Data



Data Notes



Extracted from Database

20 May 2019

JAMESTOWN LANDING STEPS

Station Information

Station ID: 1845
Latitude: -15.920864
Longitude: -5.717961
GLOSS ID: 264
Coastline code: 425
Station code: 1
Country: SAINT HELENA, ASCENSION AND TRISTAN DA CUNHA
Time span of RLR data: 1993 – 2006
RLR completeness (%): 71
Time span of metric data: 1993 – 2013
Metric completeness (%): 58
Date of last update: 03 Jun 2014

Green Arrow: Current Station
Yellow Marker: Neighbouring RLR Station
Red Marker: Neighbouring Metric Station

Please note: In many cases, the station position in our database is accurate to only one minute. Thus, the tide gauge may not appear to be on the coast.

Tide Gauge Data

Plot of monthly mean sea level data at JAMESTOWN LANDING STEPS.

Link to larger image of monthly data plot.
Download monthly mean sea level data.

Plot of annual mean sea level data at JAMESTOWN LANDING STEPS.

Link to larger image of annual data plot.
Download annual mean sea level data.

Download metric sea level data. Use only with extreme caution.
NOTE: If some of the data are red in the plots above, the 'flag for attention' is set. Please see the documentation below.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: STHL
Nearby Real Time Stations from VLIZ: sthl2
Fast Delivery Data from UHSLC station 292: hourly and daily
Research Quality Data from UHSLC station 292: hourly and daily

Station Documentation

Link to RLR information.

Documentation added 1998-02-25

The gauge was stopped in October 1996 because of harbour works. A new installation was installed in April 1997

Documentation added 2002-09-10

St. Helena gauge failed September 2001.

Documentation added 2011-10-05

A revised RLR diagram for Jamestown Landing Steps - St. Helena has been prepared following discussions with Alan Hudson Head of Technical Services on St. Helena

Data Authority

British Oceanographic Data Centre
National Oceanography Centre
Joseph Proudman Building, 6 Brownlow Street
Liverpool
L3 5DA