SIMON'S TOWN
Location:
Tide gauge hut, North bullnose, Inner Basin, East Dockyard
Latitude and Longitude: 34 deg; 11'S 18 deg; 26'E
Gauges previously installed (type, model, duration of operation):
KENT float-type 1957 - 1983
SIAP 1985 - 1995
Gauge currently installed (type, model and serial number, year of installation):
LEA float-type 1984 to date
SRD Acoustic 1996 to date
Organisation responsible for tide gauge station (name and address):
The Hydrographer, SA Navy, Private Bag X1, Tokai 7966, RSA.
Organisation performing maintenance (name and address):
The Hydrographer, SA Navy, Private Bag X1, Tokai 7966, RSA.
List and description of tide benchmarks (when installed and by whom):
28D: 2.733 m above MSL
28F: 3.889 m above MSL
28G: 2.763 m above MSL
Installed by the Chief Director, Surveys and Mapping.
Heights confirmed March 1998.
"New GPS": 2.736 m above MSL.
Installed by the University of Cape Town
Benchmark levelling information (dates and details of levelling data):
SRD Gauge last levelled 23 July 1998.
Transducer face was 3.989 above MSL (4.992 m above Chart Datum.
LEA was last levelled 3 July 1998.
Tide gauge stilling well cover (TGZ) was 3.952 m above MSL (4.955 m above Chart datum).
Tide predictions for station performed by where and by whom:
Done by the Hydrographic Office.
Which projects the station is dedicated to (GLOSS, WOCE, PSMSL):
PSMSL / WOCE
TOGA
Data centres to which data is sent:
Bidston Observatory for PSMSL / WOCE
University of Hawaii for TOGA
ftp site at the University of Cape Town (a link from http://www.sea.uct.ac.za/tidedata).
Data format (analogue charts, diskettes):
ASCII on diskette
Data communication at station (satellite, email, fax, airmail):
LEA: by analogue trace, digitised at the Hydrographic Office.
SRD: via modem and telephone line. Downloaded weekly at the Hydrographic Office.
Nearest meteorological station:
Cape Town International Airport.
Other data available (precipitation, winds, sst, river runoff):
Nil