Structural Interpretation of the Aftershock “ Cloud ” of the 1992 M w 7 . 3 Landers Earthquake

Abstract

We analyze the spatial relationship of relocated aftershocks to the principal rupture planes of the Mw 7.3 1992 Landers mainshock from a structural point of view. We find that the aftershocks constitute primarily a several-kilometer-wide damage zone centered on the mainshock rupture planes. The intensity of damage decreases away from the principal faults… (More)

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10 Figures and Tables