=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 2000Mar28 :
DATA FROM US NAVAL OCEANOGRAPHIC COMMAND DETACHMENT VIA HAWAII
SEA LEVEL CENTER.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 2000Mar28 :
Diego Garcia-C      453/003 RLR(1993) is 10.7m below BM 1000 D 1990
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 2000Mar28 :
Data from before 1992 (i.e. from before the establishment of NGWLMS gauge
by NOS) were from a UH gauge about 10 metres away
This is now an historic station last data is 2000

