=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-JUN-91 :
Ko Sichang          600/051 RLR(1981) is 9.1m below BM PSCI
=========================== BENCHMARK INFORMATION UPDATE ADDED  12-JUL-93 :
Ko Sichang          600/051 RLR(1981) is 9.1m below BM PSCI
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 2003May28 :
Reported monthly mean sea level for August 2002 is suspiciously low.
Ko Sichang is an historic station last data 2002

