=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991 Hakodate II 641/032 RLR(1963) is 8.0m below BM Hakodate This is now an historic station last data 1966 =========================== FOLLOWING PSMSL DOCUMENTATION ADDED 29-Aug-1995 A destructive earthquake and tsunami occurred in the Kuril Islands on 4 October 1994 - see Earth System Monitor, 5(4), June 1995.