M4.0 Quake Shakes Minamata in Kumamoto Prefecture

Overview

• The quake struck at around 11:10 p.m. local time on March 15, according to the Japan Meteorological Agency.
• JMA recorded seismic intensity 4 in Minamata City and intensity 3 in Ashikita Town, Tsunagi Town, and Kuma Village.
• The epicenter was in the Amakusa–Ashikita region at an estimated depth of about 10 kilometers, with a magnitude of 4.0.
• Lower intensities were observed in Kami-Amakusa (2) and in multiple municipalities across Kumamoto, as well as parts of Nagasaki, Miyazaki, and Kagoshima.
• JMA stated there is no concern for a tsunami following the earthquake.