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.
Documentation added 2000-06-12
Data for November 1992 - July 1993 deleted as clearly anomalous.
Documentation added 2008-02-28
2004/5 gauge was either non operational or producing rubbish.
Documentation added 2009-09-24
Heights of chart datum relative to land levelling datum in South Africa and Namibia: Durban Datum: up to 31st Dec 1978 = -0.838 Datum: 1st Jan 1979 - 31st Dec 1997 = -0.900 Datum: 1st Jan 1998 - 31st Dec 2002 = -1.113 Datum: 1st Jan 2003 onwards = -0.913 Datum is now LAT so unlikely to change. For details of these datum references see the correspondence file.
Documentation added 2010-05-11
There appears to be a spike in the dataset for December 2002. This is possibly real as it appears in several of the S. African stations.
Documentation added 2019-10-23
The South African Navy Hydrographic Office (SANHO) are the copyright owners of the Durban sea level data and must be contacted to request permission to use the data.
Hydrographic Office Maritime Headquarters Private Bag X1 Tokai 7966