=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 28-AUG-96 :
For discussions of MSL changes and extreme sea levels around Namibia
and South Africa, see: G.B.Brundrit, S.Afr.J.Mar.Sci.,16,9-17,1995
and S.Searson and G.B.Brundrit, S.Afr.J.of Science, 91,579-588,1995.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 24-Jul-2006 :   
Data for 2000 were supplied by BODC.
The values were supplied to BODC via the University of Cape Town
and so are not being classed as official.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 07-Aug-2006 :   
Following the recent supply of data from the South African Hydrographic Office
the data values for the year 2000 have now been revised with the
official values.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 24-Sep-2009 :   
Heights of chart datum relative to land levelling
datum in South Africa and Namibia: Richards Bay
Datum: up to 31st Dec 1978 = -0.900
Datum: 1st Jan 1979 - 31st Dec 1997 = -0.900
Datum: 1st Jan 1998 - 31st Dec 2002 = -1.205
Datum: 1st Jan 2003 onwards = -1.015
Datum is now LAT so unlikely to change.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 27-Mar-2013 :   
Richards Bay is now a RLR station.

