An archive of this data has been saved in our DropBox files. Please refer there if any links no longer work.
TEPCO – Seismic information not taken into account during Fukushima Daiichi and Daini construction
TEPCO – Current seismic safety and reinforcement of reactor buildings at Fukushima Daiichi
TEPCO – Roadmap towards restoration appendix 2
TEPCO – Overview of fault investigation regarding Yunodake fault
TEPCO – Observed seismic data of the Tohoku-Taiheiyou-Oki earthquake at Daiichi & Daini
TEPCO – Unit 1 earthquake response analysis of reactor building, equipment & piping, etc.
Details on North Anna Nuclear fault line
MARCH 9 -2011 7.2 Quake near Sendai with small tsunami
Major seismic activity March 2010- Feb 2011
Crust movement during March 9 quake
The Geology of Fukushima (with many diagrams) http://fukushima.over-blog.fr/m/article-88575278.html (dead link, no archive)
* We do have some of the graphics from this in our image archive.