FRI MAR 11, 2:54 PM. KESENNUMA, MIYAGI PREF. An offshore GPS buoy east of Kesennuma is the first instrument to detect the approaching tsunami. It measures six meters in height.
FRI MAR 11, 2:54 PM. KESENNUMA, MIYAGI PREF. An offshore GPS buoy east of Kesennuma is the first instrument to detect the approaching tsunami. It measures six meters in height.