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.
Nearby GNSS Stations from SONEL: TGDE
Nearby Real Time Stations from VLIZ: treg
Fast Delivery Data from UHSLC station 804: hourly and daily
Research Quality Data from UHSLC station 804: hourly and daily
Tide gauge network modernised, new equipment installed in 1987
Documentation added 2009-01-28
Following the input of revised data values station made Metric awaiting datum information.
Documentation added 2009-04-06
2007/8 mean sea level values entered as Metric only awaiting confirmation of a datum query.
Documentation added 2009-10-27
The Norwegian Mapping Authority have revised their datasets. Whole dataset is now referred to TGBM D40 N53 which is 2.716m above TGZ. As a result RLR has been re-calculated to be 5984.
Documentation added 2009-10-29
RLR value for Tregde now RLR 2008.
Documentation added 2010-04-19
Data points for February and July 1941 have been switched off as these are data spikes. These data values do not appear on the Norwegian website.
Documentation added 2012-09-05
For information on sea level change along the Norwegian coast see paper "Contributions to sea level variability along the Norwegian coast for 1960-2010" by K. Richter, J.E.O. Nilsen and H. Drange.
Documentation added 2018-01-30
Using updated values supplied by the Norwegian Mapping Authority data points for December 1987 and October 2009 have been revised.
Data Authority
Norwegian Mapping Authority Hydrographic Service Po. Box 60 4001 Stavanger