September 6th, 2008
San Francisco Earthquake Susceptibility Map Areas most susceptible to liquefaction, where earthquake waves cause sediment and grains of sand to loose their strength and behave like a liquid (via USGS).

San Francisco Earthquake Susceptibility Map

Areas most susceptible to liquefaction, where earthquake waves cause sediment and grains of sand to loose their strength and behave like a liquid (via USGS).

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