazard map with peak ground acceleration (PGA; in %g) having 10 percent probability ofexceedance in 50 years without aftershock hazard..................................................9 4. Seismic hazard map with PGA (%g) having 2 percent probability of exceedance in 50 years (1 in 2,500 annual probability of exceedance), without aftershock hazard ..................10 5. Map of Hispaniola showing shear-wave velocity averaged over the top 30 m of the ground (Vs30) derived from topographicslope .....................................................................11 6. Seismic hazard maps using site amplification based on Vs30 grid in figure 5 .............................12

Tables
1. Parameters for crustal faults and subduction zones, Hispaniola region. .......................................7

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