South Africa (Durban) Station information sheet

GLOSS number 13
Station name


Country South Africa
Time zone 030E, GMT + 2hrs
Latitude (+ve N) -29.88333
Longitude (+ve E) 31.03333
Ocean Indian
Observation period(s) 1954-1958, 1960-
Responsible country South Africa
Authority responsible
for tide gauge
Hydrographer, South African Navy, Private Bag X1, Tokai 7966, South Africa
GLOSS contact Ruth Farre
Superintendent Tidal Information
Hydrographic Office
Private Bag X1
Tokai 7966
South Africa
Committed to GLOSS Yes
Operational Yes
Float Yes
Pressure No
Bubbler No
Acoustic Yes
Radar No
Digital data Yes
Additional parameters Sea temperature (1990 onwards), air pressure (1990 onwards)
Data acquisition rate Float/stilling well - digitized hourly. Acoustic gauge - meaned values recorded at 1 minute intervals
High frequency data at BODC    Download document g013.txt  from BODC   
High frequency data at UHSLC Download from UHSLC   Download documentation qa181a.dmt from UHSLC   Format documentation for UHSLC data
Real-time data available No
Additional parameters (real-time) Sea temperature (1990 onwards), air pressure (1990 onwards)
Tide gauge benchmarks Trig survey BM 4212 at east end of of Salisbury Island. UTM Grid Reference 36 JUB 109930.
Benchmark relationships Tide Gauge Zero (TGZ) = South Africa Chart Datum TGZ = 0.838m below LLD (MSL) until 31 Dec 1978 TGZ = 0.900m below LLD (MSL) from 01 January 1979 TGZ = 0.904m below BM 4212
Data at PSMSL  
Annual MSL (RLR) data Download annual MSL (RLR) data for Durban
Annual MSL (RLR) plot View annual MSL (RLR) plot for Durban
MSL method Doodson X0 filter
PSMSL code 430/091
Other relevant codes UHSLC 181
Additional information  
Other relevant information Values based on GPS have been observed but not finally calculated. Both gauges are due to be relocated in 1990.
Nearest Met. station Durban
Last updated 2002-12-11