Data and Station Information for ILE ROYALE

Station Information

Station ID:	2012
Latitude:	5.284333
Longitude:	-52.5865
GLOSS ID:	202
Coastline code:	876
Station code:	11
Country:	FRENCH GUIANA
Time span of data:	1989 – 2024
Completeness (%):	50
Link to ellipsoid:	Available
Date of last update:	18 Jun 2025

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 ILE ROYALE.

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

Plot of annual mean sea level data at ILE ROYALE.

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: IRYL, IROY
Nearby Real Time Stations from VLIZ: iler
Research Quality Data from UHSLC station 851: hourly and daily
Research Quality Data from UHSLC station 850: hourly and daily

Station Documentation

Link to RLR information.

Documentation added 2010-05-18

New station Iles du Salut French Guiana. Country/station code 876/011.TGBM is benchmark 'A' 6.884m above TGZ.

Documentation added 2014-02-11

Whole dataset has been re-loaded from SONEL. Several datapoints have been revised/added.

Documentation added 2015-11-05

This station was previously known as Iles du Salut the collective name for the three islands off French Guiana. This has now been changed to Ile Royale the name of the island on which the tide gauge is situated.

Documentation added 2016-06-22

While adding the 2015 data to the dataset it was noted that values for April-September 2012 had been revised.

Documentation added 2025-07-15

Updated the whole dataset to ensure they include all the historical data recovered recently by SHOM and the calculated monthly and annual means match those distributed by SONEL.

Data Authority

SHOM
13 rue de Chatelier
29200 BREST

Data

Data Notes

Extracted from Database

ILE ROYALE