PORT ELIZABETH

Documentation added 1991-06-11

Port Elizabeth 430/088 RLR(1985) is 9.4m below BM

Documentation added 1996-08-28

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. 1957 1960 values based on 8 readings a day

Documentation added 2006-07-24

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.

Documentation added 2006-08-07

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.

Documentation added 2009-09-24

Heights of chart datum relative to land levelling
datum LLD(MSL)in South Africa and Namibia: Port Elizabeth
Datum: up to 31st Dec 1978 = -0.838
Datum: 1st Jan 1979 - 31st Dec 1997 = -0.900
Datum: 1st Jan 1998 - 31st Dec 2002 = -1.026
Datum: 1st Jan 2003 onwards = -0.836
Datum is now LAT so unlikely to change. Benchmark PE 1 has been added to the RLR diagram as this is the benchmark referred to in the GLOSS Handbook.

Documentation added 2010-05-11

There appears to be a spike in Nov/Dec 2002. This is possbly 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 Port Elizabeth sea level data and must be contacted to request permission to use the data.