=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Jun-1991
Viana               210/011 RLR(1984) is 18.0m below TGBM
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 12-Jul-1993
Viana               210/011 RLR(1984) is 18.0m below TGBM
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 04-Nov-1998
data for 1984-85  replaced with revised values received from authority 41
Viana is an historic station last data 1985

