The code used to create figure for ICERM webpage for workshop on Reproducibility in Computational and Experimental Mathematics (December 10-14, 2012) can be found in this tar file.
This code runs with Clawpack 4.6.2. From this link you can find documentation for GeoClaw as well.
The seafloor deformation used for the earthquake source comes from the work described in
For a comparison of this source with 9 other proposed sources, and the GeoClaw code to go with the paper, see also