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Web Pages. Reviewed Publications. Magnitude 7.7 Earthquake. Average = 0.4 g Sediments amplify shaking ~200%. Average = 0.4 g Sediments amplify shaking ~200%. Average = 0.5 g Sediments deamplify slightly. Average = 0.4 g Sediments amplify shaking ~200%. Average = 0.5 g
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Average = 0.4 g Sediments amplify shaking ~200%.
Average = 0.4 g Sediments amplify shaking ~200%. Average = 0.5 g Sediments deamplify slightly.
Average = 0.4 g Sediments amplify shaking ~200%. Average = 0.5 g Sediments deamplify slightly. Average = 0.4 g Sediments only amplify very slightly.
Probabilistic Ground Motion Posters • Probabilistic ground motion maps (2% and 10% chance of exceedance in 50 y; PGA, 0.2 sec, 1.0 sec) • Probabilistic ground motion maps (2% and 10% chance of exceedance in 50 y; PGA, 0.2 sec, 1.0 sec)
What do the sediments do? Reduce shaking levels ~30% & make them more uniform. Reduce shaking levels slightly& make them more uniform.
What do the sediments do? Reduce shaking levels ~30% & make them more uniform. Increase shaking levels ~100%. Reduce shaking levels slightly& make them more uniform.
Liquefaction Maps From G. Rix & S. Romero, Georgia Tech