=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 23-Feb-2001
Shimonosehi III     647/010 RLR(1994) is 10.7m below Attached BM
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 22-Feb-2012
A massive earthquake magnitude 9.0 occurred at 14.46 JST (05.46 UTC) on Friday 11th March 2011 with the epicentre situated approx. 70 km east of the Oshika Peninsula of Tohoku. It was the most powerful ever earth quake to hit Japan and triggered a tsunami with waves of up to 40.5m travelling up to 10km inland.