=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991
Sines               210/028 RLR(1982) is 40.8m below TGBM
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 12-Jul-1993
Sines               210/028 RLR(1982) is 40.8m below TGBM
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 04-Nov-1998
data for 1985-86 replaced with revised values received from the Hydrographic Institute. 
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 01-Aug-2019
The complete dataset has been supplied by the Hydrographic Institute. The station has been reinstated.