Japan's nuclear plants faced global scrutiny after the devastating 2011 tsunami triggered by a 9.0 magnitude earthquake.

First, he uses contour maps produced by the Geospatial Information Authority of Japan, upon which he overlays useful details based on his own research. This creates an abundance of information ...

When aftershock data is available, the corresponding maps and charts include earthquakes within 100 miles and seven days of the initial quake. All times above are Japan time. Shake data is as of ...