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Legend (PGA_SF_EX19)



Peak Ground Acceleration (PGA) (0)
Weak ( .17 - 1.4 %g)
Light (1.4 - 3.9 %g)
Moderate (3.9 - 9.2 %g)
Strong (9.2 - 18 %g)
Very Strong (18 - 34 %g)
Severe (34 - 65 %g)
Violent (65 - 124 %g)
Extreme (>124 %g)